<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 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>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 Tokyo-based technology company operating within the digital content and platform industry is expanding its engineering organization to support continued user and revenue growth. The company develops and operates a subscription-based community platform that connects users with creators and enables interactive, real-time engagement at scale. With steady expansion in both domestic and overseas markets, their focus is on building a modern, high-availability infrastructure that can meet growing traffic demands. The engineering team values thoughtful design, pragmatic automation, and a culture of reliability-driven ownership.</p><p><strong> </strong></p><p><strong>The Role</strong></p><p>We are seeking a Senior Site Reliability Engineer (SRE) who will play a key role in ensuring the platform's reliability, scalability, and performance. This position goes beyond operating systems-it's for an engineer who thinks about end-to-end stability, anticipates potential failure points, and designs resilient infrastructure. You'll work closely with development, product, and operations teams to enhance observability, automate deployments, and implement improvements that sustain growth at scale.</p><p> </p><p><strong>Key Responsibilities</strong></p><ul><li>Design, implement, and operate multi-cloud infrastructure with GCP (primary) and AWS (secondary).</li><li>Develop infrastructure-as-code solutions using Terraform and CI/CD pipelines with CircleCI.</li><li>Enhance observability and monitoring with Datadog, driving proactive issue identification.</li><li>Partner with developers to improve backend performance, fault tolerance, and deployment reliability.</li><li>Manage containerized systems (Docker; Kubernetes experience a strong plus).</li><li>Participate in on-call, incident response, and post-incident optimization to strengthen reliability.</li><li>Maintain detailed documentation and drive continuous improvement in operational processes.</li><li>Mentor engineers and promote best practices in infrastructure automation and service ownership.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Solid experience in SRE, infrastructure, or DevOps roles with production system ownership.</li><li>Hands-on experience with GCP, Terraform, and modern observability tooling (Datadog, PagerDuty, etc.).</li><li>Strong coding ability in Python, Go, or TypeScript, including practical automation experience.</li><li>Deep understanding of system reliability, failure recovery, and risk-aware deployment design.</li><li>Familiarity with Linux administration, networking, and CI/CD workflows.</li><li>Strong communication and stakeholder management skills.</li><li>Business-level English; Japanese is not mandatory; willingness to learn for collaboration.</li></ul><p><strong> <br /> Preferred Qualifications<br /></strong></p><ul><li>Experience building or operating large-scale web or mobile platforms.</li><li>Knowledge of container orchestration (Kubernetes, Docker).</li><li>Performance tuning experience with MySQL or similar databases.</li><li>Understanding of distributed architecture and scalable system design.</li><li>Proven mentorship or cross-functional collaboration experience.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>Direct impact on the reliability and scalability of a high-traffic digital platform.</li><li>Work within the digital entertainment and content platform space supporting real-time engagement.</li><li>Exposure to multi-cloud infrastructure with modern DevOps tooling (GCP / AWS / Terraform / Datadog).</li><li>Hybrid work setup (2 days per week in the Tokyo office; Wednesday required).</li><li>Discretionary working hours (typical schedule 11:00-20:00).</li><li>Minimal on-call responsibilities; focus on proactive reliability engineering.</li><li>Competitive salary range ¥7M-¥12M, based on experience and contribution.</li><li>Supportive, collaborative, and technically mature team environment.</li></ul><p> </p><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: 06940-0013394544</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/c3VlLnRpbmcuNTM5NTkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.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><ul><li>A growing technology company with a strong presence in Fukuoka. The organization offers a popular social platform for married individuals, developed by an experienced engineering team with backgrounds in leading tech firms and utilizing the latest AI technology. The app currently has over 400,000 cumulative members and is known for its intuitive UI/UX and vibrant user community.</li></ul><p><strong>The Role</strong></p><ul><li>Design, develop, and maintain new features and improvements for a large-scale web application</li><li>Collaborate closely with customer service and design teams to optimize user experience</li><li>Work in an autonomous engineering environment focused on rapid iteration and technical excellence</li></ul><p><strong>Your Skills</strong></p><ul><li>Strong knowledge of both frontend and backend web development</li><li>Proficiency with modern technologies such as TypeScript, JavaScript, Python, React, Node.js, DynamoDB, SQL</li><li>Familiarity with cloud infrastructure and tools: AWS, Git, GitHub, Amplify, Jest, GraphQL, Lambda, S3, etc.