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Software Engineer, Firefox Desktop Integrations

Mozilla

Remote · CanadaSalary not disclosedfull-timeMozilla Careers

A Software Engineer is an early-career individual contributor who is growing in their ability to take on more complex tasks. At Mozilla, this role involves working on engineering projects that typically span several weeks and require collaboration with peers.

Responsibilities

  • Build and maintain Firefox features that help people get more value from Firefox and keep coming back, from OS notifications to taskbar and startup integrations.
  • Implement product experiments with guidance from senior engineers, including feature flags, targeting, and telemetry, so we can measure what actually moves engagement.
  • Work on platform-specific challenges on Windows and/or macOS where Firefox interacts directly with the operating system.
  • Partner with product, design, and data science to understand the goal behind each feature and how its success will be measured.
  • Collaborate with your manager and teammates to define and scope tasks, with regular check-ins to share progress and ask for support when needed.
  • Participate in code reviews to grow your understanding and contribute to a high-quality codebase.
  • Help identify and fix bugs that improve the Firefox experience for our global user base.
  • Engage with a distributed team and contribute positively to our open and inclusive work environment.

Languages

    Work format
    Remote
    Seniority
    Mid
    Posted
    15 Oct 2026
    Last verified
    In the last 5 days

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