Mujin

Release Engineer

Mujin
Apply
4 months ago
Tokyo, JapanSenior

Responsibilities

  • Improve and maintain issue-tracking tools, systems, and workflows based on end-user needs.
  • Improve and evolve existing end-to-end release processes and workflows.
  • Perform hands-on release-stage integration and regression QA.
  • Define and uphold release quality gates with developers and QA.
  • Improve release notes and release visibility to increase adoption and usage awareness.
  • Create Python, Bash, and C++ tooling and automation to reduce manual release preparation.
  • Drive practical AI usage in release workflows, including release-note drafting and change aggregation.

Requirements

  • Practical experience designing and operating production release workflows.
  • Strong understanding of system-level testing and release QA.
  • Experience working cross-functionally and taking ownership of ambiguous initiatives.
  • Experience with planning or tracking tools such as Jira or equivalents.
  • Hands-on experience developing tools or automation using Python or C++.
  • Ability to build scripts, tools, or systems that improve release workflows, QA processes, and automation.
  • Preferred: 5+ years of hands-on experience in Release Engineering or similar roles such as Product Enablement, DevEx, or release-focused DevOps.
  • Preferred: experience with AI tools in software delivery or documentation workflows.
  • Preferred: background in environments with remote or limited deployment control.

Benefits

  • Tokyo-based role at 8:45–17:45 with a 60-minute break.
  • Weekends off, annual paid leave, maternity and childcare leave, flex holidays, and other company holidays.
  • Salary revisions twice yearly and performance-based bonuses are available; compensation is based on experience and skills.
  • Flexible dress code, commuting allowance, Japanese social security, monthly team dinner support, free buffet lunch, free vending machines, high-end coffee machine, and employee gym access.
  • Japan relocation support, visa sponsorship, flight ticket support, shipping expense coverage up to a specified limit, and housing assistance.

Tech Stack

Categories

Mujin

About Mujin

201-500 employees
Contact me