Senior Software Engineer

Responsibilities

• Lead backend development, building and maintaining server-side logic
• Take real ownership of services, including deployment, operation, and production health
• Work with CloudEng to maintain production environments using OpenTelemetry, Sentry, Prometheus, and Grafana
• Participate in on-call and off-hours support rotations to resolve production issues
• Partner with frontend and cross-functional teams on API design and data contracts
• Participate in code, security, and privacy reviews

Requirements

• 4+ years of software development experience with a focus on backend technologies
• Professional experience with Python, TypeScript/Node.js, or Rust
• Proficiency with PostgreSQL and SQL query optimization
• Hands-on DevOps experience with Google Cloud Platform (GCP) and Docker
• Experience with observability tools like Sentry and Grafana
• Proven track record of owning services end-to-end in production
• Experience mentoring junior engineers

Preferred Qualifications

• Experience with performance and load testing
• Experience with IaC tools such as Terraform and Kubernetes
• Open-source contributions or personal engineering projects
• Experience with Django

About the Company

Mozilla Corporation is a non-profit-backed technology company dedicated to making the internet better for people. We build pioneering brands like Firefox and focus on areas including AI, security, and privacy to ensure an open and free web.