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Senior Software Engineer - Engineering Workflow and CI

Mozilla

Salary not specified
Nov 6, 2025
Remote, US
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Improve Firefox development workflows to reduce time spent testing and debugging test failures as well as more integration/automation of workflows.

Requirements

  • Proven Python skills, including building services
  • Front-end development experience, including JavaScript proficiency
  • Experience with Python frameworks (e.g., FastAPI, Flask, Django), Cloud Services (e.g., GCP, AWS) and REST
  • Solid understanding of databases and SQL
  • Experience with CI/CD systems (e.g., GitHub Actions, CircleCI) and test harnesses
  • Comfortable working cross-platform, familiar with at least 2 of: Windows, Linux, Mac, Android
  • A deep understanding of version control systems
  • Experience with containerization and continuous delivery/deployment, particularly with Docker
  • Experience with CI of large scale projects
  • Comfortable with data analysis

Responsibilities

  • Improve Firefox development workflows to reduce time spent testing and debugging test failures as well as more integration/automation of workflows
  • Work with a geographically-distributed development team
  • Collaborate with other teams by providing code review and technical direction
  • Look at data, make dashboards, identify trends in Firefox development workflow

Other

  • Mentor other team members and be mentored by more senior team members
  • Commitment to our values: Welcoming differences, Being relationship-minded, Practicing responsible participation, Having grit
  • A passion for enhancing developer productivity