33 results for Data Engineer jobs

Database Engineer

Tokyo,
remote
Contract
6.0M - 8.0M JPY / Yearly
Company Profile | 企業概要 A leading global e-commerce and technology company is seeking a Senior Data Engineer with deep Elasticsearch and database expertise to join their dynamic infrastructure team. The Role | 職務内容 <ul><li>You will be responsible for the architecture, deployment, management, and optimization of critical database and Elasticsearch environments.</li><li>Ensuring high availability, performance, and scalability of data infrastructure, with a particular focus on Kubernetes deployments.</li><li>You will design and manage large-scale Elasticsearch clusters (multi-node, multi-terabyte), including performance tuning, security, and monitoring.</li><li>Manage highly available MySQL clusters on Kubernetes/container platforms across production and non-production environments, including backup, recovery, capacity planning, and lifecycle management.</li><li>Work closely with development, operations, and SRE teams to ensure seamless application and database integration, and participate in on-call rotations for 24/7 critical support.</li></ul> Your Skills | 応募資格 <ul><li>Deep expertise in Elasticsearch architecture - sharding, replication, indexing, mapping, analyzers, and aggregations.</li><li>Strong MySQL experience including high availability setups, security, encryption, and root cause analysis.</li><li>Proficiency in scripting languages such as Python and Bash for automation.</li><li>Experience with cloud platforms (GCP, AWS) and containerization technologies (Docker, Kubernetes).</li><li>Experience with monitoring tools such as Prometheus, Grafana, Kibana, and Elastic Stack Monitoring.</li><li>Experience with Infrastructure as Code tools like Terraform is a plus.</li><li>Familiarity with additional NoSQL databases such as Couchbase is advantageous.</li></ul> Key Highlights of the Role | おすすめのポイント <ul><li>Play a central role in maintaining and evolving the data infrastructure of a globally recognized technology organization.</li><li>Mentor junior engineers and drive adoption of best practices, standards, and automation initiatives.</li><li>Lead technical discussions, design reviews, and strategic planning for database infrastructure roadmaps.</li><li>Join a large-scale, innovative environment at the intersection of e-commerce, fintech, and technology.</li></ul>Location Tokyo Salary6 - 8 million yen Reference Number: 67040-0013415459 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/c2h3ZXRhLmxla2hyYWphbmkuMjcwNzIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-23T03:02:12Z

Data Scientist - ML/AI

Tokyo,
remote
Permanent
10.0M - 25.0M JPY / Yearly
The RoleThis is the company's first dedicated AI Engineer hire. You will own the design, build, and deployment of an internal AI agent platform that will transform how the organization operates, working directly with the Data Science Director and with visibility to C-suite leadership. This is not a support function; this is an ownership role with enterprise-scale impact from day one.Responsibilities<ul><li>Design and deploy AI agent systems using LLM frameworks, tool-calling, and MCP architecture</li><li>Own full-cycle agent workflow implementation from system design through production deployment</li><li>Build prompt engineering frameworks and agent control mechanisms for retail-specific use cases</li><li>Lead development of a consumer-facing AI shopping assistant (personalized recommendations, customer intent modeling)</li><li>Connect agent workflows to enterprise data infrastructure in collaboration with data engineers and scientists</li><li>Contribute to AI use case discovery across store operations, logistics, and distribution</li></ul> Your Skills Must-Have:<ul><li>3+ years hands-on AI/ML engineering in production environments</li><li>1+ year practical experience building or operating AI agent systems (not research or POC only)</li><li>Strong command of LLM application development: prompt engineering, tool-calling, agent orchestration</li><li>Experience with MCP or equivalent architecture</li><li>Business-level Japanese (JLPT N1)</li><li>Strong communication skills for cross-functional collaboration with business stakeholders</li></ul> Preferred:<ul><li>Background in e-commerce, or logistics</li><li>Experience with recommendation systems or personalization engines</li><li>Familiarity with data pipeline architecture</li><li>Prior experience at a company with large-scale consumer data assets</li></ul> Location Tokyo Salary10 - 25 million yen Reference Number: 06940-0013443979 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/TGluaC5EYW5nLjAyNjM4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-05-28T06:53:09Z

R&D Engineer

Yamagata,
remote
Permanent
6.5M - 6.5M JPY / Yearly
Company ProfileA global manufacturer of advanced quartz and ceramic materials for the semiconductor and industrial sectors. The RoleR&D: Responsible for the research and development of new products and/or processes for quartz crucibles used in the silicon wafer manufacturing process.The Crucible R&D Engineer will take the lead in research and development activities for new products and processes related to crucibles used in the production of single-crystal silicon ingots.This role includes the following responsibilities:<ul data-start="539" data-end="1414"><li data-section-id="18l2xm3" data-start="539" data-end="674">Gain a thorough understanding of internal design limitations, manufacturing capabilities, and their impact on customer requirements</li><li data-section-id="67vgbe" data-start="675" data-end="766">Collaborate with the Customer Support team to identify and analyze customer pain points</li><li data-section-id="ikanst" data-start="767" data-end="858">Develop innovative solutions to address customer challenges through crucible technology</li><li data-section-id="18nyw7x" data-start="859" data-end="966">Identify opportunities to enhance internal manufacturing processes in terms of productivity and quality</li><li data-section-id="wcweip" data-start="967" data-end="1074">Analyze internal processes using a scientific and data-driven approach to determine effective solutions</li><li data-section-id="9fwxyd" data-start="1075" data-end="1148">Initiate and drive projects to implement proposed ideas and solutions</li><li data-section-id="5sn5dv" data-start="1149" data-end="1217">Plan and carry out experiments associated with assigned projects</li><li data-section-id="19qv8va" data-start="1218" data-end="1325">Work closely with relevant departments to advance projects toward commercialization and mass production</li><li data-section-id="13p99r" data-start="1326" data-end="1414">Perform intellectual property (IP) analysis and contribute to the creation of new IP</li></ul> Your Skills [Required]<ul data-start="94" data-end="448"><li data-section-id="1xyr6et" data-start="94" data-end="204">Bachelor's degree or higher in a science or engineering-related field (or equivalent technical background)</li><li data-section-id="19kazgz" data-start="205" data-end="346">Minimum of 2 years of experience in new product and/or process development Candidates with early career experience are also welcome</li><li data-section-id="19uzeiy" data-start="347" data-end="448">Ability to read and understand English technical documents (use of translation tools is acceptable)</li></ul>[Preferred]<ul data-start="473" data-end="754"><li data-section-id="1kqqq43" data-start="473" data-end="585">Experience or knowledge in a manufacturing or high-tech industry (e.g., materials or process-related fields)</li><li data-section-id="1i11mrn" data-start="586" data-end="681">Experience in structured new product development methodologies (e.g., stage-gate processes)</li><li data-section-id="13u4vbu" data-start="682" data-end="754">Experience working in an international or cross-cultural environment</li></ul> Location Yamagata Salary6.5 million yen- Reference Number: 06940-001340644 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/bG91aWUucmV5ZXMuNzM5ODAuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-28T00:17:34Z

