All vacancies
Senior Software Engineer, Add-Ons
Mozilla
Remote · worldwide not confirmedSalary not disclosedfull-timeNewVerified recentlyHimalayas
To learn the Hiring Ranges for this position, please select your location from the Apply Now dropdown menu. To learn more about our Hiring Range System, please click this link.
Responsibilities
- Deliver major features and architectural improvements across the Add-ons stack, including automated moderation pipelines, Reviewer tools, and DevHub.
- Create robust observability systems and data-backed insights.
- Provide peer feedback, share knowledge and help others grow.
- Improve platform reliability through deployments, monitoring, and incident response.
- Help keep the platform safe and trustworthy, with attention to security and user trust.
- Step in to resolve issues impacting users and developers, from small bugs to larger incidents.
- Collaborate with designers, product managers, QA, and community contributors to deliver end-to-end improvements.
- Contribute in the open through pull requests, code reviews, and discussions.
- Full stack development: React/TypeScript frontends, Django backend, MySQL datastore.
- Platform reliability: deployments, monitoring, and incident response on Google Cloud.
Languages
- Work format
- Remote
- Seniority
- Senior
- Posted
- 2 Oct 2026 (2 days ago)
- Last verified
- 4 Oct 2026
- Apply by
- 1 Dec 2026