Lucas Sun
Head Of TiDB Cloud Serverless at PingCAP
Haidian District, Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolLucas Sun is a seasoned software leader with 12 years of experience, currently heading TiDB Cloud Serverless at PingCAP in Beijing. A TiKV maintainer and open-source enthusiast, he has contributed significant core work across TiDB, TiKV and TiFlow—implementing raw batch operations, building a Rust client, and improving CDC sinks and Pulsar integrations. He blends deep distributed-database and backend engineering with product and platform leadership, honed through senior infrastructure and architecture roles at Zhihu. Notably, his work on binary message formats and message-queue sinks targets efficient, reliable data replication in cloud-native environments. His path from a bachelor’s in mechanical engineering to a master’s in computer science highlights an uncommon cross-disciplinary approach to systems design.
12 years of coding experience
14 years of employment as a software developer
Bachelor, Mechanical Engineering, Bachelor, Mechanical Engineering at Beijing University of Chemical TechnologyMaster, Computer Science, Master, Computer Science at Florida Atlantic University
English
Stackoverflow
1reputation
0reached
2answers
0questions
Github Skills (32)
asynchronous10
mysql-810
cdc10
key-value-store10
mysql510
futures10
clientside10
mysql10
async10
web-client10
key-value10
rocksdb10
databases10
pulsar10
go10
Programming languages (15)
Github contributions (5)
tikv/client-rust
Nov 2018 - Jun 2022
Rust Client for TiKV.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 reviews, 6 commits, 8 PRs in 3 years 7 months
Contributions summary:Lucas primarily focused on implementing the Rust client for the TiKV key-value store. They contributed to the core functionality by defining and implementing various client operations such as `Get`, `Put`, `Delete`, and `Scan` operations, using futures for asynchronous operations. The user also made code improvements by documenting public code, reducing the public surface, and refactoring, which suggests a focus on code quality and maintainability. They also worked on refining the API, including refactoring requests to an enum and changing the `get` function to return `Option<Value>`.
rust-clientrustpyo3tikvcncf
tikv/tikv
Apr 2018 - Jun 2022
Distributed transactional key-value database, originally created to complement TiDB
Role in this project:Back-end Developer
Back-end DeveloperContributions:17 reviews, 19 commits, 15 PRs in 4 years 3 months
Contributions summary:Lucas made significant contributions to the `tikv/tikv` repository, a distributed key-value database. Their work included implementing new functionalities like raw batch operations (put/get/delete/scan), which likely involved modifying core storage components. They also improved the PD client, fixing typos, and making optimizations. Furthermore, they addressed issues and added failpoints related to log file rotation.
tidbtikvdatabasekey-value-databaseconsensus
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