</li></ul><p><strong>Key Highlights of the Role</strong></p><ul><li>Join a compact engineering team (<10 people) with direct access to leadership</li><li>Impact a product supporting over 400,000 users, with 1,000+ new sign-ups daily and highly active user engagement</li><li>Enjoy flexible work arrangements, autonomy in tool selection, and opportunities to contribute across the full stack</li><li>Regular career development discussions and participation in management by engineers</li><li>Tech stack maintained within one year of latest releases, and English communication opportunities provided</li></ul><p><strong>Location</strong><br />Fukuoka</p><p><strong>Salary</strong><br />11,232,000 yen annual</p><p><strong>Reference Number:</strong><br />06940-0013372175</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/c2Fvcmkua29kYWthLjY4Mjc3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.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><br />A leading European-origin global enterprise, renowned for driving digital transformation in the commerce and technology space. With a strong presence in Tokyo, the organization is committed to building scalable, high-performing platforms that streamline complex business operations for both internal and external stakeholders.</p><hr /><p><strong>The Role</strong></p><ul><li>As a Full-stack Java Engineer, you will architect and develop next-generation web application platforms, serving critical functions across business process management and contract management.</li><li>Take ownership of complex and dynamic business workflows, creating robust end-to-end solutions to automate and optimize key activities-including merchant onboarding, information updates, and contract lifecycle management.</li><li>Play an integral role in an agile engineering team, continuously enhancing our platforms to support rapidly evolving business ecosystem and expansion into new domains.</li></ul><hr /><p><strong>Your Skills</strong></p><ul><li>Minimum 3 years of hands-on Java development, with deep expertise in the Spring Framework and RESTful API design (including scalability, security, and maintainability).</li><li>Proven experience in modern frontend development (React/TypeScript/JavaScript), database design and SQL, plus practical skills with Docker/Kubernetes containerization.</li><li>Strong communicator, both in Japanese (fluent) and English (business level), who thrives in a collaborative, cross-functional environment.</li></ul><hr /><p><strong>Key Highlights of the Role</strong></p><ul><li>Drive process standardization and efficiency in one of Asia's most recognizable technology companies.</li><li>Work on mission-critical systems that directly impact the scalability and success of a leading online marketplace in Japan and other core businesses.</li><li>Engage in a culture that values autonomous ownership, continuous learning, and technical innovation-backed by opportunities for career advancement and leadership.</li></ul><hr /><p><strong>Location</strong><br />Tokyo (Osaka optional)</p><hr /><p><strong>Salary</strong><br />9,360,000 yen (annual)</p><hr /><p><strong>Reference Number:</strong> 06940-0013372137</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/c2Fvcmkua29kYWthLjI0OTc4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.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>Company Profile</strong></p><ul><li>A global organization recognized for its innovative approach and consistent growth in the technology sector.</li></ul><p><strong>The Role</strong></p><ul><li>Lead the end-to-end delivery of IT infrastructure services in Japan, covering cloud, compute, network, digital workplace, IT service management, and IT asset management domains.</li><li>Align global infrastructure strategies with Japan's business, regulatory, and operational needs, ensuring secure, high-performing, and compliant technology services.</li><li>Drive modernization and automation initiatives to optimize service delivery and operational efficiency.</li><li>Manage and develop a cross-functional team operating within a matrix structure, fostering leadership and a high-performance culture.</li><li>Oversee local and global service providers, including contract negotiations, SLA management, performance, risk, and cost optimization.</li><li>Serve as the main liaison between local business/IT leaders and global infrastructure teams, advocating for Japan's priorities and ensuring local requirements are represented in global decisions.</li><li>Partner closely with local leadership to support business growth and enable strategic initiatives.</li><li>Oversee a significant annual infrastructure budget, ensuring financial discipline and cost management.</li><li>Ensure strong controls and compliance with both global security and Japanese regulatory requirements.