Job
Remote
Contract Staff Software Engineer-Bug Burndown
Mozilla · Germany
At a glance
- Type
- Job
- Organisation
- Mozilla
- Location
- Germany
- Work mode
- Remote
- Deadline
- Rolling / not stated
- Posted
- 21 Oct 2026
About this job
<p>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.</p>
<h3><strong>Responsibilities</strong></h3>
<ul>
<li>Finish diagnosing, or verify the diagnosis of, long-tail WebCompat bugs.</li>
<li>Write WebCompat interventions where appropriate.</li>
<li>Write simple fixes (AI-assisted) and land them.</li>
<li>Reproduce and triage incoming site-breakage reports.</li>
</ul>
<h3><strong>Required qualifications</strong></h3>
<ul>
<li>Solid web development (HTML, CSS, JavaScript) and comfort debugging real-world site breakage.</li>
<li>Fluent with browser devtools and cross-browser diagnosis.</li>
<li>Comfortable using AI tooling to speed up diagnosis and fixes.</li>
</ul>
<h3><strong>Preferred</strong></h3>
<ul>
<li>Gecko knowledge is a strong plus (but can be taught).</li>
<li>Prior WebCompat or web-standards experience.</li>
</ul>
How to apply
- 1 Read the full details above and confirm you meet the eligibility criteria.
- 2 Prepare your documents — an updated CV, and any cover letter, proposal or certificates required.
- 3 Click Apply on official site to complete your application on Mozilla’s official page.
- 4 Submit as early as possible — many close once filled.
Sourced from jobicy. Always verify details on the official website. Opportunihub never charges you to apply.
Frequently asked questions
How do I apply for Contract Staff Software Engineer-Bug Burndown?
Review the full details and eligibility on this page, prepare your documents, then use the “Apply on official site” button to complete your application on Mozilla’s official page.
Is this opportunity remote or location-based?
This opportunity is remote-friendly and open to applicants who can work from anywhere.
Is Contract Staff Software Engineer-Bug Burndown free to apply for?
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