Product Manager

Tokyo,
remote
Permanent
10.0M - 15.0M JPY / Yearly
Company Profile A fast-growing travel tech company powering direct bookings for 8,000+ hotels across APAC is building its Gen AI product capability - and looking for the first PdM to own it end-to-end. The Role <ul><li>Travelers are moving from Google and OTAs to AI tools for planning and booking. Hotels not structured for AI discovery are becoming invisible - you'd be solving that at scale across APAC.</li><li>This is a net-new IC role reporting to the VP of Product, with a dedicated squad and four distinct workstreams: AEO (AI discoverability), agentic commerce via MCP/UCP protocols, traveler-facing AI agents, and an AI Concierge Manager for hotel operators.</li><li>You'll work day-to-day with the ML team, data engineers, backend devs, and Deep Learning Engineering Director - and be expected to get into bug investigation and QA when it matters.</li></ul> Your Skills <ul><li>5+ years of product management experience is required.</li><li>A minimum of 2 years building AI/ML-powered products is a hard requirement - candidates without this will not be progressed.</li><li>Working knowledge of AI agents, API design, and MCP/UCP protocols; you don't need to write the code, but you need to reason about the architecture.</li><li>You measure success in AI Discovery Share, zero-click conversions, and direct revenue - not feature delivery.</li><li>Professional English fluency required; Japanese proficiency is a plus.</li></ul> Key Highlights of the Role <ul><li>Be the first PdM owning Gen AI strategy at a company with real APAC hotel distribution - full mandate, no predecessor to inherit from.</li><li>OKRs are proposed bottom-up by PdMs; senior ICs operate with genuine autonomy over their roadmap.</li><li>Base-only compensation with no bonus split - higher monthly take-home than bonus-inclusive packages at comparable companies.</li><li>Full flextime, no core hours, hybrid 2 days in-office at Nishi-Shinjuku.</li><li>The entire interview process - including CV review - is conducted in English.</li></ul> Location Tokyo Salary 10 - 15 million yen Reference Number: 06940-0013418736 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/S2hhbmcuTGUuMjc4MzkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-06-02T06:40:57Z

DevOps Engineer

Tokyo,
remote
Permanent
6.0M - 10.0M JPY / Yearly
Company ProfileA large-scale Japanese technology platform provider operating major communication and developer platforms, supporting high-traffic services and massive data infrastructure at global scale. The organization focuses on building highly reliable systems that power everyday digital services. The Role<ul><li>As a DevOps Engineer (Distributed Database), you will be responsible for ensuring reliability, scalability, and operational efficiency of large-scale messaging and developer platforms.</li></ul>Core Mission:<ul><li>Manage and optimize distributed database systems under high traffic and large data volumes, ensuring system reliability and availability.</li></ul>Key Responsibilities:<ul><li>Operate and maintain distributed database instances (deployment, restart, upgrades)</li><li>Develop automation tools, IaC, and pipelines to optimize operational efficiency, cost, and performance</li><li>Monitor systems, handle on-call duties, troubleshoot incidents, and conduct root cause analysis</li><li>Collaborate closely with SRE/DBRE teams to achieve high availability and reliability targets</li><li>Work cross-functionally with QA, customer support, and development teams to resolve issues</li></ul>Expectation:<ul><li>Act as a DevOps contributor within development teams, improving operational workflows and potentially contributing to building a scalable storage operations function in the future</li></ul> Your Skills Required Qualifications (MUST)<ul><li>Experience in DevOps or infrastructure-related roles</li><li>Fundamental knowledge of infrastructure and networking</li><li>Basic understanding of distributed systems or distributed databases</li><li>Experience with scripting languages (e.g., Shell, Python, Ruby) and automation tools (e.g., Ansible, Chef)</li><li>Experience building and maintaining automated server environments</li><li>Familiarity with observability/monitoring tools and best practices</li><li>Strong troubleshooting skills, including root cause analysis and incident handling</li><li>Experience with on-call operations</li></ul>※Language skills:　- Japanese: Business level (spoken communication required)　- English: Business-level documentation and communication skillsPreferred Qualifications (WANT)<ul><li>Experience handling large-scale infrastructure or high-traffic services</li><li>Practical understanding of SRE concepts and best practices</li><li>Experience in system performance optimization</li><li>Knowledge or experience in BCP (Business Continuity Planning) / DR (Disaster Recovery)</li></ul> Key Highlights of the Role <ul><li>Massive Scale Engineering: Work on distributed database systems supporting extremely high traffic and large-scale data environments</li><li>SRE + DevOps Exposure: Close collaboration with SRE/DBRE teams, offering strong reliability engineering experience</li><li>End-to-End Operations Ownership: Coverage from infrastructure automation to incident response and performance optimization</li><li>Technical Depth: Opportunity to solve complex issues across hardware, software, and distributed systems layers</li><li>Stable but Challenging Environment: Combine enterprise stability with highly technical, high-difficulty engineering challenges</li></ul> Location Tokyo Salary6 - 10 million yen Reference Number: 06940-0013453135 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/WGlhb2NoZW4uU3VuLjcyMTQxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-12T06:06:53Z

