Hiring: Principal Software Engineer - Postgres Company: ClickHouse Location: United States Job Posted Time: 2026-09-15 11:55:29 Employment Type: Remote Target Skills & Keywords : C, C++, ClickHouse, PostgreSQL, Rust About the job Experience: •10+ years of experience building systems software in C/C++ or Rust (Go experience a plus). Required Skills: •ClickHouse is expanding its capabilities in the database systems domain, building next-generation infrastructure that redefines performance, scalability, and developer experience. We’re looking for a Principal Engineer with deep expertise in systems programming and database internals — particularly •To help us push boundaries in how databases are built and operated at scale. •Lead design and implementation of advanced systems features across areas like storage, replication, query execution, and performance optimization. •Contribute to and extend Postgres internals — improving reliability, scalability, and efficiency. •Prototype and build extensions that expand Postgres’s core capabilities and integrate with cloud-native infrastructure. •Partner cross-functionally with product, infrastructure, and cloud platform teams to deliver robust, developer-friendly experiences. •Profile and optimize database performance using low-level instrumentation and benchmarking. •Provide technical leadership, set standards for engineering excellence, and mentor senior engineers. Qualifications: •Deep knowledge of PostgreSQL or other database engine internals, including storage, execution, or replication subsystems. •In-depth knowledge of concurrency, operating systems, and performance engineering. •Proven ability to ship large-scale systems or core infrastructure features end-to-end. •Pragmatic problem solver with a bias for simplicity and measurable impact. •Thrives in a high-autonomy, high-velocity environment. Compensation: •Flexible work environment (work from home / hybrid options) •Equity in the company - Every new team member who joins our company receives stock options Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!