Postgres Engineer
Senior Postgres Engineer builds and maintains PostgreSQL extensions in C and Rust, diagnoses production issues, manages deployments at scale, and ensures stability in a managed multi-tenant environment. Requires deep PostgreSQL internals expertise and troubleshooting experience.
About the job
What you'll own
- Build and maintain PostgreSQL extensions in C and Rust, with a deep understanding of internals — parser, planner, WAL mechanics, and MVCC
- Diagnose and resolve issues in managed PostgreSQL deployments, including custom extension failures, core dump analysis, and performance bottlenecks
- Own idempotent deployment pipelines across thousands of running PostgreSQL instances, including testing and rollout strategies
- Manage complex extension ecosystems — compatibility, upgrade paths, and conflict resolution
- Work with PostgreSQL's background worker framework, shared memory management, and hook system to build reliable, scalable functionality
- Collaborate closely with customers, partners, product, engineering, support, and success teams to maintain a secure, stable, and performant Postgres foundation
What you bring
- Deep expertise in PostgreSQL internals - query planner, executor, and storage engine mechanics
- Proven experience building PostgreSQL extensions in both C and Rust
- Strong knowledge of PostgreSQL's permission model: RLS, roles, and grant systems
- Experience troubleshooting production issues in managed PostgreSQL environments, including custom extension issues, performance bottlenecks, and resource contention
- Comfortable building, testing, and owning idempotent deployments across thousands of running Postgres instances
- Ability to read and navigate PostgreSQL source code confidently
- Experience with multi-tenant database architectures
- Experience running PostgreSQL at scale
Skills
Postgres, C, Rust, Postgresql Extensions, Query Planner, Wal, Mvcc, Rls, Multi-Tenant Architectures, Deployment Pipelines
Similar jobs
Backend Engineering jobs
PrizePicks
United States
Build and scale Ruby on Rails backend services for rewards, incentives, and loyalty features in a high-throughput platform. The role owns complex feature delivery, contributes to architecture, mentors junior engineers, and requires 3+ years of professional software engineering experience.
Twilio
United States
Build and operate backend capabilities for a cloud identity platform, including authentication flows, APIs, and developer experiences. The role requires 3+ years of experience with high-scale production systems and RESTful API development, with Go, TypeScript, and DynamoDB as preferred skills.
Anthropic
San Francisco, CABuild and scale reliable research infrastructure and distributed systems for evolving AI research workflows. The role independently leads complex technical projects, makes foundational architectural decisions, and partners with researchers and engineering teams.
Cloudflare
Austin, TXBuild and operate Internet-scale HTTP and TLS infrastructure, migrate services to a Rust-based proxy, and improve protocol performance. The role requires systems programming experience, strong reliability and security practices, and interest in open-source standards.
Instacart
Canada
Build and operate publisher-facing backend features for Instacart’s Carrot Ads platform, spanning APIs, serving, reporting, and partner tooling. The role requires 3+ years of backend experience, distributed-systems and API expertise, and operational ownership.