Job Description

Responsibilities: About TikTok TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Singapore, Jakarta, Seoul, and Tokyo.

About the team TikTok and affiliates are developing the next-generation high-performance analytical database, with a mission to enable efficient and real-time data-driven decision-making on PB-level data sets. The initial product was forked from Clickhouse, after which large re-architecture had been taken place. The product now not only improves the efficiency of Clickhouse but also fits into the elastic cloud-native infrastructure with better scalability and resource utilization. With years of polishment in the internal EB-level scenarios, we are now ready to serve our business partners via various cloud vendors.

What you will be doing: You will be contributing directly to the database engine, including but not limited to storage, query execution, metadata management, resource management, and performance optimization. By joining this team, you can look forward to a great opportunity to solve hard problems and grow.

• Contribute to the database engine, by leading technical design, implementation, and verification

• Ensure code quality, extensibility, and sustainability within the module/project

• Being hands-on to solve hard problems as well as creating an opportunity for junior engineers to grow

• Support your team by creating a transparent, open, and creative culture
  

• BS/MS Degree or Ph.D. in Computer Science or related major

• 5+ years of backend experience, 1+ year of tech leadership experience

• Expert with Linux operating system principles, networking, and multi-threading

• Expert in software development skills in modern C++

• Expert in working on one or more of these technologies is a plus: ClickHouse, Apache Impala, Prestodb, Trino, Apache Doris, PostgreSQL, MySQL, Greenplum

• Contributor/Committer or PMC of the open-source community is a plus