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Mozilla

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Mozilla

Contract Staff Software Engineer-Bug Burndown

Mozilla seeks a Contract Staff Software Engineer for a Bug Burndown position focusing on the WebCompat bug backlog. This remote role involves addressing site-breakage bugs through…

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Role Snapshot

Hiring Now
Work arrangement
Remote
Where applicants may be
Applicants in Canada only
Salary
Not specified
Apply by
Not specified
Employment type
Full-time
Experience
Not specified
Added to Jobsiz4h agoEmployer posted Oct 20, 2026
Listing Views1
Applications0
Apply BeforeNo deadline

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About This Role

Mozilla seeks a Contract Staff Software Engineer for a Bug Burndown position focusing on the WebCompat bug backlog. This remote role involves addressing site-breakage bugs through diagnosis verification, interventions, and simple fixes utilizing AI assistance. The ideal candidate will transform an extensive queue of reported breakages into actionable and resolved items. Mozilla develops internet-related products and technologies, including the Firefox browser.

Job Description

Mozilla seeks a Contract Staff Software Engineer for a Bug Burndown position focusing on the WebCompat bug backlog. This remote role involves addressing site-breakage bugs through diagnosis verification, interventions, and simple fixes utilizing AI assistance. The ideal candidate will transform an extensive queue of reported breakages into actionable and resolved items. Mozilla develops internet-related products and technologies, including the Firefox browser.

Responsibilities

  • Complete or verify the diagnosis for long-tail WebCompat bugs
  • Develop appropriate WebCompat interventions
  • Create and land simple fixes using AI assistance
  • Reproduce and triage incoming reports regarding site breakage

Requirements

  • Solid web development proficiency in HTML, CSS, and JavaScript
  • Ability to debug real-world site breakage
  • Fluency with browser developer tools and cross-browser diagnosis
  • Comfort using AI tooling to accelerate diagnosis and bug fixes

Qualifications

  • Prior experience with Gecko knowledge
  • Previous background in WebCompat or web standards

Core Skills

Frequently Asked Questions

Answers are based only on the employer’s listing; where it doesn’t say, neither do we.

What is the remote status of this role?

The posting specifies that this is a remote position.

What is the employment type?

This position is a full-time contract role.

What are the core technical requirements for this position?

Candidates must have solid web development skills in HTML, CSS, and JavaScript, experience debugging real-world site breakage, fluency with browser developer tools, and comfort using AI tooling.

What is the salary for this position?

The source posting does not specify a salary.

Sample Interview Questions

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Posted by Mozilla

Source: Mozilla

View the original listing ↗

Posted by employer: Oct 20, 2026

Added to Jobsiz: Oct 20, 2026

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