116K–183K USD / year
Senior Software Engineer, APZ (Asynchronous Pan & Zoom)
OtherRemote — United States
Published on 2026-10-17
These details were extracted automatically from the original listing. They may not be complete or fully up to date — it's worth checking the original job post.
About this role
Develop and improve Firefox’s Asynchronous Pan and Zoom technology and related browser layout and rendering features. The role focuses on fast, lightweight, maintainable, standards-compliant code that makes browsing responsive across multiple platforms.
About the company
Mozilla builds open-source products and technologies, including Firefox, that prioritize privacy, security, and an open internet.
The team
Firefox Platform Layout/APZ team
Stack
C/C++RustGeckoCSS
What you'll do
- Develop layout, graphics, and interaction techniques to improve Firefox rendering quality and performance
- Identify, debug, and resolve issues, including investigating root causes
- Write performant, maintainable, standards-compliant open-source code
- Participate in code reviews, team meetings, and long-term planning
What we're looking for
- Bachelor’s degree in Computer Science or a related field, or equivalent experience
- Experience developing applications in C/C++ and/or Rust
- Strong debugging and optimization skills in multithreaded environments
- Experience with memory and performance optimization tools
- Track record of completing projects spanning several months
- Excellent written and verbal communication skills
- Ability to quickly learn and work effectively in a large codebase
Nice to have
- Contributions to open-source projects
- Web browser development experience
Benefits
- Performance-based bonus plan
- Medical, dental, and vision coverage
- Retirement contributions with immediate vesting
- Quarterly company wellness days
- Country-specific holidays and a birthday day off
- One-time home office stipend
- Annual professional development budget
- Quarterly well-being stipend