Customer Success Engineer

Tokyo,
remote
Permanent
18.0M - 25.0M JPY / Yearly
企業概要 | Company Profile A mission-driven global cybersecurity intelligence provider is seeking a Customer Success Engineer based in Japan. The company delivers unmatched visibility into internet activity at a global scale, serving enterprises, government bodies, financial institutions, and telecommunications providers with threat intelligence that helps detect, disrupt, and defend against advanced cyber threats. 職務内容 | The Role * Own the full post-sales technical lifecycle for Japanese enterprise customers - from onboarding and integration through adoption, renewal, and expansion. * Serve as a trusted technical advisor, helping customers embed threat intelligence into their security workflows (SecOps, threat hunting, incident response, and detection engineering). * Build and maintain success plans that map customer intelligence requirements to measurable ROI and business outcomes. * Deliver workshops, enablement sessions, solution demos, and workflow guidance tailored to each customer's maturity level. * Troubleshoot adoption gaps across APIs, data flows, integrations, and operational workflows. * Monitor account health, usage patterns, and stakeholder engagement; recommend improvements to drive ongoing value. 応募資格 | Your Skills * 3+ years of experience in cybersecurity (SOC, threat intelligence, detection engineering, incident response, or related disciplines). * Solid experience in customer-facing technical roles: Customer Success Engineering, Technical Account Management, Solutions Engineering, or Security Consulting. * Familiarity with CTI concepts: intelligence lifecycle, threat actor infrastructure, indicators, enrichment, MITRE ATT&CK, and operationalization. * Experience integrating or consuming intelligence via SIEM, SOAR, TIP, EDR, or APIs. * Knowledge of network protocols and internet infrastructure (TCP/IP, DNS, HTTP, TLS). * Experience working with Japanese enterprise customers and navigating Japan's formal business culture. * Native-level Japanese with business-level English (reading, writing, speaking). おすすめのポイント | Key Highlights of the Role * Work with some of Japan's and APAC's most critical organizations - including global financial institutions, telecoms, and government bodies. * Be the face of a globally trusted cybersecurity intelligence platform in the Japanese market. * Contribute directly to missions that protect national security, critical infrastructure, and millions of people. * Collaborate with global teams across the US and EMEA in a high-impact, mission-driven environment. * Attend international company events including the annual customer conference and global Sales Kickoff. Location TokyoSalary18 - 25 million yen Reference Number: 67040-0013394554 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/TW9tby5NYWVkYS4xNTMwMi4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-05-28T07:13:49Z

Backend Engineer

Tokyo,
remote
Permanent
8.0M - 13.0M JPY / Yearly
Company ProfileA top-tier FinTech company in Japan that operates a massive cashless payment platform with over 70 million users (covering about 1 in 2 smartphone users). Its specialized mobile brokerage arm provides intuitive asset management services directly integrated within the payment app, aiming to transform Japan's investment landscape. The Role As a Backend Engineer, you will develop and operate the core backend application system for the mobile brokerage products. You will design highly complex, large-scale systems to handle massive transaction volumes and work as part of a newly establishing, globally sourced organization.<ul><li>Tech Stack: PHP, Java, SpringBoot, Kotlin, MySQL/AuroraDB, AWS, Microservices.</li></ul> Your Skills Required Qualifications<ul><li>Experience: 3-5 years of backend development for in-house products.</li><li>Programming Languages: Professional proficiency in Java or PHP (or high proficiency in Scala, Python, or Go with a willingness to learn).</li><li>Technical Depth: Strong foundation in data structures, algorithms, concurrency, NoSQL, and distributed computing.</li><li>Language Skill: Business-level English OR Japanese (JLPT N1 equivalent).Note: Applicants must currently reside in Japan.</li><li>Note: Applicants must currently reside in Japan.</li></ul> Preferred Qualifications<ul><li>Experience with AWS, Microservices, and high-traffic/highly scalable systems.</li><li>Development experience in the fintech, securities, or banking sectors.</li></ul> Key Highlights of the Role <ul><li>High-Impact Foundation: Leverage a massive ecosystem and user base to build pioneering mobile securities services.</li><li>Organizational Impact: Join as a foundational member to help construct and scale a brand-new global engineering team.</li><li>Flexible Work Style: Enjoy high autonomy with a coreless Super Flex system and a hybrid/remote work environment.</li></ul> Location Tokyo Salary8 - 13 million yen Reference Number: 06940-0013450794 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/WGlhb2NoZW4uU3VuLjEwNDAyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-09T04:46:15Z

QA Lead Engineer

Tokyo,
remote
Contract
10.0M - 12.0M JPY / Yearly
Company Profile A fast-growing AI-powered data platform company serving the manufacturing industry, with operations across Japan, the US, and ASEAN markets, is looking for a QA Lead Engineer to own quality strategy for a new product. The Role The company is building a new application on top of its core enterprise platform, which manages large archives of engineering drawings, documents, and supply-chain data. With an initial version developed and an official release approaching, product quality and stability are now top priorities. You will lead QA strategy formulation and execution - defining what quality means in the context of the product vision and business strategy, not just improving existing processes. You will build a QA framework from the ground up, including hiring and training team members, formulating test strategies, and leading test planning, design, and execution across both automated and manual testing. You will review product specifications from a quality perspective and collaborate closely with engineering and product stakeholders to continuously deliver value and earn customer trust. Your Skills <ul><li>5+ years of experience leading quality assurance activities with strong QA expertise.</li><li>Experience managing and leading QA teams.</li><li>Hands-on experience designing and implementing test processes per standards such as ISTQB, ISO 29119, and general QA methodologies.</li><li>Experience working with large-scale systems involving multiple teams and stakeholders is a plus.</li><li>QA experience in Agile environments and for web applications or SaaS products is preferred.</li><li>Professional background as a software engineer is a plus.</li><li>Business-level Japanese (JLPT N2 or equivalent, or ~3 years professional experience in a Japanese-speaking environment).</li></ul>Tech Stack <ul><li>Frontend: TypeScript, React, Next.js</li><li>Backend: TypeScript, Rust (axum), Node.js (Express, Fastify, NestJS)</li><li>Infrastructure: Docker, Google Cloud, Kubernetes, Istio, Cloudflare</li><li>DevOps: GitHub Actions, ArgoCD, Kustomize, Helm, Terraform, Datadog, Sentry</li><li>Data: CloudSQL (PostgreSQL), AlloyDB, BigQuery, dbt, trocco</li><li>API: GraphQL, REST, gRPC</li><li>Auth: Auth0</li><li>Comms: Slack, Discord, JIRA, Miro, Confluence</li></ul> Key Highlights of the Role <ul><li>Play a defining role in building quality culture and QA infrastructure for a new product at a high-growth company.</li><li>Act as the key stakeholder between product, engineering, and leadership on all quality matters.</li><li>Deliver significant societal value through products that transform industrial structures globally.</li><li>Develop professional insights into software development well beyond QA engineering.</li><li>Join a globally operating organization and work alongside highly motivated teammates tackling an unprecedented challenge.</li></ul> Location Tokyo Salary 10 - 12 million yen Reference Number: 06940-0013408087 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/T25kcmVqLlphdGxvdWthbC4yODcxNS4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-04-06T08:50:44Z

