UdemyVerified partner
Partner course provider
A marketplace of instructor-created courses across technology, business and creative skills.
covers javascript
Contract Staff Software Engineer-Bug Burndown
Mozilla•United Kingdom•🌍 Remote
ContractSenior
👁️ 0 views•📝 0 applications•Posted 10/22/2026•Expires 12/21/2026
Get alerts for roles like this
More Contract Staff Software Engineer-Bug Burndown roles in United Kingdom — straight to your inbox. No account needed.
Applying to this role? Tailor your résumé to this job description in one click, then download it free — just a small ResumeKart footer, no subscription.
Job Description
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. Originally posted on Himalayas
Required Skills
HTMLCSSJavaScriptbrowser devtoolsAI toolingGeckoWebCompatweb-standards
Partner picks for Contract Staff Software Engineer-Bug Burndown in United Kingdom
Matched to the skills this page calls for and the candidate's location.
- Partner competition
Hackathon platform used by student and community hackathons across India.
covers javascriptBengaluruVisit partner → - edXVerified partnerPartner course provider
Courses and programmes from universities and institutions worldwide.
Partners are ResumeKart affiliates or institutes it works with; ResumeKart may earn a commission when a candidate enrols. Placement is decided by relevance, not payment. How ResumeKart earns
Prepare to Win This Role
Everything you need to ace the interview and negotiate top-of-band compensation.