# Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL) at Mozilla

> Remote · North America · Staff · Software engineering · open. Source: https://alderhq.app/jobs/greenhouse%3Amozilla%3A8220545 (read 2026-11-13).

## Facts (observed)

- Company: [Mozilla](https://alderhq.app/companies/mozilla)
- Location text: Remote Canada; Remote US
- Where it can be done from (inferred): Remote · North America (evidence: "Location: Remote Canada; Remote US")
- Posted: 2026-09-22 (52 days ago)
- First seen by alder: 2026-11-02 · last verified: 2026-11-12
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://job-boards.greenhouse.io/mozilla/jobs/8220545
- Skills listed (inferred): Rust, C++, Android

## Pay and sponsorship

- Posted pay: CAD 146k–CAD 186k per year (from the listing's pay field)
- Market band for similar posted roles (Canada, n 118): p25 CAD 165k, median CAD 190k, p75 CAD 209k

## Description (the employer's text)

### 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

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Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/greenhouse%3Amozilla%3A8220545 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.