ClickHouse

ClickHouse is a company focused on building and providing a high-performance, column-oriented SQL database management system for online analytical processing (OLAP). The company offers both open-source and commercial solutions, including a cloud service (ClickHouse Cloud). The job listings indicate a strong engineering focus with teams working on core database development, cloud infrastructure, observability platforms, billing systems, and language clients. The company appears to be a remote-first organization with a globally distributed workforce.