Contract Staff Software Engineer-Bug Burndown
Mozilla · Remote · Canada, Germany, France +1 only
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First recorded by Psst: 21 October 2026. Sign in with Google to continue to the employer. A free account is enough.
The 20-second read
- Experience
- Senior
- Where you can live
- Canada, Germany, France +1 only
- Skills and tools
- javascript
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Job details
- Where you can work
- Canada, Germany, France, Denmark
- Employment type
- Not stated by the employer
- Advertised pay
- Not stated by the employer
- Experience
- Senior
- Employer publication date
- 20 October 2026
- First recorded by Psst
- 21 October 2026
- Last checked at the source
- 31 October 2026
About the job
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.
- Reposted
- No pay listed
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