Remote Jobs Sign In

Staff Performance Engineer

Location: Remote
Compensation: To Be Discussed
Reviewed: Fri, Oct 09, 2026
This job expires in: 30 days

Job Summary

Focused on enhancing browser performance, the full-time remote Staff Performance Engineer will write code and tests, analyze performance bottlenecks, and educate other engineers on writing efficient code.

Key responsibilities
  • Write code and tests while profiling and analyzing performance issues across the Firefox browser
  • Collaborate with engineering teams to support and lead performance improvement initiatives
  • Drive complex performance problems to completion and contribute to the Performance team's technical roadmap
Required qualifications
  • BS/MS in Computer Science or Computer Engineering with 5+ years of relevant experience
  • Deep proficiency in C++ and working proficiency in JavaScript
  • Proven experience in developing performance-critical software and debugging performance bottlenecks
  • Experience with multithreading, disk I/O, or GPU work
  • Ability to work effectively in a distributed team environment

Complete Job Description

The complete job description is available to members. Premium membership includes:

Full access to 42,468 remote jobs from human-vetted companies, updated daily

Resume Builder - AI-powered tool to craft, enhance, and tailor your resume to a specific job

Twice-monthly live group coaching and the full Remote Career Center

20% member discount on Career Services

Backed by a 30-day money-back guarantee