Full-time

Staff Software Engineer, Add-ons Platform & Operations

Posted by Mozilla • Toronto, ON, Canada

📍 Toronto, ON 🕒 March 01, 2026

About the Role

A leading nonprofit technology company in Toronto is seeking a Staff Software Engineer to enhance the operations of the Firefox add-ons ecosystem. You will focus on crafting resilient systems, mentoring junior engineers, and collaborating with teams to deliver a seamless experience for add-on developers. The ideal candidate should have strong backend development experience and an understanding of web security principles. Competitive compensation and generous benefits are offered.
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