Senior Frontend Engineer
Location
toronto, on
Job Type
Full-time
Category
Other-General
Posted
June 09, 2026
What You’ll Do
- Build high quality user interfaces for Firefox with accessibility and usability in mind
- Write code and tests, build prototypes, tackle problems with no clear solution, collaborate with other designers and engineers to make the web a better place
- Learn about a wide variety of problems and solutions across a large, mature codebase
- Work with cross functional teams, building relationships and fostering collaboration to reach shared goals
- Help to level‑up the skills of your fellow engineers through code reviews, giving talks, and/or writing documentation
- Promote and maintain high standards of code‑quality, focusing on performance, testing, security, usability, accessibility and maintainability
- Work with driven, committed team members to bring the open web to people around the world
- Contribute to improving engineering practices and procedures