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Salary
≈ $35k – $97k per year (Estimated)
Location
In office (Tokyo)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Mar 16, 2026. Mujin scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Mujin develops software for industrial robotics that enables vision-guided motion planning and real-time execution for warehouse automation and manufacturing. Its flagship controller integrates perception, motion planning, and robot control to allow teachingless operation of robotic arms for tasks such as case packing, palletizing and piece picking. The company primarily serves logistics, e-commerce fulfillment and manufacturing customers globally from its headquarters in Tokyo, Japan.
Backed by UTEC

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
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