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

Devconnectplatform; Canada; Hybrid; CAD 131,000 - 186,000; Full time

Job summary

Mozilla is seeking a Contract Staff Software Engineer to maintain and develop Firefox Graphics (rendering, compositing, images, canvas, WebGL). You will work across Windows, macOS, Linux, and Android to keep graphics code healthy and performant.

The role emphasizes debugging and optimization in a multithreaded codebase, ownership of day-to-day graphics maintenance, code review, and leadership in a large, mature codebase. This is a remote Canada-based contract position.

Qualifications

• Strong C++ and/or Rust expertise for graphics work.
• Knowledge of graphics frameworks and GPU architecture.
• Experience debugging, profiling, and optimizing in multithreaded codebases.

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 team can focus on performance.

Skills

C++

Rust

Graphics frameworks

GPU architecture

WebGL

Job description

# Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL)Mozilla131k–186k CADContractremote· leadCanadarustwebgllinuxandroidListed via Jobicy · posted 6 Oct 2026. The application happens there, not on DevConnect.Apply on Jobicy## DescriptionThe roleYou 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 doneA 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 CADCanada Tier 2 Locations$131,400—$154,600 CAD