Staff Firefox Performance Engineer
Quick answer
Mozilla is hiring a remote Senior Staff Firefox Performance Engineer (US-based) paying $163,000—$218,000 USD to work on making the fastest browser possible.
- Role
- Staff Firefox Performance Engineer
- Organization
- Mozilla
- Location
- Remote, United States
- Work setup
- Remote
- Level
- Senior
- Compensation
- $163,000—$218,000 USD
- Category
- Engineering & Technology
- Apply by
- 2026-12-31
The role
Mozilla is seeking a Firefox Performance Engineer to work on making the fastest browser possible. The role involves writing code, profiling performance bottlenecks, and educating other teams on performance best practices.
What you'll do
- Write code and tests
- Tackle performance problems
- Educate other teams on performance best practices
- Contribute to the Performance team's technical roadmap
- Own the performance of a significant area of the browser end to end
What it takes
- BS/MS in CS or CE
- Deep proficiency in C++
- Working proficiency in JavaScript
- Proven experience developing performance-critical software
- Proven skill in debugging and analyzing performance bottlenecks
- Experience collaborating with engineers on other teams
What you'll bring
How we treat you
Generous performance-based bonus plans, rich medical coverage, retirement contributions, wellness days, home office stipend, professional development budget, well-being stipend, parental leave, employee referral bonus program
Frequently asked questions
Where is the job located?
The job is remote, with a preference for US-based candidates.
What is the compensation?
The compensation range is $163,000—$218,000 USD.
What are the key qualifications?
Key qualifications include deep proficiency in C++, working proficiency in JavaScript, and proven experience developing performance-critical software.
How do I apply?
You can apply now on the Mozilla job posting page.
How to apply
Apply directly on Mozilla's site. We link straight through — no resume parsing, no profile to fill out.
This listing is aggregated from a third-party source and its summary may be auto-generated, so details can be inaccurate or out of date. ForGood is not the employer and is not liable for the content — please verify everything on Mozilla's official posting before applying.
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