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Remote · Technology

Contract Staff Software Engineer, WebCompat & Bug Triage

MozillaCanadaContractSalary not listed · Typical pay in CanadaPosted Oct 27, 2026

Mozilla has an opening for a Contract Staff Software Engineer, WebCompat & Bug Triage as a remote role open to applicants in Canada. It is listed as a contract, staff/principal-level position.

Written by Dev Global Jobs

DGJ summary of this job

Our own short read of this listing, built only from the facts it gives. The employer’s original text follows further down.

Mozilla has an opening for a Contract Staff Software Engineer, WebCompat & Bug Triage as a remote role open to applicants in Canada. It is listed as a contract, staff/principal-level position.

The advert names JavaScript as a skill for this role.

No salary is given in this listing, so check the official pay figures in the DGJ Insight section below where they exist.

Dev Global Jobs found this job on Jobicy on Oct 27, 2026.

Employer
Mozilla
Location
Remote (Canada)
Job type
Contract
Level (from the title)
staff/principal-level
Pay
Not stated by the employer
Found
Oct 27, 2026 on Jobicy
Employer text
122 words, about 1 min to read
Skills named in the advert
JavaScript
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DGJ Insight

Our own data about this role and place, from official statistics and our live job index.

Updated Nov 1, 2026
Pay benchmark
Average wage, Canada
CAD 85,588 average / year

Source: OECD Average annual wages, 2025

Job description

About the role

Full text from the employer, as published on Jobicy, arranged into sections. Nothing added or removed.

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.

01Responsibilities

  • 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.

02Required 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.

03Preferred

  • Gecko knowledge is a strong plus (but can be taught).
  • Prior WebCompat or web-standards experience.
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