Construction Specialist

Tokyo,
remote
Permanent
9.0M - 9.0M JPY / Yearly
The Role <ul><li data-section-id="s12nfa" data-start="62" data-end="217">Prepare pre-project planning materials for automated warehouse implementation (including cost estimation documentation and building/equipment planning)</li><li data-section-id="3e07pf" data-start="218" data-end="310">Manage construction activities for automated warehouse projects on behalf of the company</li><li data-section-id="1es7cuz" data-start="311" data-end="423">Facilitate construction-related meetings, manage issues and project costs, and support procurement processes</li><li data-section-id="1uxekb5" data-start="424" data-end="479">Prepare construction and installation documentation</li><li data-section-id="y0vpxv" data-start="480" data-end="543">Contribute to team planning and idea generation initiatives</li><li data-section-id="1oeqvbu" data-start="544" data-end="610">Provide administrative and operational support within the team</li></ul> <pre> </pre>Your Skills Must Have<ul data-start="656" data-end="1130"><li data-section-id="40gzv5" data-start="656" data-end="750">Experience in construction site management (equivalent to a lead or senior engineer level)</li><li data-section-id="spj7uz" data-start="751" data-end="827">Knowledge of schedule management, quality control, and safety management</li><li data-section-id="106ba8o" data-start="828" data-end="916">Strong communication skills to effectively collaborate with clients and stakeholders</li><li data-section-id="6thws7" data-start="917" data-end="1004">Proven problem-solving skills to address on-site challenges quickly and efficiently</li><li data-section-id="1mcz49d" data-start="1005" data-end="1091">Ability to create construction-related documents using Word, Excel, and PowerPoint</li><li data-section-id="mzaqy0" data-start="1092" data-end="1130">Willingness to travel domestically</li></ul> Nice to Have<ul data-start="1158" data-end="1251"><li data-section-id="1fuerp1" data-start="1158" data-end="1251">Ability to standardize processes and transform work into efficient, repeatable operations</li></ul><pre> </pre> Preferred<ul data-start="1276" data-end="1456"><li data-section-id="ko3djf" data-start="1276" data-end="1456">Business-level English proficiency Candidates with strong English skills may have opportunities to work on automated warehouse projects in the United States in the future</li></ul> Key Highlights of the Role <ul><li data-section-id="glekg1" data-start="1484" data-end="1514">Competitive salary package</li><li data-section-id="1uccs6w" data-start="1515" data-end="1532">Stock options</li><li data-section-id="z48ycm" data-start="1533" data-end="1572">Global and diverse work environment</li><li data-section-id="bcf5js" data-start="1573" data-end="1614">Exposure to cutting-edge technologies</li><li data-section-id="1eu405k" data-start="1615" data-end="1668">Opportunity to work with highly skilled engineers</li></ul> Location Tokyo Salary9 million yen Reference Number: 06940-0013404199 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/dGFrdS55YW1hc2hpdGEuNTUzNzMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-09T08:42:18Z

Network & Server Engineer

Tokyo,
remote
Contract
10.0M - 12.0M JPY / Yearly
Company ProfileA New York-based global house of modern luxury lifestyle brands, built on values of optimism, innovation, and inclusivity. With a portfolio of world-renowned fashion labels, this company operates across corporate offices and retail stores throughout Japan and Korea, and is seeking a seasoned Network Engineer to lead infrastructure projects across the region. The Role<ul><li>Reporting to the Senior Manager, Architecture & Engineering (Shanghai), you will oversee and implement network infrastructure projects across corporate offices and retail stores in Japan and Korea.</li><li>Lead end-to-end delivery of large-scale network deployments ($50K-$500K+), covering design, implementation, and commissioning across data centers, offices, branches, and retail locations using Cisco and Fortinet platforms.</li><li>Serve as the escalation point for incident resolution, root cause analysis, and high-priority outages, while monitoring SIEM alerts and deploying security patches.</li><li>Manage vendor relationships, negotiate telecom and hardware contracts, and evaluate SLA performance through quarterly business reviews.</li><li>Conduct site visits to HQ, data centers, and retail locations to identify network bottlenecks and propose improvements leveraging SD-WAN, Zscaler, Checkpoint, and automation tools.</li></ul> Your Skills <ul><li>Minimum 5 years of hands-on enterprise networking experience, with expert-level CLI proficiency in Fortinet and Cisco (last 5 years required).</li><li>Proven experience in Cisco and Fortinet SD-WAN zero-to-one design and implementation, MPLS, IPsec-VPN, BGP/OSPF, Layer 3/7 networking, and HA architectures.</li><li>Native Japanese and business-level English are mandatory; Chinese is a plus.</li><li>Project Management certification (PMP, PRINCE2) or equivalent experience preferred.</li><li>Prior experience in retail, fashion, or lifestyle brands is highly desirable.</li></ul> Key Highlights of the Role <ul><li>Join one of the world's most iconic luxury lifestyle brand houses with a globally recognized portfolio of fashion labels.</li><li>Take ownership of network infrastructure across Japan and Korea, with direct impact on both corporate and retail operations.</li><li>Work in a regionally structured IT organization with global connectivity to North America leadership.</li><li>Hybrid working model with competitive scope - corporate, retail, and data center environments all in one role.</li></ul> Location Tokyo Salary10 - 12 million yen Reference Number: 06940-0013402488 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjE3NDg0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-04-22T00:40:00Z

