Job Url: https://job-boards.greenhouse.io/mozilla/jobs/7169731 Job Description: About this team and role: The Desktop Engineering team is looking for a senior Frontend Engineer to work on AI-powered features and capabilities in Firefox, greatly expanding the value and agency of our web browser for loyal and new users alike. Our team is geographically-distributed, and working in the open is the norm. We contribute to the code driving the Firefox browser on a number of desktop platforms - Windows, Linux, and macOS. What you’ll do:  Build high quality user interfaces and experience for Firefox with accessibility and usability in mind Write code and tests, build prototypes, solve 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 multi-functional teams, building relationships and nurturing 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 What you’ll bring:  4+ years experience as a software engineer 3+ years working experience with JavaScript, HTML, and CSS A background in shipping high quality software Nice to Have Working experience with SQL Familiarity with C++ and/or Rust Interest in and ability to work with a distributed team (requires good asynchronous written communication skills as well as good verbal communication skills) Willingness to provide and receive constructive feedback Contributions through asking questions and proposing new ideas A love of working with others collaboratively A keen interest in AI and bringing value of this tool to users in a privacy preserving and secure way. Commitment to our values: Welcoming differences Being relationship-minded Practicing responsible participation Having grit What you’ll get: Generous performance-based bonus plans to all eligible employees - we share in our success as one team Rich medical, dental, and vision coverage Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute) Quarterly all-company wellness days where everyone takes a pause together Country specific holidays plus a day off for your birthday One-time home office stipend Annual professional development budget Quarterly well-being stipend Considerable paid parental leave Employee referral bonus program Other benefits (life/AD&D, disability, EAP, etc. - varies by country) 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.