<p><strong>Company Profile</strong></p><p>Our client is a company that provides software and services to support 3D design and simulation in fields such as manufacturing and healthcare.</p><p> </p><p><strong>The Role</strong></p><ul><li>Provide first-level technical support and troubleshooting for internal users, ensuring smooth operation of IT systems and hardware. This role involves resolving PC-related issues, managing service requests, and maintaining compliance with corporate IT standards.</li></ul><p> </p><p><strong>Your Skills </strong></p><ul><li>1-3 years in IT support or helpdesk role.</li><li>Experience with Windows OS, Microsoft 365, and basic networking.</li><li>Strong troubleshooting and problem-solving skills.</li></ul><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>2,500 - 3,000 JPY hourly</p><p> </p><p><strong> </strong>Reference Number:06940-0013336879</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjg5ODY4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><span style="text-decoration: underline;">Job Description: </span></p><p>[Department Overview]</p><p>As Japan's largest internet shopping mall service is used by over tens of millions of consumers, we strive to improve through a cycle of hypothesis → verification → analysis → systemization.</p><p>In addition, in order to provide continuous and stable services under high load conditions during sales and other large events, we take into account various system and service characteristics and optimize the web backend, providing an opportunity to constantly test your engineering skills.</p><p>[Position Outline]</p><p>The E-Commerce Marketplace Development Department is looking for a senior backend development engineer for the website. Specifically, you will be responsible for the design, development, and operation of the web system backend, as well as the engineering team and project management, including the following:</p><p>[Responsibilities]</p><p>* Understand the priorities of business requirements and deliver high-quality services within a tight schedule.</p><p>* Lead projects and resolve technical issues for assigned services, or design, develop, test, and release new or existing features. * Design, develop, test, and release projects.</p><p>* Operational support (responding to inquiries from consumers and merchants, research, operational tasks, etc.)</p><p> </p><p><span style="text-decoration: underline;">Required Skills:</span></p><p>* 5+ years of tech lead experience (architecture design of high-load web systems, technical decision-making, etc.)</p><p>* Experience leading the design of the entire system with consideration for scalability and maintainability, and strategically leading the future vision of the service (expansion of user base, integration of new features)</p><p>*Experience in service monitoring and troubleshooting/reporting in a production environment</p><p>*5+ years of experience developing Java/Spring Boot web applications</p><p>*5+ years of experience designing and developing REST APIs, and familiarity with JUnit testing and code reviews</p><p>*Experience with relational databases (Oracle or MySQL)</p><p>*Experience using Tomcat or Weblogic</p><p>*Experience with Git, Linux, and Gradle</p><p>*Experience with CI/CD using Jenkins or other tools</p><p>*Knowledge of container architectures, including Docker and Kubernetes, and experience using them in system development</p><p>*Communication skills in English</p><p> </p><p><span style="text-decoration: underline;">Desired skills: </span></p><p>*Experience conducting performance/load/stress tests, etc.</p><p>*Experience using Redis, Kafka, ElasticSearch, Grafana, and Kibana</p><p>*3+ years of experience developing PHP applications using one of these frameworks</p><p>*Experience building environments using Kubernetes</p><p>*Kubernetes certification (CKA or CKAD)</p><p> </p><p>Reference No.: 06940-0013365572</p><img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjA1MzA5LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>A fast-growing SaaS company serving global manufacturers seeks a Site Reliability Engineer to support mission-critical, cloud-native PLM (Product Lifecycle Management) solutions. This organization empowers leading innovators to rapidly improve operational capabilities and drive industry transformation through advanced automation, security, and cloud best practices. You'll be part of an agile, international engineering team with a culture of creativity, efficiency, and technical excellence.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Build and maintain secure, efficient cloud environments for enterprise SaaS platforms</li><li>Drive automation for CI/CD, cloud operations, and incident management</li><li>Collaborate with DevOps, support, and development teams to optimize performance and reliability</li><li>Solve complex technical issues, mentor peers, and introduce emerging technologies</li><li>Ensure 24/7 availability through duty and on-call rotations</li><li>Lead efforts on observability, monitoring, and remediation for security and privacy</li><li>Manage deployments across regions using tools like Azure, Docker, Kubernetes, Terraform, and Packer</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Experience in cloud computing, virtualization, Docker, and Kubernetes</li><li>Strong troubleshooting and advanced networking skills (Load balancers, Firewalls, VPNs, TCP/IP)</li><li>Proven ability to monitor, support, and scale production SaaS workloads</li><li>"Everything as code" automation mindset and hands-on CI/CD experience</li><li>Positive, quality-driven, and proactive approach</li><li>(Preferred) Deep knowledge of Azure DevOps, scripting (PowerShell/.NET Core), and infrastructure as code</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Direct impact on the reliability of platforms used by global Fortune 500 leaders</li><li>Exposure to modern cloud technologies and real DevOps culture</li><li>Opportunities for fast learning, innovation, and leadership</li><li>Collaborative, international hybrid work environment in Tokyo</li><li>Strong focus on automation, continuous improvement, and scalable operations</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>7 - 11 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013339667</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/c3VlLnRpbmcuNzI2MzAuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Company Profile</strong></p><p>A regional organization operating in the B2B sector is seeking a Helpdesk Support professional to join its IT team supporting operations across Japan and the broader APAC region. The team ensures smooth IT operations, infrastructure reliability, and support for local and regional stakeholders.</p><p> </p><p><strong>The Role</strong></p><ul><li>This role provides Level 1 and Level 2 IT support, helping maintain and improve IT systems across the region. You will assist end-users, troubleshoot technical issues, and work closely with colleagues and vendors to ensure reliable IT operations.</li><li>Reporting to the IT Manager, you will contribute to IT projects, support system improvements, and help implement new solutions for the organization.</li></ul><p>Main Responsibilities</p><ul><li>Act as the first point of contact for IT incidents; log, clarify, and escalate issues as needed.</li><li>Troubleshoot technical problems and coordinate with external vendors or offsite IT teams.</li><li>Support end-user hardware and software, including desktops, laptops, tablets, mobile devices, and communication tools.</li><li>Assist with setup, configuration, upgrades, and maintenance of IT systems.</li><li>Maintain and track IT assets, including procurement and disposal.</li><li>Provide support for video conferencing, IP phones, and other communication tools.