Ref #5465 • Engineering
Full-time
Staff Software Engineer-Bug Burndown
Salary / Terms
€60,000 - €80,000 / Year
Open Positions
1 Openings
Experience
Freshers / Experienced
Deadline
November 10, 2026
Job Description & Overview
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.
- 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.
- Gecko knowledge is a strong plus (but can be taught).
- Prior WebCompat or web-standards experience.
Skills & Requirements
Required Skills / Tags:
Firefox
Qualifications
Not specific
Visa / Work Permit Type
Company Sponsored
Contract & Benefits
Contract Terms
Standard Contract
Interview Mode
CV Selection / Online Interview