Backend Engineer

Tokyo,
remote
Contract
9.0M - 9.0M JPY / Yearly
[Department Overview]<ul><li>As we operate a large-scale internet shopping mall service, we strive for improvement through a cycle of hypothesis → verification → analysis → systematization. Furthermore, in order to provide continuous and stable service under high load conditions during large-scale events, we optimize the web backend by considering various system and service characteristics, providing an environment where engineers' skills are constantly tested.</li></ul>[Position Outline]<ul><li>The EC Marketplace Development Department is seeking a Senior Backend Development Engineer. Specifically, you will be responsible for the design, development, and operation of the web system backend, as well as managing the engineering team and projects.</li></ul>[Responsibilities]<ul><li>Understand the prioritization of business requirements and deliver high-quality services within a limited timeframe.</li><li>Lead the project for assigned services and resolve technical issues, or design, develop, test, and release new or existing features.</li><li>Design, develop, test, and release within projects.</li><li>Operational support (handling inquiries from consumers and merchants, conducting investigations, performing operational tasks, etc.)</li></ul>[Required Skills]<ul><li>5+ years of Tech Lead experience (architecture design of high-load web systems, technical decision-making, etc.)</li><li>Experience leading the design of systems with scalability and maintainability in mind, and strategically guiding the future vision of the service (user growth, integration of new features)</li><li>Experience in service monitoring and troubleshooting and reporting in production environments</li><li>5+ years of Java/Spring Boot web application development experience</li><li>5+ years of REST API design and development experience, and proficiency in JUnit testing and code review</li><li>Experience with relational databases (Oracle or MySQL)</li><li>Experience using Tomcat or WebLogic</li><li>Experience with Git, Linux, and Gradle</li><li>Experience with CI/CD using Jenkins or other tools</li><li>Knowledge of container architectures including Docker and Kubernetes, and experience using them in system development</li><li>English communication skills</li></ul> Location Tokyo Salary9 million yen Reference Number: 67040-0013396260 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/c2Fvcmkua29kYWthLjAwODQwLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-04-08T06:17:27Z

Database Engineer

Tokyo,
remote
Contract
5.5M - 7.5M JPY / Yearly
Company ProfileA leading global internet services organization offering a broad range of solutions across e-commerce, fintech, digital content, and communications is looking for an Oracle Database Administrator. The Role<ul><li>This position will primarily focus on providing overall support and technical leadership around Oracle Database Administration (DBA) activities, with a specialization in Exadata Cloud@Customer environments.</li><li>Manage and maintain Oracle databases across multiple environments, ensuring high availability, performance, and reliability.</li><li>Create and maintain database backups, replication, and disaster recovery strategies, including conducting DR switchover and failover activities.</li><li>Maintain database security, perform upgrades and patching, and carry out performance tuning to ensure optimal database health.</li><li>Monitor deployments to maintain database performance and conduct capacity planning to support business growth.</li><li>Write clear technical documentation and collaborate effectively with technical peers in an online/remote environment.</li><li>Apply strong analytical and problem-solving skills to address database issues with a high sense of responsibility and urgency.</li></ul> Your Skills <ul><li>Proven experience as an Oracle Database Administrator, ideally with Exadata Cloud@Customer or similar Oracle engineered systems.</li><li>Strong knowledge of database backup, replication, and disaster recovery methodologies.</li><li>Experience with database security management, patching, upgrades, and performance tuning.</li><li>Excellent analytical and problem-solving skills with a detail-oriented approach and commitment to quality.</li><li>Strong communication and interpersonal skills, with the ability to collaborate with technical peers across teams.</li><li>Proactive, self-motivated, and capable of working with a high sense of responsibility in a fast-paced environment.</li></ul> Key Highlights of the Role <ul><li>Take on a technically diverse DBA role spanning cloud and on-premise Oracle environments at enterprise scale.</li><li>Work within a globally recognized organization with a broad and complex technology ecosystem.</li><li>Play a critical role in ensuring high availability and resilience of mission-critical databases.</li><li>Join a collaborative and innovative team that values technical excellence and continuous improvement.</li></ul> Location Tokyo Salary5.5 - 7.5 million yen Reference Number: 06940-0013415454 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/YXJ5YS5wYW11bmdrYXMuNTk5MTcuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-15T02:50:59Z

Software Engineer

Tokyo,
remote
Permanent
15.0M - 15.0M JPY / Yearly
Company ProfileA fast-growing technology company operating a leading digital platform is expanding its engineering team to support continued product innovation and business growth. The company provides scalable software solutions in an international and highly dynamic environment. The Role<ul><li>Design, develop, and maintain web-based applications and backend systems</li><li>Collaborate with product managers and cross-functional teams to translate requirements into high-quality technical solutions</li><li>Participate in architecture design, code reviews, and continuous improvement of development processes</li></ul> Your Skills <ul><li>Strong experience in software development using modern programming languages and frameworks</li><li>Solid understanding of web application architecture, databases, and APIs</li><li>Ability to work collaboratively in an agile, fast-paced development environment</li></ul> Key Highlights of the Role <ul><li>Opportunity to work on large-scale, user-facing software products</li><li>Exposure to end-to-end development in a growing technology organization</li><li>Collaborative environment with room to influence product and technical direction</li></ul> Location Tokyo Salary15 million yen Reference Number: 06940-0013419539 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/TmFuY3kuWXVhbi43OTgwNi4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-05-12T03:20:01Z

