Contract Staff Software Engineer-FireFox Layout
$185.05k - $217.7k per yearFull-time
Mozilla
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 multithreaded codebase.
- Able to work independently and lead technically in a large, mature codebase.
Preferred
- Prior experience in web browser architecture and development.
- Prior Web standards experience.
- Mobile web development, profiling and debugging skills a plus .
- Proven experience in utilization of AI tools (Claude, ChatGPT, etc.) in the investigation, development, debugging, and/or testing of code is a plus.
Hiring Ranges:
Canada Tier 1 Locations
$185,045 - $217,700 CAD
Canada Tier 2 Locations
$131,400 - $154,600 CAD
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Contract Staff Software Engineer-FireFox Layout in Canada vacancy
$104k - $139k per year
...25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Now, with... ...design, build and distribute open-source software that enables people to enjoy the internet... ...on security initiatives: Partner with engineers across teams to identify, prioritize, and...SuggestedRemote jobLong term contractFull timeImmediate startHome office$165k - $210k per year
...About the Team: Our diverse Product & Engineering team values innovation, collaboration,... ...About the Role: We are seeking a Staff Software Engineer to lead the design, evolution,... ...deterministic safeguards Establish clear system contracts for correctness, traceability, and...SuggestedLong term contractFull timeInternshipLocal area- ...Sonatype is the software supply chain security company. We provide the world’s best... ...supply chains. We're looking for a Staff Software Engineer to help lead our Data Identity team... ...coordinate modeling, or upstream data contracts land on their desk. This is a high-...Contract workFull timeFlexible hours
$299.3k - $372.6k per year
...What The Role Is As a Staff Engineer at Babylist, you own some of our hardest domains and decide where they go. Millions of families depend on what we build. Agents write most of the code now. So the hard part is yours: what to build, how it should work and whether what...SuggestedRemote jobFull timeWeekend work$145.8k - $186.17k per year
...The role You will take on the ongoing maintenance and engineering work in Firefox’s Graphics area (rendering, compositing, images, canvas, WebGL). You help keep the graphics code healthy. Responsibilities Own day-to-day Graphics maintenance: bug fixes, regressions...Contract workOngoing contractFull time$150k - $189k per year
...best practices, and drive technical excellence. Solve complex engineering challenges using tools like Python, Go, Kubernetes, Docker,... ...record in leading back-end or full-stack projects in a Senior or Staff capacity, providing technical leadership and promoting best practices...Permanent employmentFull timeWork at officeFlexible hours$164k - $205k per year
...navigate the future with curiosity, resilience, and a love of learning. The Role Outschool is looking for a full-stack Staff Software Engineer to help develop an exciting new ambitious product platform with an agentic-first development approach. The platform will help...Full timeWork at officeLocal areaRemote workHome officeFlexible hours- ...hardened, secure, and production-ready builds of all the open source software engineers and AI agents rely on, Chainguard helps organizations build... ...VC, Redpoint Ventures, Sequoia Capital, and Spark Capital. Staff Software Engineer (Repositories) The role If you’re...Full timeLocal areaRemote workFlexible hours
- ...all over the world interact with businesses every day. Come build that future at Cresta. About the Role We're seeking a Staff Software Engineer to lead the design and evolution of our backend systems that power Cresta's AI platform. You'll architect scalable, distributed...Full timeInternshipWork at officeLocal areaRemote workWork from homeHome office
$181k - $241k per year
...friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Ledger Engineering team enables rapid financial product innovation by providing an audit-grade ledger platform that ties ambitious company growth to a...Remote jobFull timeWork at officeFlexible hours- ...growing group of committed researchers, engineers, policy experts, and business leaders working... ...Minimum qualifications Significant software engineering experience, particularly with... ...hybrid policy: Currently, we expect all staff to be in one of our offices at least 25%...Long term contractFull timeWork at officeWorldwideVisa sponsorshipFlexible hours
- ...insights. The team works closely with product managers, backend engineers, web engineers, data scientists, analysts, business teams, and... ...data, understand performance, and optimize campaigns. As a Staff Software Engineer I on Data Delivery, you will lead complex technical...Long term contractFull timeLocal areaRemote workWork from homeHome office
- ...millions of Canadians trust with their financial lives. Data & Engineering at Wealthsimple spans everything from the client-facing apps... ...t yet exist at Wealthsimple — and it’s a meaningful one. As a Staff Software Developer on Production Engineering, you’ll bring senior technical...Long term contractFull timeImmediate start
$181k - $241k per year
...and pay later without any hidden fees or compounding interest. Engineering owns cost visibility and optimization across Affirm's cloud and... ...too!), so accountability never gets diffuse. As a Staff Cost Engineer, you'll operate at the intersection of finance, infrastructure...Remote jobFull timeWork at officeFlexible hours- ...Observability Platform team exists to make production legible to every engineer and AI agent at Wealthsimple, on their first day and every day... ...production through fast, high-cardinality data. As the Staff Software Engineer on this team, you are the deepest technical builder...Long term contractFull time
