Senior Software Engineer

Mozilla
United States
Workplace: RemoteFull timeFunction: Software EngineeringExperience: 4+ yearsSkills: ["Ownership mindset","Engineering judgment","Reliability focus","Code quality","Mentoring"]

Build and own back-end services and integrations for Mozilla’s Ecosystem Services. Lead server-side development from code to production operation, including reliability, monitoring, and on-call support. Collaborate with CloudEng, product managers, and frontend/UX partners to evolve cloud infrastructure, improve APIs and data contracts, run code reviews, and participate in security and privacy reviews.

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FursaFursa
Mozilla
Mozilla
21 hours ago

Senior Software Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 8 hours agoStatus: Live
Reposted: similar role first listed 5 months ago

Job Summary

Build and own back-end services and integrations for Mozilla’s Ecosystem Services. Lead server-side development from code to production operation, including reliability, monitoring, and on-call support. Collaborate with CloudEng, product managers, and frontend/UX partners to evolve cloud infrastructure, improve APIs and data contracts, run code reviews, and participate in security and privacy reviews.
Location: United States
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Lead backend development by building and maintaining server-side logic.
  • •Own services end to end by deploying, operating, and keeping them healthy in production.
  • •Collaborate with CloudEng to maintain and improve production environments using monitoring and alerting tools such as OpenTelemetry, Sentry, Prometheus, and Grafana.
  • •Participate in on-call/off-hours support by triaging and resolving production issues and partnering with CloudEng and support teams during incidents.
  • •Contribute to API design and collaborate with stakeholders to ensure backend systems, APIs, and data contracts meet needs.

Pay and Benefits

Perks:Health InsuranceDentalVisionHome OfficeLearning BudgetPaid Parental

Key Requirements

  • •4+ years of software development focused on backend technologies.
  • •Strong backend experience with Python, TypeScript/Node.js, or Rust, including leading backend engineering projects.
  • •Proficiency with PostgreSQL and SQL query optimization, including schema design and migrations using Knex.
  • •Hands-on DevOps experience on Google Cloud Platform (GCP) with Docker-based build/deploy pipelines.
  • •Hands-on observability and monitoring experience with tools such as Sentry and Grafana.
Experience:4+ yearsOpen source
Skills:Ownership mindsetEngineering judgmentReliability focusCode qualityMentoring
Languages:English
Tech Stack:PythonTypeScriptNode.jsRustPostgreSQLSQLKnexGoogle Cloud PlatformGCPDockerOpenTelemetrySentryPrometheusGrafanaTerraformKubernetesDjango

Company Brief

Mozilla
Mozilla is a mission-driven organization that builds open-source internet products (notably the Firefox browser) and advocates for an open, private, and secure web through software, research, and community programs.
Industry: Enterprise Software
Company Size: Large (251 to 1,000 employees)
Growth: Nonprofit & NGO
Headquarters: San Francisco, United States
Founded: 1998
Glassdoor
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