Mozilla
Rising
We’re working to put control of the internet back in the hands of the people using it.
- Open roles
- 192
- New role every
- ~0.6 days
- Posting trend
- 6.2× vs prior 90d
Company signals
Score: 85
Posting cadence (90d/prior)
11.2x
Wikipedia
Yes
Repost rate (90d)
3%
GitHub org
Yes
Stale listings
7%
New cities (90d)
9
HN mentions (90d)
333
Buzzword-heavy listings
21%
Job facts
- Location
- Remote · Canada
- Workplace
- Remote
- Department
- Firefox
- Posted
- Sep 22, 2026
Last verified live 4 days, 18 hours ago · checked directly on the company's Greenhouse
Applications powered by
Greenhouse
More roles at Mozilla
- Staff Site Reliability Engineer, Tools & Systems · Remote UK
- Staff Site Reliability Engineer, Tools & Systems · Remote Germany
- Staff Site Reliability Engineer, Tools & Systems · Remote France
- Staff Site Reliability Engineer, Tools & Systems · Remote Sweden
- Staff Site Reliability Engineer, Tools & Systems · Remote Netherlands
- Staff Site Reliability Engineer, Tools & Systems · Remote Spain
Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL)
at Mozilla
The role
You will take on the ongoing maintenance and engineering work in Firefox’s Graphics area (rendering, compositing, images, canvas, WebGL). You help keep the graphics code healthy.
Responsibilities
- Own day-to- day Graphics maintenance: bug fixes, regressions, test upkeep, incoming issues.
- Diagnose and fix graphics problems across platforms (Windows, macOS, Linux, Android).
- Carry code review and routine upkeep so the FTE engineers can focus on performance.
Definition of done
A healthy Graphics area, backlog and regressions kept down, with the team’s senior engineers freed to focus on performance.
Required qualifications
- Strong C++ and/or Rust.
- Knowledge of graphics frameworks and GPU architecture.
- Strong debugging and optimization in a multithreaded codebase.
- Able to work independently and lead technically in a large, mature codebase.
Preferred
- Shader languages; mobile/Android; open-source collaboration.
Hiring Ranges:
Canada Tier 1 Locations
$145,800—$186,172
CAD
Canada Tier 2
Locations
$131,400—$154,600 CAD