Senior Build Systems Engineer

Open 62d

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 Senior Software Engineer for the DevOps team. The team is currently small, and you will play a key role in building and optimizing large-scale C/C++ build systems, with CI infrastructure supporting the workflow.

Responsibilities

Design and implement a modern and optimized build system, adhering to best practices and coding standards.
Create early prototypes and write technical documentation to propose system changes.
Manage and improve the CI infrastructure and tools.
Ensure good coding practices and code quality through consistent code reviews.
Collaborate with other engineering teams to improve and optimize the CI tools.

Minimum Requirements

Understanding of C/C++ compilation processes and build tools (such as CMake).
Experience integrating and operating build systems within CI/CD pipelines.
Proficiency in at least one programming language used for internal tooling (Python or Go).
Working knowledge of Bash scripting and Linux administration (Debian preferred).
Experience operating containerized environments (such as Docker, k8s, etc).
Proficiency with Git version control and collaborative branching workflows.
Experience in planning and executing infrastructure projects or system migrations.

Preferred Requirements

Hands-on experience with Bazel, JHbuild, or Gnome build tools, or building complex, distributed build systems.
Knowledge of package management systems across multiple languages (Python, C++, Rust, or JavaScript).
Experience with Kubernetes
Experience writing technical proposals and design specifications.
Familiarity with Agile software development.

Interview Process:

Resume Screening
Take-home coding test
HR interview
Technical interview
Culture/Team fit interview

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 skills
Salary revision twice a year
Additional bonuses are available based on performance

Holidays

Every Saturday and Sunday
Annual paid leaves
Maternity leave and Childcare leave
Flex Holiday (take public holidays on days of your choice)
Other holidays as defined by the company

Company Benefits

Flexible dress code policy
Commuting allowance
Japanese Social Security (Health Insurance, Pension, Labor Insurance)
Monthly team dinner support
Free buffet lunch every workday
Free vending machines (offering drinks and snacks)
High-end coffee machine
Exclusive Employee Gym Access

Japan Relocation Support

Visa sponsorship
Flight ticket support
Shipping expenses coverage up to a specified limit
Assistance for housing

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