M
Canada· Remote
C$110K – C$199.9K/yr · Jobiba est.Estimated from 125 similar postings (high confidence) — not stated by the employer.
● Strong current hiring demand for this role
JavaScriptAI
M
Role overview
Job description
You will take on the ongoing maintenance and routine engineering work in Firefox’s Layout area (CSS, page layout, APZ, text, images). Working independently at a tech-lead level, you keep the Layout code healthy. Responsibilities Own day-to-day Layout maintenance: fix bugs and regressions, keep tests green, handle incoming issues. Diagnose and fix Layout problems across platforms (Windows, macOS, Linux, Android). Carry code review and routine upkeep so the FTE engineers can focus on other mission critical projects. . Join planning and standards / web-compat meetings as needed. Definition of done A healthy Layout area, backlog and regressions kept down, with the team’s senior engineers freed to focus on critical Performance and Security issues. Required qualifications Strong C++ (JavaScript and/or Rust a plus). Solid CSS and page-layout knowledge. Strong debugging and optimization in a mul
…About this listing
- Source: Mozilla's official careers site (via Greenhouse) · last confirmed on the source 29 Oct 2026
- Posted 22 Sept 2026
Jobiba does not charge job seekers. Never pay to apply or share OTPs, card or bank details.
Role market pulse
How Software Engineer demand looks in Canada
Live jobs
281
Posted 30d
106
30d movement
+8.2%
Remote share
30.2%
Salary listed
75.8%
Salary trend 1Y
Not enough history
What they are looking for
Skills & requirements
Department · Firefox
Hiring company
Mozilla
Technology
The independent browser that has your back. Firefox blocks trackers, has a free built-in VPN, puts you in control of AI, and never sells your personal data.
Related opportunities
Similar active roles
Relevant, currently active roles for this market.
M
Canada· Remote
C$145.8K – C$186.2K/yr
● Strong current hiring demand for this role
V
Toronto, Ontario, Canada· Full-time· Remote
C$110K – C$199.9K/yr · Jobiba est.Estimated from 125 similar postings (high confidence) — not stated by the employer.
● Strong current hiring demand for this role
TypeScriptMongoDBRedisAWS
DC
Vancouver, British Columbia, Canada
C$151K – C$189K/yr
● Strong current hiring demand for this role
PythonAWSMachine LearningAI
K
Project Management
DC
Vancouver, British Columbia, Canada· Full-time
C$90K – C$107K/yr
● Strong current hiring demand for this role
TypeScriptNode.jsSQLAWS
🔔 Get job alerts
New Software Engineer-FireFox Layout jobs in Canada, straight to your inbox.
No spam · Unsubscribe anytime