</li></ul><p><strong>Your Skills</strong></p><ul><li>At least 15 years of progressive experience managing large-scale IT infrastructure in multinational environments, preferably in financial services or insurance, with solid understanding of applications development and support.</li><li>Broad technical expertise, including public cloud platforms (e.g., AWS, Azure, GCP), traditional computing (e.g., Oracle, Mainframe), and experience integrating legacy with modern systems.</li><li>Demonstrated ability to influence executive stakeholders and lead initiatives, even in decentralized or matrixed organizations.</li><li>Outstanding verbal and written communication skills, capable of translating complex technical topics into clear business language.</li><li>Language: Native or fluent proficiency in both Japanese and English preferred; minimum fluency in one with strong understanding of the other.</li><li>Strong understanding of insurance business operations, security, and regulatory requirements is highly valued.</li></ul><p><strong>Key Highlights of the Role</strong></p><ul><li>Bridge global strategies and local requirements, driving transformation and modernization.</li><li>Lead service delivery and innovation for business-critical infrastructure.</li><li>Implement automation, efficiency, and compliance initiatives across the Japan organization.</li><li>Strategic partnership with local leadership to enable growth.</li><li>Manage significant financial and vendor portfolios, ensuring operational excellence.</li></ul><p><strong>Location</strong></p><ul><li>Tokyo</li></ul><p><strong>Salary</strong></p><p>30 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013380731</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/bHVrZS5mdXJuaXZhbC40Njg3Ni4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.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><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><br />A leading global company recognized for innovative solutions and a strong presence in dynamic markets.</p><p><strong>The Role</strong></p><ul><li>Oversee the stability and availability of critical business applications, ensuring continuous operations through proactive monitoring and issue prevention.</li><li>Lead rapid incident response and troubleshooting to effectively minimize downtime, restoring services in collaboration with relevant teams.</li><li>Apply AI and machine learning tools to analyze logs and user activity, enabling early detection and resolution of potential problems.</li></ul><p><strong>Your Skills</strong></p><ul><li>Professional experience in IT infrastructure or application support.</li><li>Demonstrated problem-solving and communication skills; adaptable to dynamic business environments.</li><li>Solid understanding of AI technology, automation practices, and a strong desire for ongoing professional development.</li></ul><p><strong>Key Highlights of the Role</strong></p><ul><li>Drive the adoption of AI within the support function, including training, documentation creation, and developing team best practices.</li><li>Automate routine tasks to enhance operational efficiency and reduce the risk of human error.</li><li>Establish comprehensive monitoring and alerting systems, conduct root cause analysis following incidents, and implement prevention strategies.</li><li>Work cross-functionally with product, engineering, and business teams to identify opportunities for AI integration and enhanced customer experience.</li><li>Set clear metrics for system performance and reliability to maintain high user satisfaction.</li><li>Stay updated on emerging AI technologies and industry trends by evaluating and piloting new solutions.</li><li>Take the lead on BAU projects and initiatives as part of the Japan-based application support team.</li></ul><p><strong>Location </strong></p><p>Tokyo</p><p><strong>Salary</strong></p><p>10.5 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013377628</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/bHVrZS5mdXJuaXZhbC45NTI5OC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>The Role</strong></p><ul><li>Lead the technical direction of a "custom development × product development hybrid strategy" - rebuild the dev org and establish a winning formula through modern tooling and AI.</li></ul><p> </p><p><strong>Why We're Hiring</strong></p><ul><li>To maximize product value and solidify our competitive position, we need to resolve all of this - maturing both the organization and the technology.</li><li>This is not just a team lead role. We are looking for someone to rebuild the development organization and make technology decisions tied to business goals.</li></ul><p><strong> </strong></p><p><strong>Key Responsibilities</strong></p><p>Some hands-on contribution is expected, but the primary focus of this role is maximizing organizational output and decision-making.</p><p>Org & Strategy Management</p><ul><li>Set and execute development organization goals; define and operate KGI/KPIs and project Definition of Done</li><li>Lead the engineering organization: hiring planning, goal-setting, performance evaluations, 1-on-1s, and mentoring</li></ul><p> </p><p>Project & Quality Management</p><ul><li>Own final decisions on estimation and technical specs - balancing business requirements with technical feasibility (acting as technical gatekeeper)</li><li>Standardize and improve the development process: formalize requirements definition, improve delivery flow, define quality standards (QCD)</li></ul><p> </p><p>Product Development Leadership</p><ul><li>Define and execute a resource strategy for reducing technical debt</li></ul><p> </p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>12 - 18 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013397110</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><p><br /> </p><img src="https://counter.adcourier.com/TmFuY3kuWXVhbi4xNzUwNS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
