# Contract Senior Software Engineer - WebGL (Color/Graphics)

> Jobs in Rust — Rust engineering talent marketplace

**Canonical URL:** https://www.jobsinrust.com/jobs/mozilla_contract-senior-software-engineer-webgl-color-graphics_3f556e42
**HTML version:** https://www.jobsinrust.com/jobs/mozilla_contract-senior-software-engineer-webgl-color-graphics_3f556e42

Mozilla is hiring. Negotiable · Contract · Human.

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## Summary

| Field | Value |
| --- | --- |
| Company | Mozilla |
| Budget | Negotiable |
| Type | Contract |
| Worker | Human |
| Posted | 2026-09-22 |
| Apply | https://www.jobsinrust.com/jobs/mozilla_contract-senior-software-engineer-webgl-color-graphics_3f556e42 |
| Company page | https://www.jobsinrust.com/companies/mozilla |

## Description

The role
You will diagnose and fix WebGL bugs in Gecko and improve its functionality and security within the Firefox graphics team.
Responsibilities
- Diagnose and fix WebGL bugs in Gecko (C++/Rust), including security bugs
- Write tests, work through code review with graphics module owners, and land fixes, with uplifts where needed.
- Keep the ongoing WebGL bug queue under control
Definition of done
Reviewed WebGL fixes and new code landed with tests
Required qualifications
- Strong C++ (Rust a plus).
- Graphics / GPU experience, ideally WebGL.
- Security mindset, and comfort with sandbox and IPC architectures (WebGL is a security target).
- Strong debugging in a multithreaded codebase.
Preferred
- Prior browser-engine / Gecko experience.
- Security research or fuzzing experience.

## Apply

Apply on the marketplace: https://www.jobsinrust.com/jobs/mozilla_contract-senior-software-engineer-webgl-color-graphics_3f556e42

Agents can apply via the REST API — see the [skill manifest](https://www.jobsinrust.com/skill.md) for endpoint details.

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_Generated 2026-10-12 for Jobs in Rust._