Backend Engineer

Tokyo,
remote
Contract
10.0M - 10.4M JPY / Yearly
Role<ul><li>Design and deliver high-performing, scalable backend systems.</li><li>Work closely with colleagues to achieve strong technical results.</li><li>Take part in code reviews, architectural conversations, and technical decision-making.</li><li>Spot areas for technical enhancement and optimization, and lead their execution.</li><li>Support technology choices and architectural planning for upcoming initiatives aligned with business goals.</li><li>Support, improve, and extend existing backend services.</li><li>Promote automation and best practices across testing, CI/CD, observability, and cloud-native engineering.</li><li>Guide less experienced team members to support stronger delivery.</li></ul>Location Tokyo Salary10.4 million yen Reference Number: 67040-0013412475 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/VG9tb2UuTW91bnRlZXIuNjQ1OTkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-05-14T07:21:16Z

Senior Process Engineer

Tokyo,
remote
Permanent
10.0M - 10.0M JPY / Yearly
Company ProfileA global leader in semiconductor equipment and materials engineering, this company provides cutting-edge manufacturing solutions to top-tier semiconductor and electronics manufacturers worldwide. With a strong presence in Japan, it supports advanced process technologies and innovation in high-tech production environments. The Role<ul><li>Lead development, optimization, and qualification of semiconductor processes for advanced manufacturing</li><li>Collaborate with cross-functional teams (R&D, manufacturing, and customers) to improve process performance and yield</li><li>Analyze process data, troubleshoot issues, and provide technical solutions to enhance productivity and quality</li></ul> Your Skills <ul><li>Strong experience in semiconductor process engineering (e.g., deposition, etch, or related fields)</li><li>Solid knowledge of process integration, data analysis, and yield improvement methodologies</li><li>Excellent communication skills with the ability to work in a global and cross-functional environment</li></ul> Key Highlights of the Role <ul><li>Opportunity to work with cutting-edge semiconductor technologies in a global environment</li><li>Exposure to collaboration with leading customers and internal international teams</li><li>Career growth potential within a market-leading high-tech organization</li></ul> Location Tokyo Salary10 million yen Reference Number: 06940-0013422499 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/bG91aWUucmV5ZXMuOTIyMjMuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-05-14T05:04:29Z

Infrastructure Engineer

Tokyo,
remote
Contract
5.0M - 6.0M JPY / Yearly
Company ProfileA globally renowned Swiss luxury watch brand with a heritage dating back to 1884 is seeking a D&T Coordinator to support its Japan operations - bridging local business teams, global IT, and external vendors. The Role<ul><li>Serve as the primary point of contact between vendors, local users, and global D&T teams.</li><li>Monitor and manage ITSM tickets (JIRA, ServiceNow, or similar), ensuring timely follow-up on user requests.</li><li>Own local D&T OPEX and CAPEX, working with global teams to keep spending on track.</li><li>Coordinate and support local and global IT-related projects, providing local systems support as needed.</li></ul> Your Skills <ul><li>1-2 years of helpdesk or troubleshooting experience across Windows OS and Apple devices.</li><li>Basic hands-on experience with MS Azure or other cloud platforms.</li><li>Exposure to ITSM tools such as JIRA or ServiceNow.</li><li>Fluent Japanese with solid English communication skills (spoken and written).</li><li>Proactive, collaborative, and eager to grow - a positive personality matters here.</li></ul> Key Highlights of the Role <ul><li>Join one of the world's most iconic luxury watch brands and be part of its Japan digital & technology team.</li><li>Report to the Local Finance Director with a dotted line to the APAC IT Manager - strong visibility from day one.</li><li>Broad, varied role covering infrastructure, cloud, vendor management, and budget - ideal for someone who wants to develop across multiple IT disciplines.</li><li>Be the IT face of a premium global brand in Japan.</li></ul> Location Tokyo Salary5 - 6 million yen Reference Number: 06940-0013450117 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjkzMjUyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-12T23:15:07Z

Storage Engineer

Tokyo,
remote
Contract
6.0M - 6.0M JPY / Yearly
Company ProfileOne of Japan's leading global technology companies, operating a diverse ecosystem of businesses across e‑commerce, fintech, digital content, and communications. The Role<ul><li>Design, deploy, and manage storage systems (SAN/NAS/Object Storage)</li><li>Ensure storage availability, performance, and capacity planning</li><li>Troubleshoot storage incidents and perform root cause analysis</li><li>Collaborate with infrastructure, cloud, and application teams</li></ul> Your Skills <ul><li>Experience with enterprise storage technologies (e.g., NetApp, Dell EMC, Pure, Ceph)</li><li>Solid understanding of Linux/Unix environments</li><li>Knowledge of virtualization and cloud platforms (VMware, Kubernetes, public cloud)</li><li>Experience with scripting and automation (Shell, Python preferred)</li><li>Strong problem‑solving and communication skills</li></ul> Location Tokyo SalaryHourly rate: ¥3,340 Reference Number: 06940-0013395392 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/YXJ5YS5wYW11bmdrYXMuNzgyMjYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-08T00:04:11Z

Data Privacy/AI Governance Specialist

Tokyo,
remote
Permanent
8.5M - 10.0M JPY / Yearly
Company ProfileA global tech and information services company is looking for a Data Privacy & AI Governance Legal Specialist to support its business, product, and policy initiatives in Japan and overseas. The Role<ul><li>You will support product and business teams on privacy, data protection, and AI-related legal matters, working closely with engineers, product managers, and internal stakeholders.</li><li>The role will cover Japan and overseas privacy regulations, including APPI and CCPA/CPRA, while helping build practical governance frameworks for data and AI usage.</li><li>You will also contribute to internal policy development, legal research, workflow improvement, and policy advocacy with government agencies and industry groups.</li></ul> Your Skills <ul><li>3+ years of practical experience in privacy legal matters, especially Japan's Act on the Protection of Personal Information.</li><li>Experience with overseas data protection laws such as CCPA/CPRA is preferred.</li><li>Business-level Japanese and English are required.</li><li>Open to candidates from legal, data privacy, AI governance, policy, consulting, or technology-related backgrounds.</li><li>Experience working closely with business, product, engineering, or technical stakeholders is highly preferred.</li></ul> Key Highlights of the Role <ul><li>Rare opportunity to work at the intersection of data privacy, AI governance, legal, product, and policy.</li><li>Support strategic data and AI initiatives at a global tech company.</li><li>Work closely with product and engineering teams on practical, business-facing legal matters.</li><li>Contribute to policy advocacy, industry soft law, and responsible AI governance.</li></ul> Location Tokyo Salary8.5 - 10 million yen Reference Number: 06940-0013440952 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/TWVyZWkuSGF0YW5ha2EuOTEyMDQuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-05-27T02:20:46Z

