Staff Software Engineer-Bug Burndown
- Hiring from
- Canada, United Kingdom
- Work type
- Remote
- Posted
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at Mozilla Corporation
Team: Firefox Locations: Remote Canada; Remote Germany; Remote UK
Responsibilities
Why Mozilla?
At Mozilla, we’re serving humanity—by maintaining a safe, open internet—while also helping the individual humans employed here to reach their personal and professional goals. With a relatively small team serving hundreds of millions of people, a culture of exploration, and a commitment to mentorship, opportunities abound to learn and grow at Mozilla.
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at Mozilla Corporation
Team: Firefox Locations: Remote Canada; Remote Germany; Remote UK
- Remote Canada; Remote Germany; Remote UK
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.
- Remote Canada; Remote Germany; Remote UK
Why Mozilla?
At Mozilla, we’re serving humanity—by maintaining a safe, open internet—while also helping the individual humans employed here to reach their personal and professional goals. With a relatively small team serving hundreds of millions of people, a culture of exploration, and a commitment to mentorship, opportunities abound to learn and grow at Mozilla.
Our values drive our actions
- Purpose is built into our work, with our mission driving every decision
- We challenge assumptions, the status quo, ourselves, and each other
- We are transparent: in our code, our business partnerships, and our everyday interactions
- We seek out people from diverse backgrounds and with perspectives different from our own
- We pair purpose with performance and put people ahead of profit
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Donate to the not-for-profit Mozilla Foundation.
Portions of this content are ©1998–2026 by individual mozilla.org contributors. Content available under a Creative Commons license.
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