Staff Software Engineer, Web Application Services

mozilla corporation

💼 Full-time🗓 2026-09-27 → 2026-09-29

Core

Architect and build scalable web-based products (calendar, secure file storage) extending Thunderbird's ecosystem.

Role type

Staff Software Engineer (Web Services)

Builds

Web applications and services for Thunderbird users

Domain

Open-source email and productivity tools

Required skills

JavaScript, Python/Rust/Go/C++, full-stack development, API development, system architecture, technical mentorship, remote collaboration

Preferred skills

AI-enabled tools, open-source environment experience, business landscape understanding

Technologies

JavaScript, Python, Rust, Go, C++

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About mozilla corporation

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser, and Pocket, a service for keeping up with the best content online. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our foc