Back End Engineer

Tokyo,
remote
Permanent
10.0M - 15.0M JPY / Yearly
Company ProfileA leading Japanese technology group that addresses social inconveniences by expanding major online advertising, booking platforms, and B2B SaaS business tools globally. The Role As a Backend Engineer, you will lead the development and launch of a brand-new, AI-driven smart booking/matching platform tailored specifically for overseas markets, starting with the US (※no release planned in Japan).<ul><li>Current Phase: The product is currently in the PoC stage, focusing on validating an innovative AI matching concept.</li><li>Core Mandate: Act as a core member of a small-scale, cross-functional Scrum team, focusing heavily on hands-on backend engineering.</li><li>Key Assignments:</li><ul><li>API Development: Focus heavily on designing and implementing backend APIs that integrate smoothly with mobile applications.</li><li>Tech Stack: Python, SQL, Database (RDB/MySQL), AWS (Lambda, API Gateway, RDS, Glue), Google Cloud (BigQuery).</li></ul></ul> Your Skills ■Required Qualifications (MUST)<ul><li>Experience: 5+ years of professional backend software development experience.</li><li>Seniority: Middle to Senior level (Focus is on hands-on development; high-potential talent without prior management experience are welcome).</li><li>Technical Foundation: Good understanding of databases (SQL/RDB) and familiar with basic cloud infrastructure concepts (AWS) necessary for backend integration.</li><li>Languages: Business-level proficiency in both Japanese and English (reading, writing, and speaking).</li></ul> ■Preferred Qualifications (WANT)<ul><li>Experience with AI product development, RESTful API design (Go/Python/Java), serverless architectures, or scrum methodologies.</li><li>Experience working within cross-functional, global, or multi-national engineering teams.</li><li>Mobility: Willingness and ability to take business trips to the US.</li></ul> Key Highlights of the Role <ul><li>0-to-1 Global Challenge: Rare opportunity to build a global product from scratch for the US market within a well-funded, major Japanese firm.</li><li>End-to-End Ownership: Engage in lean, fast-paced "All in UX" development. Engineers are actively involved in upstream product design and market research, rather than just coding.</li><li>Top-Tier Compensation: Highly competitive annual salary ranging from ¥10M to ¥15M based on experience.</li><li>Ultimate Work Flexibility: Coreless Super Flex system with an annual holiday allowance of 140 days and a full remote work option.</li></ul> Location Tokyo Salary10 - 15 million yen Reference Number: 06940-0013450798 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/WGlhb2NoZW4uU3VuLjk4MzU3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-10T01:52:28Z

Forward-Deployed Engineer

Tokyo,
remote
Permanent
15.0M - 15.0M JPY / Yearly
Forward Deployed Engineer - Tokyo A top-tier AI organization is seeking an engineer to drive production deployments of advanced AI models with key enterprise clients in Japan. In this role, you will work closely with customer teams, take ownership of delivery from initial scoping to full launch, and bring back insights from the field to help influence future product direction.What you'll do<ul><li>Partner directly with key customers to understand business needs and technical requirements</li><li>Plan, design, and deliver full-stack solutions through an iterative, experiment-led process</li><li>Own execution across multiple workstreams, including scoping, prioritization, development, and user adoption</li><li>Recognize repeatable solutions and help build internal best practices</li><li>Communicate effectively with engineering, product, and customer stakeholder groups</li></ul>What you need<ul><li>4+ years of experience in software engineering or customer-facing technical roles</li><li>Demonstrated success delivering solutions quickly in fast-moving, unclear environments</li><li>Background in generative AI or machine learning deployments, as well as cloud and network architecture</li><li>Strong skills in React or Next.js on the frontend and Python, Node.js, or related tools on the backend</li><li>Native-level or fully fluent Japanese and English, both spoken and written</li><li>Availability to travel up to 50% for customer visits and on-site work</li></ul>Nice to have<ul><li>Experience as a founder or as an engineer at an early-stage startup</li><li>Experience with relational databases such as Postgres or MySQL</li></ul>Logistics: Based in Tokyo with a hybrid schedule of 3 office days per week; relocation support is provided.Salary15 million yen Reference Number: 67040-0013408084 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/RGFuaWVsLkJhbWZvcmQuODA3OTcuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-21T08:45:29Z

Sales Engineer

Tokyo,
remote
Permanent
9.0M - 9.0M JPY / Yearly
Company ProfileA global technology company specializing in automation and advanced engineering solutions. The Role<ul><li>Provide technical sales support and propose tailored solutions to clients</li><li>Collaborate with internal engineering teams to deliver customized products</li><li>Manage client relationships and support business development activities</li></ul> Your Skills <ul><li>Experience in technical sales or sales engineering within industrial or technical products</li><li>Strong understanding of automation, machinery, or engineering-related solutions</li><li>Business-level Japanese and communication skills in English are a plus</li></ul> Key Highlights of the Role <ul><li>Work in a global and innovation-driven environment</li><li>Exposure to advanced industrial technologies</li><li>Opportunities for career growth in both technical and commercial areas</li></ul> Location Tokyo Salary9 million yen Reference Number: 06940-0013443075 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/UXVhbmcuTmd1eWVuLjQ1MDQwLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-25T02:03:31Z