</li><li>Assist with basic network setup and troubleshooting, including rack-and-stack tasks as required.</li></ul><p> </p><p><strong>Your Skills </strong></p><ul><li>Fluent in Japanese and business-level English.</li><li>Experience in IT support, helpdesk, or desktop support (L1/L2).</li><li>Familiarity with end-user hardware and software systems.</li><li>Comfortable working with regional teams and external vendors.</li></ul><p> </p><p><strong>Key Highlights of the Role </strong></p><ul><li>Join a supportive and collaborative work environment with a positive company culture.</li><li>Collaborate with regional and international teams across APAC, gaining valuable cross-border experience.</li><li>Benefit from a flat management structure, encouraging open communication, autonomy, and faster decision-making.</li><li>Receive a competitive salary, up to 10 million JPY, with opportunities for career growth and professional development.</li><li>Be part of a stable organization that values work-life balance and long-term employee satisfaction.</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>7 - 10 million yen </p><p><strong> </strong></p><p>Reference Number: 06940-0013343412</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/ZXJpa2EueWFtYWRhLjE1ODYyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>Enterprise SaaS provider specializing in contract management solutions that transform how businesses leverage contract data. Post-PMF company experiencing rapid growth, backed by years of proprietary OCR and NLP technology development. The platform serves legal, sales, engineering, and executive teams across major Japanese enterprises, combining battle-tested data digitization expertise with cutting-edge generative AI capabilities.</p><p> </p><p><strong>The Role</strong></p><ul><li>Lead critical technical initiatives from architecture design through implementation and team guidance</li><li>Own technology decisions and code reviews across new feature development, improvements, and operations</li><li>Drive performance optimization strategies for contract data processing and full-text search at scale</li><li>Design and implement microservices architecture to support global expansion and feature velocity</li><li>Build LLM inference infrastructure that combines massive document processing with generative AI</li><li>Shape technical stack evolution and modernization across the entire platform</li><li>Provide hands-on technical mentorship to engineering teams while establishing systems that improve code quality</li><li>Identify and solve cross-product technical challenges that impact organizational efficiency</li></ul><p> </p><p>Tech Stack: Kotlin, Ktor, Spring Boot, TypeScript, React, Vite, PostgreSQL, Elasticsearch, Google Cloud (Cloud Run, Cloud Functions), GitHub Actions, Splunk</p><p><strong> </strong></p><p><strong>Your Skills </strong></p><p>Required:</p><ul><li>7+ years building web applications with proven architectural ownership</li><li>Deep backend expertise using statically-typed languages (Java, Kotlin, Go, TypeScript)</li><li>SPA frontend development experience with React, Vue.js, or similar frameworks</li><li>Public cloud architecture - designing and operating systems on GCP, AWS, or Azure</li><li>DDD modeling proficiency and understanding of cloud design patterns</li><li>RDB design and performance tuning skills for high-volume data processing</li><li>Technical leadership experience guiding development teams</li><li>Business-level proficiency in both Japanese and English</li><li>Valid work authorization for Japan or current Japan residency</li></ul><p>Preferred:</p><ul><li>Large-scale, high-traffic services experience</li><li>SRE/DevOps background with microservices architecture design</li><li>SaaS product launch experience from zero to production</li><li>Security design and vulnerability remediation knowledge</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Post-PMF hypergrowth phase - architect systems that scale from successful product to market-defining platform with massive technical autonomy over technology selection and strategic direction</li><li>Unique technical challenge - combine proprietary OCR/NLP technology developed over years with cutting-edge generative AI to achieve precision levels generic solutions cannot match</li><li>Scale-specific challenges - microservices transformation, large-scale LLM infrastructure, and DDD modeling of complex domains at enterprise scale</li><li>Hands-on + leadership balance - design your own approach between architectural leadership and technical implementation</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>10 - 19 million yen</p><p> </p><p><strong> </strong></p><p>Reference Number: 06940-0013342172</p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/c3VlLnRpbmcuOTQxNzkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p style="display: inline !important;"><strong>Company Profile</strong></p><p>Global fintech provider delivering algorithmic risk management solutions to Japan's leading financial institutions through SaaS B2B platform.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Design and implement infrastructure solutions (on-premise/cloud) for banking clients on projects spanning 6 months to 2 years</li><li>Lead technical discovery sessions with risk managers and engineering teams at major Japanese financial institutions</li><li>Participate in pre-sales activities and product demonstrations alongside the Head of Sales</li><li>Provide production support and troubleshooting for live client environments</li><li>Collaborate with global development teams while serving as technical anchor for Japan market</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Native-level Japanese (essential for domestic financial institution communication) and conversational English (for global team collaboration)</li><li>Strong programming skills in Java and Python with packaged software implementation experience</li><li>Infrastructure sizing and architecture planning capabilities (servers/cloud deployments)</li><li>Client-facing technical consultation experience</li><li>Valid work authorization in Japan (citizenship, PR or appropriate visa)</li><li>Bonus: Financial services background, risk management systems experience or work at bank IT subsidiaries (SMBC tech, Mizuho tech, etc.)</li></ul><p> </p><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Work directly with Japan's blue-chip banks on sophisticated risk management implementations</li><li>Highly flexible work style: only 6-8 days in office per month in a small, collaborative 3-4 person Tokyo team</li><li>Gain exposure to pre-sales and business development, expanding beyond pure technical work</li><li>Competitive package up to ¥12M annually with stable backing from global organization</li><li>Shape cutting-edge algorithmic financial products used for investment risk management across the industry</li></ul><p><br /> Apply Confidentially <br /> Contact with your resume. All inquiries handled with complete confidentiality.</p><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>8 - 12 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013355067</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/S2hhbmcuTGUuOTA4MjIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Key Responsibilities:</strong></p><ul><li>Deliver high-quality in-house ICT services that exceed industry standards.</li><li>Support oversight of all aspects of technology infrastructure, including servers, networks, telecommunications, and cloud services.</li><li>Ensure robust cybersecurity to protect sensitive client data and maintain confidentiality.</li><li>Lead and manage the desktop support team.