About the role

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

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Mid

Technology & IT Contract Staff Software Engineer Performance Mid level

Likely questions

Tell us about work you have done that is close to the Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL) role.
How would you approach your first 30 days at Mozilla?
Which of Contract, Staff and Software have you used recently, and what did it help you achieve?
Describe a time you solved a problem without waiting to be told exactly what to do.
How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

A recent example that proves your experience with Contract, Staff and Software.
One short story with a problem, your action, and the result.
Two examples that show the strengths listed on your CV.
A clear reason why this role and company interest you.
Your availability, preferred work style, and salary expectations.

Ask them

What would success look like in the first 90 days?
What are the main problems this hire should help solve?
How does the team give feedback and measure good work?
What does a normal working week look like for this role?

Practice line

I am interested in the Contract Staff Software Engineer - Performance Graphics (C++,Rust, WebGL) role because I can bring practical experience in Contract, Staff and Software, learn the team quickly, and contribute to the outcomes Mozilla needs from this hire.

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

About the role

Walk in with sharper answers.

Likely questions

Prepare before the call

Ask them

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