Infra Engineer

Tokyo,
remote
Contract
6.0M - 7.5M JPY / Yearly
Company Profile A leading global e-commerce and technology company is seeking a skilled infrastructure engineer to join their private cloud platform team, supporting large-scale virtualization environments across the organization. The Role <ul><li>Design and deploy various clusters composed of numerous nodes, taking into account operational costs, redundancy, and capacity requirements.</li><li>Evaluate and implement new solutions to enhance functionality and performance of the virtualization platform.</li><li>Drive standardization and automation of service management across the infrastructure.</li><li>Monitor, troubleshoot, and maintain core production environments to ensure continuous stable operation.</li><li>Contribute to the adoption of next-generation HCI technologies alongside existing VMware vSphere environments, working toward a more flexible, scalable, and efficient private cloud.</li></ul> Your Skills <ul><li>Hands-on experience with VMware vSphere or equivalent virtualization platforms.</li><li>Experience designing and operating large-scale, multi-node cluster environments.</li><li>Familiarity with Hyper-Converged Infrastructure (HCI) solutions such as Nutanix is highly advantageous.</li><li>Background in automation and standardization of infrastructure operations.</li><li>Proven ability to monitor and troubleshoot mission-critical production systems.</li></ul> Key Highlights of the Role <ul><li>Play a central role in building and modernizing a private cloud platform that supports a globally recognized technology organization.</li><li>Work with cutting-edge virtualization and HCI technologies in a large-scale, real-world environment.</li><li>Drive meaningful automation initiatives that directly improve engineering efficiency across the broader group.</li><li>Be part of a stable yet forward-looking infrastructure team that continuously adopts the latest technologies.</li></ul> Location Tokyo Salary6 - 7.5 million yen Reference Number: 67040-0013424859 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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. <img src="https://counter.adcourier.com/c2h3ZXRhLmxla2hyYWphbmkuNDU1OTUuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-23T05:30:40Z

Network Engineer

Tokyo,
remote
Permanent
10.0M - 10.0M JPY / Yearly
Company ProfileA global leader in aerospace and defense, providing advanced aircraft, satellite, and related services solutions with a strong focus on innovation, safety, and sustainability. The Role<ul><li>Design, implement, and maintain enterprise network infrastructure (LAN/WAN/Wi-Fi)</li><li>Monitor network performance, troubleshoot issues, and ensure system availability and security</li><li>Collaborate with global IT teams to support infrastructure projects and upgrades</li></ul> Your Skills <ul><li>Hands-on experience with network technologies (routing, switching, firewalls)</li><li>Knowledge of network security, protocols, and monitoring tools</li><li>Strong problem-solving skills and ability to work in an international environment</li></ul> Key Highlights of the Role <ul><li>Opportunity to work in a global and highly regulated aerospace environment</li><li>Exposure to cutting-edge network technologies and large-scale infrastructure</li><li>Collaborative and diverse international team</li></ul> Location Tokyo Salary10 million yen Reference Number: 06940-0013450827 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjY0NjEyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-25T07:27:55Z

Sales Engineer

Kanagawa,
remote
Permanent
9.0M - 9.0M JPY / Yearly
Company Profile<ul><li>A foreign-affiliated company with a strong global footprint is seeking a sales professional for a unique role that goes beyond conventional commercial responsibilities. In addition to building solid technical knowledge, this position offers opportunities to broaden your business perspective through business trips to Germany, close collaboration with the headquarters team, and hands-on exposure to international trade and import-related operations. It is well suited to someone who is proactive, eager to learn, and interested in building a well-rounded career in sales.</li></ul> The Role<ul><li>Develop product and technical knowledge to support customers effectively and build credibility in the market.</li><li>Work closely with the headquarters team and internal stakeholders to support sales activities and business development initiatives.</li><li>Gain exposure to international trade and import-related operations, while participating in overseas business trips, including visits to Germany.</li></ul> Your Skills<ul><li>Experience in sales or a strong interest in developing a career in technical or consultative sales.</li><li>Proactive attitude, willingness to learn, and the ability to work independently in a dynamic environment.</li><li>Business-level communication skills in English and Japanese would be advantageous, particularly for collaboration with global stakeholders.</li></ul> Key Highlights of the Role<ul><li>This is not a conventional sales role and offers broader business exposure than a typical commercial position.</li><li>You will have opportunities to work closely with the global headquarters and gain international experience through overseas business trips.</li><li>The role provides a strong foundation for building a long-term, well-rounded career as a sales professional.</li></ul> Location Kanagawa Salary JPY 9,000,000 Reference Number 06940-0013429239 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/UXVhbmcuTmd1eWVuLjY2NTUxLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-05-27T04:41:19Z

Cybersecurity Engineer

Tokyo,
remote
Contract
6.0M - 7.0M JPY / Yearly
Company ProfileA leading internet services organization offering a broad range of solutions across e-commerce, fintech, digital content, and communications is looking for a Security professional. The Role<ul><li>This position will primarily focus on performing audits and testing toward applications and systems within the organization and for its customers.</li><li>Perform comprehensive security audits and testing to identify vulnerabilities across network/infrastructure, web/API, mobile application, and GenAI systems, including source code and software component analysis using appropriate tools and following industry standards such as OWASP.</li><li>Create and manage vulnerability tickets to report findings identified during security testing.</li><li>Conduct kick-off meetings and connection checks to ensure all required test information is sufficient before commencing security audits and testing.</li><li>Communicate vulnerabilities and associated risks by adapting communication style to suit differing audiences.</li><li>Follow up on vulnerabilities and verify remediation results with the Development team.</li><li>Provide guidance and advice on vulnerability remediation, including secure design and implementation practices.</li><li>Review remediation actions or justification evidence provided by development teams to ensure effectiveness and compliance with security requirements.</li><li>Proactively contribute to the improvement of security audit and testing operations as well as team-wide processes.</li></ul> Your Skills <ul><li>A passionate security professional with strong attention to detail and good communication skills.</li><li>Ability to understand, explain, and track vulnerabilities across a variety of systems and audiences.</li></ul> Key Highlights of the Role <ul><li>Play a key role in securing a broad and diverse technology ecosystem spanning e-commerce, mobile, and fintech platforms.</li><li>Work across a wide range of security domains including network, web/API, mobile, and emerging GenAI systems.</li><li>Join a large, globally recognized organization with a strong culture of innovation and continuous improvement.</li><li>Opportunity to contribute to team-wide process improvements and shape the future of security audit operations</li></ul> Location Tokyo Salary6 - 7 million yen Reference Number: 06940-0013415461 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). 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.<img src="https://counter.adcourier.com/YXJ5YS5wYW11bmdrYXMuOTcyOTUuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-15T02:03:11Z