</li><li>Collaborate with management to develop and implement technology strategy aligned with business objectives.</li><li>Assist in building relationships with external vendors, hardware manufacturers, solution providers, and service providers.</li><li>Support IT budgeting, including forecasting, cost control, and technology investments.</li><li>Establish and enforce IT policies, procedures, and best practices.</li><li>Ensure compliance with relevant industry regulations and data protection requirements.</li><li>Promote and lead technology training initiatives for staff.</li><li>Plan and execute disaster recovery and business continuity strategies.</li></ul><p><strong>Required Qualifications:</strong></p><ul><li>5-7 years of IT management experience, preferably in a professional services environment.</li><li>Proven experience managing IT infrastructure in a Windows/Microsoft 365 environment.</li><li>Experience operating and managing computer virtualization technology (including virtual desktops) and hypervisors in an enterprise setting.</li><li>Flexible mindset adaptable to changing trends and environments; strong self-starter.</li><li>Experience in cybersecurity, data protection, disaster recovery, and business continuity planning.</li><li>Excellent communication skills; ability to explain technical concepts to non-technical staff and management.</li></ul><p><strong>Preferred Qualifications:</strong></p><ul><li>Knowledge of legal technology (Legal-tech) applications and workflows.</li><li>Experience with legal-specific software (e.g., CMS platforms such as OpenText Content Server).</li><li>Relevant certifications (MCSE, CISSP, ITIL, CompTIA Security+, etc.).</li><li>Familiarity with compliance requirements in the legal industry.</li><li>Experience with cloud migrations and hybrid infrastructure.</li><li>Knowledge of e-discovery processes and litigation support technology.</li><li>Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.</li></ul><p><strong>Team Information:</strong></p><ul><li>The IT team includes a manager and desktop support specialists.</li><li>The department is recognized for its commitment to supporting attorneys and staff with modern technology solutions.</li><li>There is an ongoing focus on ICT workplace modernization and process improvement, with new initiatives being planned and implemented.</li></ul><p> </p><p>JO:06940-0013367288</p><p>Location: Tokyo</p><p>Annual Salary: JPY 10,000,000</p><img src="https://counter.adcourier.com/YWhtYWQucm95YW5pLjA0NzExLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Build Critical Trading Infrastructure | Modern C++ | Tokyo Hybrid</strong><br /><br /><strong>Company Profile</strong><br />A leading global investment bank is expanding their market connectivity platform across Asia-Pacific. The Equities technology team focuses on building infrastructure that connects institutional clients to global markets handling the critical middleware layer between sophisticated trading firms and exchanges. This is a stable, established financial institution with Western work culture and recognition practices.<br /><br /><strong>The Role</strong><br />* You'll architect and develop market connectivity infrastructure using modern C++17/C++20, working on greenfield projects rather than maintaining legacy systems<br />* Drive the technical migration from older Java-based platforms to cutting-edge C++ architecture, making architectural decisions that impact the entire APAC region<br />* Own full delivery cycles. From analyzing requirements with business stakeholders through design, development, testing, and production support<br />* Solve complex challenges in FIX protocol implementation, TCP/IP networking, and multi-threaded systems that serve multiple institutional clients<br />* Work within a lean global team in APAC where your contributions have direct visibility to senior leadership<br />* Participate in code reviews, mentor team members, and shape platform architecture for the APAC expansion initiative<br />* Provide technical estimates and act as the go-to technical resource for business requirements and delivery planning<br /><br /><strong>Your Skills</strong><br />Essential Requirements:<br />* Expertise in modern C++ development (C++17 minimum, C++20 strongly preferred) with 6+ years of professional experience<br />* Deep knowledge of TCP/IP networking, socket programming, and multi-threading in production environments<br />* Strong foundation in data structures, algorithms, and the C++ standard library applied to performance-sensitive systems<br />* Problem-solving ability that focuses on finding elegant solutions rather than memorizing syntax<br />* Experience with Linux/Unix systems and understanding of network protocols at a low level<br />* English proficiency for global team collaboration (Japanese language skills are not required)<br />* Valid work authorization to work in Japan (No visa sponsorship)<br /><br /><strong>Welcome Experience (Finance background is NOT required):</strong><br />* Hands-on experience with FIX protocol or financial market connectivity platforms<br />* Background in gaming backend development (multiplayer networking, real-time systems)<br />* Telecom or infrastructure engineering with high-performance networking focus<br />* Previous work in low-latency optimization (though not nanosecond-level HFT)<br />* Experience collaborating in global team structures across multiple regions<br /><br /><strong>Key Highlights of the Role</strong><br />* Work on greenfield C++ projects with modern standards. You'll be building new systems, not debugging 20-year-old codebases<br />* Join at the ground floor of APAC regional expansion, giving you high impact and visibility in a critical infrastructure initiative<br />* Benefit from hybrid flexibility (3 days office / 2 days remote after onboarding) in Tokyo<br />* Small team size means every contribution matters. You'll directly influence platform direction serving multiple institutional clients<br />* Open to diverse technical backgrounds: gaming engineers, telecom developers, and distributed systems specialists are actively encouraged to apply<br />* Enjoy recognition and career progression typically associated with Western financial institutions while working in Tokyo<br /><br /><strong>Apply Confidentially</strong><br />Send your CV with subject line "C++ Connectivity Engineer - Tokyo"<br />All applications handled with complete confidentiality. Whether actively looking or simply exploring, your privacy is respected throughout the process.</p><p><strong>Location <br /></strong>Tokyo</p><p><strong>Salary<br /></strong>7 - 10 million yen</p><p><strong> </strong></p><p>Reference Number: 67040-0013364709</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/S2hhbmcuTGUuMDIwNTYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Company Profile</strong><br /><br />A growing company providing a next-generation collaborative management platform that connects executives with operational teams. Our solution centralizes "people, assets, and capital" covering budgeting & forecasting, workforce planning, capital investment, and rebate management enabling fast, data-driven decision-making. Our strengths include an intuitive UI/UX and expert support leveraging insights from former corporate strategy professionals. In addition to our existing products, we are expanding into new enterprise solutions. Flexible, fully remote work arrangements are available.</p><p><strong>The Role</strong><br /><br />This is an engineering position leading the technical side of new business initiatives in the management domain. You will work closely with Product Managers and business teams, driving end-to-end 0→1 development-from deeply understanding customer challenges to defining the MVP, designing the architecture, prototyping, and implementation. You will have significant discretion in technical decision-making and play a key role in directly shaping the direction of the product.