$181k - $241k per year
...hidden fees or compounding interest. We are seeking a seasoned Staff Engineer to help drive our Continuous Integration (CI) team. This role... ..., enabling engineers across the company to ship high-quality software quickly and confidently. The Staff Engineer will help drive...Long term contractFull timeTemporary workWork at officeRemote workFlexible hours- ...About the role We’re looking for a Staff SDET to join our team. This is a broad, high... ...company-wide subject matter expert for quality engineering, with a primary mandate to define, drive,... ...Contribute to coding standards and software engineering best practices, improving the...Full timeRemote workFlexible hours
$271k - $286k per year
...-time fraud detection and advertiser measurement. As Senior Staff Software Engineer on the Data Infrastructure team, you will set the technical... ...million dollar infrastructure budgets and negotiating vendor contracts. Deep knowledge of SQL and strong proficiency in Python or...Long term contractPermanent employmentFull timeWork at officeRemote workWork from homeFlexible hours- ...s best for our customers. Cohere is a team of researchers, engineers, designers, and more, who are passionate about their craft. Each... ...you are compensated for your on-call schedule. As a Staff Software Engineer, you will: Build and scale ML-optimized HPC infrastructure...Full timeWork at officeRemote workFlexible hours
$164.45k - $226.55k per year
...team: we build the identity and access infrastructure that other engineering teams build on top of, rather than shipping user-facing features... ...by teams across the company. About the Role: This is a Staff Engineer role on the team that manages identity and access for AlphaSense...Remote jobLong term contractFull timeInternshipLocal area$120k - $140k per year
...networking leader, learn why there is no better time to join the Extreme team. Position details Title of position: Staff Software Systems Engineer Position type: Full time Location: Thornhill, Toronto, Canada Position reports to: Senior Manager of...Full timeLocal areaWork from homeFlexible hours- ...insights. The team works closely with product managers, backend engineers, web engineers, data scientists, analysts, business teams, and... ...performance, and optimize campaigns. As a Senior Staff Software Engineer on Data Delivery, you will help shape the long-term technical...Long term contractFull timeLocal areaRemote workWork from homeHome office
$204.9k - $277.2k per year
...to share, access, and collaborate on their files seamlessly. Staff Engineers are pivotal in shaping our mission of building a more enlightened... ...experience Minimum of 12 years of experience as a software engineer Must have worked in a consumer user-facing team...Long term contractFull time$128k - $171k per year
...years. We make pioneering brands like Firefox, the privacy-minded web browser. Now,... ...design, build, and distribute open-source software that enables people to enjoy the... ...terms. About this team and role: A Staff Operations Engineer leads the design, reliability, and evolution...Remote jobLong term contractFull timeWork at officeImmediate startWorldwideHome office- ...orchestrate high-impact campaigns across programmatic advertising and marketing channels. About the Team: We’re looking for a Staff Software Engineer I/II to join our Data Ingestion Team, which builds and operates the critical infrastructure that serves as the “front door”...Full timeLocal areaRemote workWork from homeHome office
- ...Science, and other teams. We also own the non-programmatic workflow engine and user segment builder. Our systems are built in... ...modern tools and databases. It’s important to note that we are a software services team, not a data engineering team. Watch our talk...Full timeLocal areaRemote workWork from homeHome office
$230k - $280k per year
...Description This is a full stack engineering role focused on building and evolving Seeq's... ...the ability to deliver polished, reliable software at every layer. What You Will Do You... ...systems over a period of years: 6+ years for Staff, 10+ years for Principal Demonstrate a...Full timeImmediate startRemote workHome office$139.2k - $174k per year
...meaningful, and genuinely unsolved, this is it. The Role As a Staff Engineer on this team, you will be a technical leader and hands-on... ...Experience & Technical Depth ~10+ years of overall software engineering experience, with a strong track record of ownership...Long term contractFull timeWork at officeLocal areaRemote workWorldwide- ...indexing and query execution engine that powers Search and Vector... ...engineering teams across the globe contract with one another, reducing... ...track record of operating at Staff or Principal scope: defining technical... ..., and disrupt industries with software. MongoDB’s unified database...Contract workFull timeWorldwide
- ...Plus10 is a technical recruitment agency with a focus on Engineering and Product professionals that build web applications using a... ...working hand-in-hand with the following client to help find Staff Software Engineers in Mobile App User Acquisition . The client is...Remote jobFull timeWork from homeHome office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Contract Staff Software Engineer-FireFox Layout. Be the first to apply!
Related searches
- contract devops engineer Canada
- contract process engineer Canada
- spécialiste assurance qualité logiciel Canada
- software support Canada
- software asset management analyst Canada
- software qa Canada
- software Canada
- software implementation project manager Canada
- junior software developer .net Canada
- software intern Canada