Platform Engineer

Mujin is a global leader in industrial automation, redefining supply chain efficiency through MujinOS—our intelligent operating system for robotics. At our core is Machine Intelligence (MujinMI), a unique approach that leverages real-time digital twins and advanced perception, planning, and control algorithms to achieve fully autonomous operations. Our flagship product, MujinController, empowers users with a highly configurable, no-code interface. By integrating cutting-edge motion planning and computer vision, it enables seamless automation for complex applications such as palletizing, picking, and truck unloading. Headquartered in Japan with a growing presence in the US, China, and Europe, we invite you to join a dynamic environment where you can shape the future of automation. About The Role Mujin is hiring a Platform Engineer to join our Engineering Enablement team and help build the internal services, tools, and workflows that enable engineers to develop, test, release, and support software effectively. This is a software engineering role focused on improving the developer experience across a broad range of areas, including CI/CD, build tooling, release workflows, internal support workflows, documentation tooling, and log collection. Rather than focusing only on operating infrastructure, you will design and develop services, command-line tools, and automation used by engineering teams across Mujin. Responsibilities Build software that engineers rely on: Develop and improve internal tools and services that support engineers across MujinShape the developer experience: Work across CI/CD, build tooling, release workflows, documentation tooling, log collection, and internal support workflowsWork on a broad range of engineering problems: Contribute to both new tools and existing systems, with opportunities to work across Rust, Go, and PythonBuild for modern development environments: Develop and improve tooling and services used in containerized environments, including Docker and Kubernetes Minimum Requirements 3+ years of professional software engineering experienceHands-on experience designing and building software services, command-line tools, developer tools, or internal engineering systemsProfessional programming experience with at least one general-purpose language such as Rust, Go, Python, C++, or a comparable languageExperience contributing to software across multiple technical areas or layers of a systemUnderstanding of software development workflows, including areas such as CI/CD, build systems, testing, deployment, or release processesAbility to collaborate with engineers and understand the needs of internal users Preferred Requirements Experience working in a Platform Engineering, Developer Experience, Engineering Enablement, or similar team Experience building tools or services used by a large engineering organization Experience with Rust, Go, or Python Interview Process Resume ScreeningTake-home coding testHR interviewTechnical interviewCulture/Team fit interview Attractives Impact engineering at scale: Build tools and services used by engineering teams across MujinBroaden your engineering experience: Work across a wide range of areas, from CI/CD and build tooling to release and support workflowsBuild, not just operate: This is a software engineering role where you will develop tools and services, rather than focusing primarily on infrastructure operations Location 3-8-5 Tatsumi, Koto-Ku, Tokyo 135-0053, Japan Work Hours 8:45 - 17:45 (with a 60-minute break) Salary Based on experience and skillsSalary revision twice a yearAdditional bonuses are available based on performance Holidays Every Saturday and SundayAnnual paid leavesMaternity leave and Childcare leaveFlex Holiday (take public holidays on days of your choice)Other holidays as defined by the company Company Benefits Explore Mujin Perks & Welfare Benefits Flexible dress code policyCommuting allowanceJapanese Social Security (Health Insurance, Pension, Labor Insurance)Monthly team dinner supportFree buffet lunch every workdayFree vending machines (offering drinks and snacks)High-end coffee machineExclusive Employee Gym Access Japan Relocation Support Visa sponsorshipFlight ticket supportShipping expenses coverage up to a specified limitAssistance for housing We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.