<br /><br /><strong>Your Skills </strong></p><p>Must-Have:</p><ul><li>5+ years of experience in web application development</li><li>Experience developing with Ruby on Rails</li><li>Experience in architecture design and technology selection</li><li>Experience driving projects as a technical lead</li><li>Experience contributing to 0→1 phases of in-house product development</li></ul><p>Preferred:</p><ul><li>Experience working in Agile/Scrum environments</li><li>Ability to prioritize based on business requirements and domain understanding</li><li>Proactive experience in improving organizational or team processes</li><li>End-to-end experience from development to operations</li></ul><p><strong>Key Highlights of the Role </strong></p><ul><li><p style="display: inline !important;">Fully remote work and flexible working arrangements</p></li><li>Significant autonomy to technically lead 0→1 development of new business initiatives</li><li>Opportunity to collaborate closely with Product Managers, corporate planning, and design teams to create customer-driven products</li><li>End-to-end involvement from architecture design to prototyping and iterative improvements</li><li>Career growth potential toward Tech Lead or VPoE roles</li><li>The chance to tackle high-impact product development in the challenging domain of management solutions, delivering real value</li></ul><p><strong>Location</strong><br />Tokyo</p><p><strong>Salary<br /></strong>8－15 million yen<br /> <br /> <br /> <br />Reference Number：06940-0013337685<br /> <br /> <br /> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/U2hpbWFtdXJhLlNoaW5vYnUuNzQ3MTYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p>Build Japan's Payment Future with ML & Functional Programming<br /><br /><strong>Company Profile</strong><br />A rapidly growing fintech company transforming digital commerce in Japan is seeking a Product Engineer. The platform processes millions of transactions using proprietary machine learning models to enable seamless online shopping experiences. Backed by major global payment companies and leading financial institutions, the organization combines innovative technology with enterprise stability. The engineering team represents 40+ nationalities working in English, maintaining a casual, collaborative culture at their central Tokyo office.<br /><br /><strong>The Role</strong></p><ul><li>Architect and scale payment platform components while maintaining security, resilience, and maintainability standards for high-volume transaction processing</li><li>Collaborate directly with product teams to translate business objectives into technical solutions, communicating design tradeoffs clearly across engineering and product stakeholders</li><li>Work cross-functionally in feature teams to deliver services that directly impact user acquisition and conversion rates</li><li>Participate in systematic code reviews and maintain testing practices that ensure production-grade quality for mission-critical payment infrastructure</li><li>Stay current with industry patterns and suggest performance improvements based on data-driven insights from real-world payment flows</li><li>Navigate ambiguity with sound judgment while defining deliverables and maintaining urgency for business-critical releases</li></ul><p><br /><strong>Your Skills</strong><br />Essential Requirements:</p><ul><li>Proficiency in Scala (or strong in functional programming like Rust, Haskell, C++) with curiosity about functional programming paradigms</li><li>Strong grasp of software architecture, design patterns, and how they align with distributed service structures</li><li>Experience writing clean, maintainable code with systematic debugging approaches and automated testing mindset</li><li>Understanding of security implications across distributed systems and payment infrastructure</li><li>Comfortable reading unfamiliar codebases and making intelligent inferences about broader system context</li><li>Genuine interest in how engineering strategy connects to product development and business growth</li></ul><p>Bonus Experience (Not Required but Valued):</p><ul><li>Hands-on experience with Scala, Cassandra, Kafka, PostgreSQL, AWS (Fargate/Terraform), or functional programming libraries (cats, cats-effect)</li><li>Background in microservices architecture, event sourcing, CQRS patterns, or REST API design</li><li>Previous work on payment platforms, distributed systems, or fintech products</li><li>Understanding of cross-team dependencies and ability to envision technical roadmaps</li></ul><p><br /><strong>Key Highlights of the Role</strong></p><ul><li>Solve genuine technical challenges at scale. Building payment infrastructure that underwrites real-time transactions using proprietary ML models for major e-commerce platforms</li><li>Work with a modern functional programming stack (Scala, cats-effect, tagless final) alongside distributed systems technologies like Kafka, Cassandra, and event sourcing architectures</li><li>Join a truly international engineering team where English is the working language and colleagues represent 40+ nationalities - rare opportunity for Tokyo tech roles</li><li>Shape technology evolution in a well-funded organization transitioning from startup agility to enterprise scale</li><li>Enjoy genuine work-life balance with full flextime (no core hours), up to 3 days remote per week and generous paid time off (20+ days from first year)</li><li>Competitive compensation package with comprehensive retirement programs and premium central Tokyo office access</li></ul><img src="https://counter.adcourier.com/S2hhbmcuTGUuMjQzMzYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p>Company Profile<br />A global technology-driven organization operating a large-scale API and platform business is seeking a highly technical Product Development Manager to lead infrastructure-oriented product initiatives. The company supports an international user base and works within a deeply engineering-centric, multicultural environment.<br /><br />The Role<br />This role sits at the intersection of engineering and product management, owning the evolution of a core API platform used across multiple services and regions.<br />You will work closely with a highly technical, 20-30 person engineering-heavy team, driving product decisions related to API design, platform architecture, and infrastructure-level initiatives.<br /><br />The position requires hands-on technical credibility, this is not a business-facing PDM role. You will be responsible for translating complex engineering realities into clear product direction, managing technical specifications, API documentation, and platform roadmap priorities.<br />The environment is highly international, and English is the primary working language, with Japanese used for internal collaboration and select stakeholders.