Software Engineer (SDK and Code Generation)

Tokyo, Japan (MJHQ)
1 - Software Development – Product Team /
Full Time, ENG JD /
The Product team's mission is to work closely with the CTO and align the development of our main product, the Mujin Controller, with the company's strategy and grow it into the world's first scalable robotics platform. Our current focus is the plugin architecture of our platform and SDK tools.

The Mujin Controller is an innovative system that allows users to create productive, autonomous robot systems. You will be in charge of shaping its SDK, generating clients from API specifications as well as documenting and testing the Mujin Controller's APIs. These APIs will allow developers to create applications for or build their own product with the Mujin Controller.

Minimum Requirements

    • Experience with or strong interest in interface definition or API description languages and code generation
    • Experience in Python and C++
    • Proficiency in git, Linux, Docker, and command line tools (shell scripting)
    • Independent, self-organized work style

Preferable Requirements

    • Experience with API-first design
    • Experience publishing and/or packing software
    • Experience with JSON Schema
    • Experience with Robotics
    • Experience or understanding of CI/CD concepts
    • Experience with building systems
    • Background in Software Architecture or Engineering


    • Shape the SDK of the Mujin Controller.
    • Work with world-class developers.
    • Make cutting-edge robotics accessible to developers and integrators globally.
    • Enable robot systems that make a real impact in the world.
    • All developer career paths are open according to motivation and skill.

    • Future tasks can include
    • Using API descriptions and schemas for automated testing
    • Extending our schema framework to improve UI/UX and code health
    • Development of new controller features

3-8-5 Tatsumi, Koto-ku, Tokyo 135-0053, Japan
Nearest Station: Tatsumi Station, Shinonome Station

Work Hours
8:45 - 17:45 (with a 60-minute break)

・Flexible, depending on experience and skills
・Salary revision twice a year
・Additional bonuses or incentives may be available based on performance

・Two days off per week (Every Saturday and Sunday)
・Annual paid leave
・Year-end vacations
・Celebration or condolence leave
・Family caregiver leave
・Maternity leave
・Childcare leave
・Other holidays as defined by the company

Company Benefits
・Flexible dress code policy
・Commuting allowance
・Social insurance (including Employment, Industrial Accident Compensation, Health Insurance, and Pension)
Free buffet lunch every workday
Free vending machines (offering drinks and snacks)
High-end coffee machine
Exclusive Employee Gym Access
・Monthly team dinner support

Relocation Support
If you relocate from outside of Japan, we will provide the following support.
・Visa sponsorship
・One-way flight to Japan
・Shipping expenses covered up to a specified limit
・Temporary housing assist
・Permanent housing assist