Senior Software Engineer, WebExtensions

Added
11 days ago
Type
Full time
Salary
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Related skills

open source javascript css html api design

πŸ“‹ Description

  • Implement and maintain WebExtensions APIs and addons UI in Firefox.
  • Debug and fix issues affecting extensions in Firefox.
  • Collaborate with PMs, QA, and AMO to deliver features end-to-end.
  • Contribute to Mozilla-owned extensions and system add-ons.
  • Participate in open source workflows: code reviews, PRs, Bugzilla/GitHub.
  • Support extension developers by diagnosing issues and improving tooling/documentation.

🎯 Requirements

  • 4+ years of professional software development.
  • Strong proficiency in JavaScript, DOM APIs, HTML, and CSS.
  • Familiarity with modern browser architecture and debugging tools.
  • Experience with API design and integration.
  • Ability to navigate and learn from large codebases.
  • Strong communication skills and collaboration in distributed teams.

🎁 Benefits

  • Generous performance-based bonus plans.
  • Medical, dental, and vision coverage.
  • 100% immediate vesting retirement contributions.
  • Home office stipend.
  • Annual professional development budget.
  • Paid parental leave.
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