<br /><br />Your Skills</p><ul><li>Background as a software engineer transitioning into product management, or an experienced PDM with deep API / platform / infrastructure expertise</li><li>Proven experience managing API platforms, including API design, documentation, and gateway or API management tools</li><li>Strong understanding of infrastructure-level concerns such as database migrations, platform upgrades, and system architecture</li><li>Demonstrated ability to write clear, precise API documentation and technical specifications</li><li>Fluent English (business level required)</li><li>Japanese communication skills preferred (business level ideal; conversational level acceptable)</li><li>Comfortable working in highly technical, engineering-driven teams<br /><br />Nice to Have</li><li>Experience with cloud platforms (AWS, GCP, Azure)</li><li>Familiarity with infrastructure-as-code concepts</li><li>Experience in e-commerce or platform-based business models</li><li>Experience managing technical roadmaps and stakeholder alignment<br /><br />Key Highlights of the Role</li><li>Own and shape a global API platform with real architectural and infrastructure impact</li><li>Work in a deeply technical environment where engineering credibility truly matters</li><li>Collaborate with a diverse, international team using English as the primary language</li><li>Flexible location policy with offshore candidates welcome</li><li>Stable yet evolving platform with long-term technical challenges and growth opportunities<br /> </li></ul><img src="https://counter.adcourier.com/T25kcmVqLlphdGxvdWthbC44ODg2MC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p>A global life insurance group</p><p><strong>The Role</strong></p><p>A global life insurance group is looking for a Helpdesk / PC Support professional with an engineering mindset to support critical business systems. This role combines IT support, automation, monitoring, and AI-driven improvements to ensure system reliability and fast incident resolution.</p><ul><li>Monitor systems to ensure uptime and prevent incidents</li><li>Respond to outages and incidents, restoring services quickly</li><li>Use AI/ML to analyze logs and predict issues proactively</li><li>Automate repetitive tasks to improve efficiency and reduce errors</li><li>Maintain monitoring, alerting, and performance metrics (SLIs/SLOs)</li><li>Conduct blameless post-incident reviews and implement improvements</li><li>Collaborate with engineering and product teams on AI-driven support initiatives</li></ul><p><strong>Your Skills</strong></p><ul><li>Knowledge of AI/ML fundamentals</li><li>Scripting experience (Python and/or Bash)</li><li>Experience with IaC tools (Terraform, Ansible)</li><li>Strong incident response and problem-solving skills</li><li>Experience using logs and metrics to improve system reliability</li><li>Strong communication skills in Japanese and English</li></ul><p><strong>Location</strong><br />Tokyo </p><p><strong>Salary</strong><br />8 million yen <br /><br />Reference Number: 06940-0013342899</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/bHVrZS5mdXJuaXZhbC43NzE1OC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p>A leading Japanese technology platform company specializing in the creator economy and influencer marketing space. The company operates a comprehensive ecosystem that connects content creators, influencers, and brands, facilitating collaborations and powering the rapidly growing creator economy in Japan. With strong market presence and proven technology solutions, the company is positioned for continued expansion and technological innovation.</p><p> </p><p><strong>The Role</strong></p><ul><li>Lead and scale the engineering organization as Head of Engineering, overseeing product development, platform architecture, and technical strategy</li><li>Manage and mentor a growing engineering team (currently 15-20 engineers), fostering a culture of technical excellence, innovation, and collaboration</li><li>Drive the technical roadmap in alignment with business objectives, focusing on platform scalability, performance, and new feature development</li><li>Oversee the full technology stack including web applications, mobile applications, backend infrastructure, and data systems</li><li>Partner closely with the CEO, product, and business teams to translate business requirements into technical solutions</li><li>Establish and improve engineering processes, best practices, and development methodologies to increase team efficiency and product quality</li><li>Lead recruitment efforts to attract top engineering talent and build a world-class engineering organization</li><li>Manage vendor relationships and technical partnerships as needed</li><li>Ensure system reliability, security, and performance across all platforms</li><li>Drive innovation in areas such as creator matching algorithms, analytics, and platform features</li></ul><p> <strong> </strong></p><p><strong>Your Skills </strong></p><p>Required:</p><ul><li>10+ years of software engineering experience with at least 5 years in engineering management or leadership roles</li><li>Proven track record of building and scaling engineering teams (15+ people)</li><li>Strong technical background with hands-on experience in modern web and mobile technologies</li><li>Experience with cloud infrastructure (AWS, GCP, or Azure) and scalable system architecture</li><li>Fluent Japanese (native or business level) is mandatory</li><li>Business-level English for communication with potential international partners and technical documentation</li><li>Strong leadership, communication, and stakeholder management skills</li><li>Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)</li></ul><p>Preferred:</p><ul><li>Experience in consumer-facing platform or marketplace businesses</li><li>Background in social media, creator economy, influencer marketing, or advertising technology</li><li>Experience with data-driven product development and analytics</li><li>Track record of successfully delivering complex technical projects in fast-paced environments</li><li>Experience building and managing mobile applications (iOS/Android)</li><li>Knowledge of machine learning or recommendation systems</li><li>Startup or high-growth company experience</li></ul><p> </p><p><strong>Key Highlights of the Role </strong></p><ul><li>Shape the technical vision and strategy of a leading player in Japan's booming creator economy</li><li>Build and lead a high-performing engineering team with significant autonomy and impact</li><li>Work directly with executive leadership to drive company growth and innovation</li><li>Tackle exciting technical challenges at the intersection of social media, e-commerce, and marketplace dynamics</li><li>Be part of a fast-growing company in a dynamic industry with strong market tailwinds</li><li>Competitive compensation package including salary, equity, and benefits</li><li>Flexible work environment with a collaborative, innovation-driven culture</li><li>Office located in central Tokyo with excellent access</li></ul><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>15 - 18 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013358135</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/c3VlLnRpbmcuNzE3NDEuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Company Profile</strong></p><p>Global cybersecurity leader specializing in Endpoint Detection & Response (EDR) solutions is expanding its Tokyo engineering team. The company protects enterprise customers worldwide by analyzing massive volumes of threat data from millions of endpoints in real-time.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Join the core engineering team building a completely next-generation EDR platform that has secured board-level funding and is moving into production phase</li><li>Design and implement backend services in Rust that process data from 6 million sensors streaming 1,000 messages per minute with sub-second response times</li><li>Build data ingestion pipelines and microservices that maintain reliability under extreme throughput while optimizing cloud infrastructure costs</li><li>Architect scalable distributed systems using containerization, cloud-native technologies and streaming data platforms</li><li>Develop APIs and integrations connecting security tools across enterprise IT environments</li><li>Collaborate with an international engineering team (English-speaking) to implement AI-driven threat detection capabilities</li><li>Work on genuinely complex technical challenges where system reliability isn't optional. It's mission-critical!