155K–190K CAD / year
Staff Software Engineer, Web Application Services
FullstackRemote — Canada
Published on 2026-10-07
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About this role
Lead the architecture and technical direction of Thunderbird’s web-based services, including appointment calendar and secure file storage and transfer offerings. This staff-level individual contributor role combines hands-on engineering with cross-team technical leadership, mentorship, and work to grow users and subscribers.
About the company
Mozilla builds open-source products and technologies, including Firefox, that prioritize privacy, security, and an open internet.
The team
Web Services team
What you'll do
- Lead architecture for new Services products and improve systems as they evolve
- Write code and build prototypes across planning, testing, implementation, monitoring, and maintenance
- Set software patterns and recommend technology choices across Services products
- Build and evolve analytics and infrastructure to support data-informed decisions
- Provide technical and product direction across teams and collaborate with Mozilla and open-source contributors
- Mentor engineers and improve systems and processes for scalability and sustainability
What we're looking for
- 10+ years of web software development experience, including scalable systems and complex launches
- Expert JavaScript skills and proficiency in at least one additional language
- Experience with front-end frameworks, full-stack development, and/or API development
- Strong software development practices, including testing, code review, and documentation
- Experience as a technical lead solving complex problems and mentoring engineers
- Experience collaborating remotely across engineering, product, QA, and design
- Excellent written and verbal English communication skills
- Comfort working in open source and commitment to Mozilla values
Nice to have
- Product management or product-focused experience
Benefits
- 24 days of paid time off per year
- Nine wellbeing days and year-end company shutdown
- Paid parental leave and paid sick days
- Health, dental, vision, disability, and life insurance
- RRSP contributions
- Annual bonus program
- Remote work and professional development stipends