Contract Staff Software Engineer-Bug Burndown
Engineering
Software Engineering
Senior
Remote
full-time
- Location
- Remote · Germany
- Type
- full-time
- Level
- Senior
- Work mode
- remote
Summary
A contract Staff Software Engineer specializing in bug burndown for Firefox, focused on diagnosing and resolving WebCompat site-breakage bugs using browser devtools and AI-assisted workflows. The role operates remotely from Germany within the Mozilla Firefox ecosystem.
What you'll need to apply
14 fields to fill, 1 more than usual.
- Cover letter
- Optional
- Salary expectation
- Not asked
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.
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Contract Staff Software Engineer-Bug Burndown
Mozilla · Remote · Germany