</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><p>Essential Requirements:</p><ul><li>Production experience in Rust required (or exceptionally strong C++/Go/Java with immediate willingness to transition to Rust)</li><li>Proven track record building high-scale distributed systems handling millions of users or data points, not just thousands</li><li>Deep understanding of system reliability trade-offs: performance versus cost, speed versus fault tolerance</li><li>Hands-on experience with cloud platforms (AWS/GCP/Azure), containerization, and microservice architecture patterns</li><li>Solid foundation working with both SQL and NoSQL databases; streaming data systems experience is a bonus</li><li>Currently based in Japan or hold valid work authorization to work in Tokyo</li><li>English language proficiency for international team collaboration</li></ul><p>Welcome Experience:</p><ul><li>Background in cybersecurity, SIEM systems, or observability platforms</li><li>Experience with Kafka, Flink, Redpanda, or other data streaming technologies</li><li>Familiarity with ELK stack, time-series databases, or real-time analytics frameworks</li><li>Previous work optimizing cloud infrastructure costs at scale</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Join at the perfect timing as team has grown to 15+ engineers and is establishing technical leadership layers, creating fast-track paths to Team Lead positions</li><li>Work on greenfield architecture where your technical decisions will shape the product for years to come</li><li>Solve genuinely hard problems: maintain performance while processing petabyte-scale threat data across distributed global infrastructure</li><li>Join a truly international team where English is the primary language and remote collaboration is built into the workflow</li><li>Modern tech stack from day one-no legacy monoliths, just cloud-native microservices and streaming pipelines</li><li>Competitive compensation package reflecting the urgency and strategic importance of these hires (budget available up to ¥15M for exceptional candidates)</li><li>Located in Otemachi, Tokyo with convenient access to multiple train and subway lines</li></ul><p> </p><p><strong>Apply Confidentially</strong></p><p>Send your resume with "Rust Engineer - Cybereason" in the subject line. All applications and conversations will be handled with complete discretion. Even if you don't meet every requirement but have strong systems-thinking and Rust capabilities, we encourage you to apply.</p><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>9 - 15 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013358136</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/S2hhbmcuTGUuNjk4MzQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>About the Role</strong><br />A fast-growing fan community application is looking for server-side engineers to support ongoing expansion. The role involves designing, building, and improving core features using Node.js. This is an opportunity for those passionate about technology and product development.</p><p><strong>Responsibilities</strong></p><ul><li>Develop and maintain backend features with Node.js</li><li>Propose and test ideas for product improvement</li><li>Work with product managers to clarify requirements and solve problems</li><li>Option to contribute in infrastructure-related areas depending on your interests</li></ul><p><strong>Product Overview</strong><br />A subscription-based app connecting creators and core fans in exclusive communities. Creators drive content and engagement, creating a rewarding experience for all participants.</p><p><strong>Team & Work Style</strong></p><ul><li>15 engineers, 2 product managers, 3 support members</li><li>Flat structure, encouraging new ideas and challenges</li><li>Fully remote and flexible work environment</li><li>Frequent collaboration and knowledge sharing via Slack</li></ul><p><strong>Tech Stack</strong></p><ul><li>Node.js, GCP, AWS, MySQL, BigQuery, Redis</li><li>Agile methodology</li></ul><p><strong>Requirements</strong></p><ul><li>Experience leading or playing a key role in backend development and product release</li><li>Experience working on agile teams with product managers</li><li>Passion for technology and product building</li><li>Strong communication and teamwork skills</li></ul><p><strong>Nice to Have:</strong></p><ul><li>Experience with large-scale or high-traffic systems</li><li>Payment system or mobile/web development experience</li><li>Knowledge of live streaming technologies</li><li>Turning high-level concepts into working systems</li><li>Experience working with product managers/designers</li></ul><p>JO: 06940-0013356210</p><p>Location: Tokyo</p><p>Annual Salary: ￥15,000.000</p><img src="https://counter.adcourier.com/c3VlLnRpbmcuNTg3ODkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Company Profile</strong></p><p>A global technology company specializing in advanced data analytics and software solutions is expanding its delivery team in Tokyo to support large-scale data transformation initiatives.</p><p><strong> </strong></p><p><strong>The Role</strong></p><p>You will join a delivery-focused team responsible for building and maintaining modern data pipelines in cloud-based environments. Working with architects and engineering partners, you will help translate complex data requirements into stable, production-ready systems. This is a practical role with end-to-end responsibility, including development, deployment, and ongoing optimization.</p><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Fluent / native-level Japanese and business-level English are mandatory.</li><li>Hands-on experience in data engineering or software implementation roles.</li><li>Proficiency in at least one of the following: Scala, Java, Python, or similar data engineering languages.</li><li>Experience building and deploying production-level data processing systems.</li><li>Strong communication skills and the ability to explain technical concepts to non-technical stakeholders.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Work on real-world, production-grade data systems with high impact.</li><li>Join a highly collaborative, international engineering team.</li><li>Gain exposure to modern big data and cloud technologies.</li><li>High ownership role with strong learning and growth opportunities.</li></ul><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>9 -12 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013380628</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/TGluaC5EYW5nLjA1MTU1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Responsibilities</strong><br /> Leverage your technical expertise to architect, develop, and deliver scalable, secure cybersecurity solutions and drive improvements on enterprise-level platforms for The Group.