Principal Software Engineer - Postgres

About the role

ClickHouse is expanding its database systems capabilities and is looking for a Principal Software Engineer with deep expertise in PostgreSQL to drive the design and implementation of next‑generation data platform components.

Key responsibilities

• Lead design and implementation of advanced storage, replication, query execution, and performance optimization features.
• Extend PostgreSQL internals to improve reliability, scalability, and efficiency, including building custom extensions.
• Profile and optimize database performance using low‑level instrumentation and benchmarking.
• Collaborate with product, infrastructure, and cloud platform teams to deliver robust, developer‑friendly experiences.
• Provide technical leadership, set engineering standards, and mentor senior engineers.

Required profile

• 10+ years of experience building systems software in C/C++ or Rust (Go experience a plus).
• Deep knowledge of PostgreSQL or other database engine internals, including storage, execution, or replication subsystems.
• Strong understanding of concurrency, operating systems, and performance engineering.
• Proven ability to ship large‑scale systems or core infrastructure features end‑to‑end.

Required skills

• C/C++
• Rust
• Go
• PostgreSQL

What we offer

• Flexible remote‑first work environment.
• Employer‑contributed healthcare benefits.
• Equity through stock options.
• Generous flexible time‑off policy.
• USD 500 home‑office setup allowance for remote employees.
• Global gatherings and in‑person off‑sites.