Senior Staff Performance Engineer
Hover or tap a row for full statistics (EUR / month on this chart).
Salary analysis
Compared with the selected benchmark ("Company in Remote Canada"), this listing's salary midpoint is about 75% higher. The offer sits above the benchmark range (€3,550–€14,765). The listed pay band (€13,750–€18,333) is tighter than the benchmark, which suggests lower salary variability. This benchmark is based on 7 comparable listings.
| Market | Lower bound (25th percentile) | Median | Upper bound (75th percentile) |
|---|---|---|---|
| All roles in Remote Canada | €3,550/per month | €5,625/per month | €14,765/per month |
| Company in Remote Canada | €3,550/per month | €5,625/per month | €14,765/per month |
Senior Staff Performance Engineer, Firefox at Mozilla Corporation. Team: Firefox. Locations: Remote Canada. What you'll do: Write code and tests, build prototypes, profile and analyze performance bottlenecks across multiple platforms. Use C++, JavaScript, Kotlin, Rust, Python; focus on C++/JS. Educate others through reviews, talks, tooling, and documentation. Lead performance efforts and set priorities. What you’ll bring: BS/MS in CS or CE and 7+ years of experience; strong C++/JS; profiling tools experience; distributed-team communication. Benefits: bonus plans, healthcare, retirement, wellness, home office stipend, development budget, parental leave, etc.
Job Details
Benefits & Perks
Recruitment Process
- 1Apply
- 2Screening
- 3Interview
- 4Offer
| Location | Active listings |
|---|---|
| Remote - Global | 60 |
| Remote Finland | 50 |
| Remote Germany | 48 |
| Remote Netherlands | 47 |
| Remote UK | 46 |
| Remote Belgium | 45 |
| Remote France | 45 |
| Remote Spain | 44 |
| Remote Sweden | 42 |
| Remote Poland | 35 |
| Remote Canada | 33 |
| Remote US | 19 |
| Remote - Finland | 8 |
| Remote - Netherlands | 8 |
| Remote - France | 8 |
| Remote - Sweden | 8 |
| Remote - Spain | 8 |
| Remote - Belgium | 8 |
| Remote - Germany | 8 |
| Remote - Canada | 7 |
| Remote - UK | 7 |
| Remote Denmark | 6 |
| Remote - Poland | 6 |
| Remote Australia | 5 |
| Remote New Zealand | 5 |
| Remote - US | 2 |
| Role type | Active listings |
|---|---|
| Software Engineer | 64 |
| Senior Software Engineer | 4 |
| Product Manager | 4 |
| Machine Learning Engineer | 4 |
| Executive Assistant | 3 |
| Security Engineer | 3 |
| Frontend Engineer | 2 |
| Program Manager | 2 |
| Localization Technical Program Manager | 2 |
| Site Reliability Engineer | 2 |
| Solutions Engineer | 2 |
| Grassroots Engagement Director | 1 |
| Business Development Manager | 1 |
| Privacy Counsel | 1 |
| Software Test Engineering | 1 |
| iOS Engineer | 1 |
| AI & Agentic Systems Engineer | 1 |
| Marketing Data Scientist | 1 |
| Head of Global and Strategic Intelligence | 1 |
| Quantitative User Researcher | 1 |
| Operations Engineer | 1 |
| Strategic Finance and Investment Strategy | 1 |
| Application Engineer | 1 |
| Data Scientist | 1 |
| Marketing Specialist | 1 |
| Product Director | 1 |
| Social Media & Content Strategist | 1 |
| Web Apps Manager | 1 |
| Senior Engineering Manager | 1 |
| Fundraising Strategist | 1 |
| Integrated Marketing Consultant | 1 |
| Engineer | 1 |
| Security Student Worker | 1 |
| Creative Producer | 1 |
| Strategic Account Executive | 1 |
| Test Engineering Manager | 1 |
| Public Policy & Government Relations Manager | 1 |
| Role level | Active listings |
|---|---|
| Mid-Level | 64 |
| Senior | 15 |
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