</p><p><strong>Required Skills</strong></p><ul><li>Bachelor's degree in Computer Science, Engineering, or a related discipline</li><li>At least 5 years of professional software engineering experience in medium-to-large enterprise settings</li><li>Demonstrated expertise in .NET Core/.NET application development using C#</li><li>Strong ASP.NET Core proficiency</li><li>Thorough understanding of object-oriented programming, design patterns, and clean architectural principles</li><li>End-to-end SDLC experience: requirements analysis, solution design, building, testing, delivery, and maintenance</li><li>Full-stack development capabilities:<ul><li>Frontend: TypeScript, React, Next.js</li><li>Backend API development<ul><li>Advanced Python for backend services, automation, tooling</li><li>Extensive cloud infrastructure knowledge: Azure (preferred), AWS, and/or GCP</li><li>Design of secure cloud architectures across development and production (identity, networking, access control)</li><li>Familiarity with unit test frameworks such as xUnit, NUnit, MSTest</li><li>Experience with web services and APIs (RESTful, SOAP)</li><li>Working with relational (Azure SQL/MS SQL) and NoSQL (e.g., Cosmos DB) databases</li><li>Proficient in SQL and using ORM tools (Entity Framework Core, Dapper)</li><li>Ability for deep analysis, troubleshooting, performance optimization, and debugging in .NET (C#) and JavaScript/TypeScript</li><li>Strong skills in technical documentation and ability to communicate complex technical matters clearly</li><li>Self-motivated, possesses a sense of ownership, and collaborates effectively</li><li>Skilled in multi-tasking, prioritizing, adapting to change, and meeting deadlines</li><li>Deep interest in cybersecurity and commitment to ongoing learning</li></ul></li></ul></li></ul><p>Reference no.: 06940-0013365576</p><img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjQ1MzU3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Responsibilities</strong></p><ul><li>Develop web applications, including UI, data processing, and integration with external services</li><li>Build applications utilizing 3D models</li><li>Assist in creating development documentation and technical specifications</li><li>Implement simple workflow and efficiency improvements as needed</li><li>Support general administrative tasks related to team operations</li></ul><p><strong>Remarks</strong> </p><ul><li>The main focus will be on applications that leverage architectural design data (such as BIM data), but prior experience or knowledge in architectural data or the industry is not required. Candidates with standard coding skills and understanding of both front-end and back-end development will be able to succeed. From time to time, you may be asked to help with general process improvements, and a positive attitude towards these tasks is appreciated. Ability to establish collaborative and professional relationships within the team is essential.</li></ul><p><strong>Qualifications</strong></p><p><em>Must-Have:</em></p><ul><li>Solid programming skills relevant to both front-end and back-end development</li><li>Strong communication skills for smooth teamwork</li></ul><p><em>Nice to Have:</em></p><ul><li>Web application development experience (front-end and/or back-end)</li><li>Experience developing with databases</li><li>Knowledge of architectural design data, especially BIM</li></ul><p> </p><p>JO:06940-0013365568</p><p>Location: Tokyo</p><p>Annual Salary: ￥9,256,000</p><img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjkwNDk0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p style="display: inline !important;"><strong>Company Profile</strong></p><p>A global software company providing cloud-based Product Lifecycle Management (PLM) solutions to major manufacturers in aerospace, automotive, and technology industries is looking for a Site Reliability Engineer in Tokyo.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Build and manage cloud systems on Microsoft Azure for enterprise customers.</li><li>Automate routine tasks to make operations more efficient using modern DevOps tools.</li><li>Work with DevOps, support, and development teams to keep services running smoothly.</li><li>Fix technical issues related to security, performance, and system availability.</li><li>Set up cloud environments across different regions and help customers when they need support.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Experience with cloud platforms (Azure preferred), Docker, and Kubernetes.</li><li>Good understanding of networks: firewalls, load balancers, VPNs.</li><li>Experience running large-scale production systems.</li><li>Familiar with tools like Git, PowerShell, Terraform, and CI/CD pipelines.</li><li>Strong problem-solving abilities and willingness to learn.</li><li>"Infrastructure as code" mindset-automating everything possible.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role</strong></p><ul><li>Use modern cloud technologies in a hybrid work environment (office + remote).</li><li>Support global manufacturing leaders with critical business systems.</li><li>Work with an innovative team that values automation and continuous improvement.</li><li>Career growth opportunities from entry to senior levels based on your experience.</li><li>Join a collaborative, technology-focused workplace.</li><li> </li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>10 - 12 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013340443</p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjc3NTg3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>Leading fintech company providing cloud-based financial management solutions for businesses and personal finance applications for individuals across Japan. We're transforming how people and organizations manage their financial operations through innovative technology and agile development practices.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>As our services expand rapidly with new products and features, we need to strengthen our quality assurance capabilities while maintaining development speed.</li><li>You will be responsible for building and implementing automated testing frameworks to ensure quality within our agile development cycles.</li><li>Design and execute test automation strategies using tools like Selenium to improve test coverage and efficiency.</li><li>Implement Chaos Engineering and other advanced methodologies for non-functional testing.</li><li>Establish quality metrics and drive upstream quality assurance practices across development teams.</li><li>Collaborate with engineering teams based in Japan, India, and Vietnam on cross-border projects.</li><li>Holding Valid working visa in Japan.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Minimum 3 years of development experience or test automation experience using scripting languages.</li><li>ISTQB Advanced Level certification or equivalent knowledge required.</li><li>Bachelor's degree in Information Processing, Computer Science, or equivalent qualification (e.g., Information Technology Engineer Examination).</li><li>Japanese proficiency at basic/daily conversation level (able to conduct interviews using a mix of Japanese and English).</li><li>Business-level English proficiency (TOEIC 700+ or equivalent) for global project collaboration.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Shape quality engineering practices in a fast-growing fintech environment where your work directly impacts thousands of users.</li><li>Work with cutting-edge automation tools and methodologies including Selenium and Chaos Engineering.</li><li>Join a multicultural, global team spanning Japan, India, and Vietnam with diverse technical perspectives.</li><li>Be part of an agile organization that values innovation, speed, and continuous improvement in both product and process.</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>9 - 11 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013359935</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjIyMTQxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>Mobility-focused technology subsidiary of a major Japanese automotive manufacturer</p><p><strong>The Role</strong></p><p>This role is critical in accelerating production readiness by bringing external SRE expertise, improving operational maturity, and enabling the engineering team to adopt industry best practices. You will play a hands-on role in on-call operations, incident response, observability, and continuous improvement while elevating the team's operational knowledge.