Senior Backend Engineer, Ecosystems
Build and operate backend services and integrations for Mozilla’s Ecosystem Services teams, owning systems from development through production operations. The role requires 4+ years of backend experience with Python, TypeScript/Node.js, or Rust, plus PostgreSQL, cloud infrastructure, observability, and on-call experience.
About the job
Responsibilities
- Lead backend development, building and maintaining server-side logic.
- Own services end to end, including deployment, operations, and production health.
- Maintain and improve production environments with monitoring and alerting.
- Participate in on-call and off-hours support rotations, triaging and resolving production issues.
- Handle releases, dependency updates, and incoming requests from customer support and stakeholders.
- Apply AI-assisted development tools thoughtfully while maintaining sound engineering judgment.
- Partner with frontend, platform, Cloud Engineering, product, UX, and design teams on project goals, API design, and data contracts.
- Participate in code reviews and security and privacy reviews.
- Mentor junior engineers and drive improvements in code quality, testing, and engineering processes.
Requirements
- 4+ years of software development experience focused on backend technologies.
- Strong professional experience with Python, TypeScript/Node.js, or Rust for backend services.
- Experience leading backend engineering projects.
- Proficiency with PostgreSQL and SQL query optimization.
- Experience with relational schema design and migrations using a query builder such as Knex.
- Hands-on DevOps experience with Google Cloud Platform and Docker-based build and deployment pipelines.
- Experience deploying, operating, and troubleshooting cloud services.
- Experience with observability and monitoring tools such as Sentry and Grafana.
- Experience operating services in production, including on-call or off-hours support.
- Ability to make sound technical decisions amid ambiguity and constraints.
Nice-to-haves
- Performance or load testing experience.
- Experience with Terraform and Kubernetes.
- Open-source contributions or personal engineering projects.
- Django experience.
Compensation and benefits
- ATS-listed salary range: 95,000–139,000 CAD annually.
- Performance-based bonus plans for eligible employees.
- Medical, dental, and vision coverage.
- Retirement contributions with immediate vesting.
- Country-specific holidays and birthday leave.
- Home office stipend.
- Professional development and well-being stipends.
- Paid parental leave.
- Employee referral bonus program.
- Life, AD&D, disability, and employee assistance benefits, varying by country.
Skills
Python, TypeScript, Node.js, Rust, Postgres, SQL, Knex, GCP, Docker, OpenTelemetry, Sentry, Prometheus, Grafana, Terraform, Kubernetes
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