Wenchuang Gan
Staff Engineer at DiDi
Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolWenchuang Gan is a Staff Engineer based in Beijing with 11 years of experience building reliable, performance-oriented systems at DiDi. Trained in computer science at Beijing Institute of Technology, he focuses on low-level engineering and databases, contributing to the Limbo project — a modern, SQLite-compatible OLTP engine — where he refactors datetime logic and improves core time-handling features without resorting to costly string conversions. Known for pragmatic problem-solving and attention to correctness in time-sensitive code paths, he blends production-grade engineering with open-source collaboration. Colleagues find him detail-oriented and effective at evolving complex database behaviors while keeping maintenance and efficiency in mind.
11 years of coding experience
BS, computer science, BS, computer science at Beijing Institute of Technology
Github Skills (10)
databases10
datetime10
better-sqlite310
sqlite10
embedded-database10
datetimes10
sql10
database10
rust9
webassembly4
Programming languages (6)
Github contributions (5)
tursodatabase/turso
Feb 2025 - Aug 2025
A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.
Role in this project:
Database Engineer / Database Administrator
Database Engineer / Database AdministratorContributions:8 reviews, 19 PRs, 35 comments in 6 months
Contributions summary:Wenchuang primarily contributes to the core functionality and extension of the Limbo database project. Their commits involve fixing typos, modifying and normalizing the time-related extensions, and supporting modifiers for the julianday() function. They are also observed to update and refactor datetime-related functions while avoiding string conversions.
databasedatabasesllvmpostgresqlrust
meteorgan/opendal
Jul 2024 - Apr 2025
Apache OpenDAL: access data freely.
Contributions:118 pushes, 60 branches in 9 months
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