Contract Staff Software Engineer – WebCompat & Bug Triage
- Company: Mozilla
- Location: Remote Canada
- Work mode: Remote
- Job type: Full-Time
- Posted: 2026-10-06
You will help reduce Firefox’s WebCompat bug backlog by finishing or verifying the diagnosis of the long tail of site-breakage bugs, and by writing interventions or simple fixes (often with AI assistance). You turn a large queue of reported breakages into diagnosed, actionable, or fixed bugs.
RESPONSIBILITIES
* Finish diagnosing, or verify the diagnosis of, long-tail WebCompat bugs.
* Write WebCompat interventions where appropriate.
* Write simple fixes (AI-assisted) and land them.
* Reproduce and triage incoming site-breakage reports.
REQUIRED QUALIFICATIONS
* Solid web development (HTML, CSS, JavaScript) and comfort debugging real-world site breakage.
* Fluent with browser devtools and cross-browser diagnosis.
* Comfortable using AI tooling to speed up diagnosis and fixes.
PREFERRED
* Gecko knowledge is a strong plus (but can be taught).
* Prior WebCompat or web-standards experience.