Senior Software Engineer

💼 Full-time🗓 2026-09-27 → 2026-09-29

Core

Improve Firefox development workflows to reduce testing/debugging time and increase automation for a geographically distributed team.

Role type

Senior Software Engineer (Developer Productivity)

Builds

Internal tools and automation services for Firefox developers

Domain

Web browser development / Developer tooling

Deliverable

product features

Required skills

Python, JavaScript, REST APIs, SQL, CI/CD systems, Cross-platform development

Preferred skills

Version control systems, Containerization (Docker), Large-scale CI, Data analysis

Responsibilities

Improve development workflows, Mentor team members, Provide code review and technical direction, Analyze workflow data to identify trends

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About Mozilla

Mozilla exists to build the Internet as a public resource accessible to all because we believe that open and free is better than closed and controlled. When you work at Mozilla, you give yourself a chance to make a difference in the lives of Web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the Web as the platform and help create more opportunity and innovation for everyone online.