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Senior Software Engineer

💼 Full-time🗓 2026-09-24 → 2026-09-27

Core

Build and own back-end systems and integrations for Mozilla's ecosystem services, ensuring reliability and health in production.

Role type

Senior Software Engineer (Backend)

Builds

Distributed back-end platforms powering Mozilla products like Firefox, including Privacy Services, AutoPush, and Remote Settings.

Domain

Internet infrastructure, cloud services, privacy, and security.

Required skills

Python, TypeScript/Node.js, Rust, PostgreSQL, SQL query optimization, Docker, Google Cloud Platform (GCP), observability tooling (Sentry, Grafana), OpenTelemetry, code review, security and privacy reviews.

Preferred skills

AI-assisted development tools, on-call rotation experience, release management.

Technologies

Python, TypeScript, Node.js, Rust, PostgreSQL, Knex, Docker, GCP, OpenTelemetry, Sentry, Prometheus, Grafana.

Responsibilities

Lead backend development and maintain server-side logic; take real ownership of services from deployment to production monitoring; collaborate with CloudEng to maintain production environments and monitoring; participate in on-call rotations to triage and resolve production issues; handle releases and dependency updates; partner with stakeholders to ensure backend systems and APIs meet needs; participate in code reviews and security/privacy reviews.

Seniority

Senior, hands-on IC

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