<p><strong>Company Profile</strong></p><p>A mobility‑technology subsidiary of a major automotive group advancing software‑defined vehicles, autonomous‑driving systems, and smart‑city innovation.</p><p> </p><p><strong>The Role</strong></p><ul><li>The PKI Engineer will play a critical role in designing and operating secure systems that support vehicle software, cloud services, and large‑scale mobility platforms.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Strong experience designing or operating PKI systems in enterprise or cloud environments.</li><li>Knowledge of X.509 certificates, TLS, certificate chains, OCSP, CRL, and key‑management best practices.</li><li>Hands‑on experience with cryptographic tools, CA systems, or CLM platforms (e.g., HashiCorp Vault, AWS ACM, Azure Key Vault, Venafi).</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>1 million yen monthly</p><p><strong> </strong></p><p>Reference Number: 06940-0013371363</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/VG9tb2UuTW91bnRlZXIuOTYxOTMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.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>Global medical device manufacturer.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>Working closely with the Japan CIO, you will be ensuring that global IT strategy is aligned with that of the region, and will represent IT to all business units including finance, HR, production, commercial, and R&D.</li><li>Whilst this is a role within IT, the focus of this role is higher-level stakeholder management and engagement. You'll be developing relationships across business units and be a key figure in the organization's ongoing transformation journey.</li><li>You'll stay up to date on the latest technology trends and support the development of technical roadmaps and IT strategy within the region.</li><li>This will be an individual contributor role on day one but has the potential to grow into a leadership role.</li></ul><p> </p><p><strong>Your Skills </strong></p><ul><li>Fluent Japanese and English are mandatory.</li><li>This role could suit an experienced IT Business Partner, Business Analyst, or Project Manager who has worked cross-functionally and has excellent communication abilities combined with plenty of high-level stakeholder management experience.</li><li>Previous exposure to the medical device, healthcare, or pharmaceutical sectors would be an advantage for this role.</li></ul><p><strong> </strong></p><p><strong>Key Highlights of the Role </strong></p><ul><li>You'll have visibility across all business units in the region, work closely with senior leadership and use your bilingual skills regularly.</li><li>A clear plan and path towards leadership - this role could be your entry point to management.</li><li>Join a company whose products support the lives of millions of patients globally.</li><li>The company has heavily invested into a major technology and business transformation and is hiring from a position of strength.</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>11 - 15 million yen</p><p><strong> </strong></p><p>Reference Number: 06940-0013397148</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/VWJoaS5TYW5kZWVwLjM3OTUyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.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>This company is a global internet services provider offering a diverse ecosystem of digital products across e‑commerce, fintech, digital content, communications, and professional sports.</p><p><strong> </strong></p><p><strong>The Role</strong></p><ul><li>This role involves leading system architecture, integrating modern cloud and automation technologies, and collaborating with cross‑functional teams to enhance operational efficiency and business value. Strong technical leadership and hands‑on engineering capability are essential.</li></ul><p><strong> </strong></p><p><strong>Your Skills </strong></p><ul><li>Strong background in software development and system architecture.</li><li>Proficiency in Java, Python, Go, or JavaScript/TypeScript.</li><li>Hands-on experience with cloud platforms (AWS, GCP, Azure).</li><li>Expertise in Docker, Kubernetes, and microservices.</li></ul><p><strong> </strong></p><p><strong>Location </strong></p><p>Tokyo</p><p><strong> </strong></p><p><strong>Salary</strong></p><p>5,500 JPY hourly</p><p><strong> </strong></p><p>Reference Number: 06940-0013372140</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/c2Fvcmkua29kYWthLjQyNzA1LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