</p><ul><li>Knowledge Transfer & Training: Share SRE best practices, train engineers, establish effective on-call structures, and support tool selection (e.g., PagerDuty).</li><li>On-Call Operations: Serve as the first responder for daily alerts and user inquiries, drive root-cause identification, and escalate appropriately.</li><li>Alert Optimization: Improve alert quality, reduce noise, and ensure accurate and actionable signals.</li><li>Incident Management: Lead incident response, run post-mortems, and implement preventive measures across the organization.</li><li>Monitoring & Reliability: Define and optimize SLOs/SLIs, enhance monitoring systems, and elevate reliability practices.</li><li>Cross-Functional Collaboration: Communicate clearly with SRE, infra, data, and service teams to drive operational alignment.</li><li>Documentation: Build and maintain structured SoPs and runbooks.</li><li>Continuous Improvement: Enhance alerting, operations, and observability (o11y) maturity.</li><li>Security Integration: Incorporate security and compliance into all operational workflows.</li><li>Tooling & Innovation: Evaluate and introduce new technologies that improve efficiency and reliability.</li></ul><p><strong>Location</strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>5,210 yen / Hour </p><p> </p><p>Reference Number: 06940-0013331590</p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/YXJ5YS5wYW11bmdrYXMuMzg0NzMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
<p><strong>Company Profile</strong></p><p>A post-IPO tech company in the hospitality industry</p><p> </p><p><strong>The Role</strong></p><ul><li>Lead migration to Service-Oriented Architecture-define domain boundaries, design APIs, select tech stack</li><li>Own full software lifecycle-launch strategies, zero-downtime deployments, observability implementation</li><li>Translate vague product requirements into technical specs, identifying implicit constraints</li><li>Design database schemas for performance, scale, and consistency in distributed payments/bookings</li></ul><p><strong>Your Skills </strong></p><ul><li>Proficiency in statically typed languages (Go, Kotlin, Scala, Rust, C#) with strong async/concurrent programming skills</li><li>Experience building SOA services and refactoring legacy monoliths</li><li>Hands-on CI/CD and zero-downtime deployment experience</li><li>Knowledge of scalable databases (Cassandra, AWS Aurora)</li><li>Expertise with observability tools (Datadog, Grafana, Prometheus)</li></ul><p> </p><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>8 - 11 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013343690</p><p><br /> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a></span></em><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><hr /><p><em>「応募」をクリックすることにより、お客様はロバート・ハーフ（以下、当社）のプライバシー通知（</em><em><span style="text-decoration: underline;"><a href="https://www.roberthalf.com/jp/ja/privacy">https://www.roberthalf.com/jp/ja/privacy</a></span></em><em>）に同意したものとみなされます。</em> <em>応募書類には、人種、信条、社会的身分、病歴、犯罪の経歴などの要配慮個人情報や、配偶者、扶養家族など採用選考に無関係な情報を含めないようご注意ください。記載する情報はすべて正確かつ真実であること、また、ハイパーリンクを含める場合には、安全性と信頼性が確保されていることをご確認ください。</em></p><img src="https://counter.adcourier.com/TmFuY3kuWXVhbi43MzM0OS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p>This is one of Japan's largest global technology companies, offering a wide range of services across e‑commerce, fintech, digital content, communications, and AI/data platforms.</p><p> </p><p><strong>The Role</strong></p><ul><li>Design, develop, and maintain backend services and APIs for large-scale applications</li><li>Implement scalable service architecture with reliability, performance, and security in mind</li><li>Build and maintain cloud infrastructure (AWS / GCP) for large-scale systems</li><li>Implement and manage CI/CD pipelines using tools such as Jenkins, GitHub Actions, or GitLab CI</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Strong programming skills in Python, Go, Bash, or similar scripting languages</li><li>Experience building backend systems (API development, microservices, distributed systems)</li><li>Strong knowledge of cloud platforms: AWS, GCP</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Tokyo-based role with collaboration across global engineering teams</li><li>Opportunity to work with advanced cloud, data, and DevOps technologies</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>4,700 yen hourly</p><p><strong> </strong></p><p>Reference Number: 06940-0013365575</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjU3NDc1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>AI SaaS provider focused on bringing advanced causal inference technology from research to commercial application, transforming how businesses leverage data-driven insights.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Lead the development of our causal AI SaaS product, bridging cutting-edge research with practical business solutions across frontend, backend, AI infrastructure, and cloud platforms.</li><li>Report directly to the CTO as their right hand, driving technical strategy, architecture decisions, and rapid MVP development with full autonomy.</li><li>Establish AI-driven development standards using tools like Cursor, ClaudeCode, and Devin while leading offshore development teams.</li><li>Design and implement scalable architecture (SPA + asynchronous processing on AWS) and refactor existing services for growth.</li></ul><p> <strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>5+ years web application development experience (Vue/React, Python/Java, SpringBoot/FastAPI).</li><li>AWS architecture design experience (Lambda, SQS, EKS) with SPA + async processing patterns.</li><li>Practical experience with AI development tools and rapid MVP/hypothesis validation.</li><li>Experience in 2+ Scrum roles (PO/SM/Developer) and English proficiency for offshore collaboration.</li><li>Multi-tenant B2B SaaS or SOC2/ISO27001 compliance experience is a plus.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Rare opportunity to implement research-based causal AI technology into real-world business impact.</li><li>Clear career path to VPoE or Technical Fellow based on your aspirations.</li><li>Full remote/flextime work style with results-focused autonomy.</li><li>Stock options and competitive compensation.</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>9 - 12 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013360777</p><p> </p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><img src="https://counter.adcourier.com/V2F0dW55dS5TaXJpcGFpcm9qLjQ1MjI0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
<p><strong>Company Profile</strong></p><p>A technology‑driven mobility company is seeking a Security Engineer to strengthen enterprise security across identity systems, endpoints, networks, and cloud environments.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Protect identities across Entra ID, Entra Domain Services, and Google Workspace</li><li>Participate in architecture discussions to address risk, compliance, and security concerns</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Hands-on experience in identity, endpoint, and corporate IT security in hybrid on‑prem/cloud environments</li><li>Strong knowledge of cloud platforms (AWS, GCP, Azure) and Kubernetes</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>3,700 yen hourly</p><p><strong> </strong></p><p>Reference Number: 06940-0013363678</p><p> </p><p><em>By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (</em><a href="https://www.roberthalf.com/jp/en/privacy"><em>https://www.roberthalf.com/jp/en/privacy</em></a><em>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.</em></p><p><br /> </p><img src="https://counter.adcourier.com/VG9tb2UuTW91bnRlZXIuMDYwMjMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
