This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Software Engineer, Firefox Desktop Integrations based in Canada. Join a mission-driven technology team working to make the internet more open, accessible, and user-focused. In this early-career engineering role, you will contribute to improving Firefox's desktop experience across major operating systems, particularly Windows and macOS. You will help develop and maintain installation, update, and operating system integration features that make the browser reliable, secure, and easy to use. Working alongside experienced engineers in a geographically distributed team, you will gain hands-on experience with systems-level programming and platform-specific technologies. You will participate in code reviews, troubleshoot technical issues, and contribute to software used by millions of people worldwide. The environment encourages open collaboration, continuous learning, thoughtful communication, and steady technical growth. This is an opportunity to strengthen your engineering skills while contributing to a meaningful project that puts users and the public interest first.