Dylan Cui
Co-founder at PingCAP
Haidian District, Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolDylan Cui is a co-founder and core committer at PingCAP with 11 years of experience building distributed storage systems and cloud-native NewSQL databases. He helped design and implement TiDB and contributed across the TiDB/TiKV ecosystem, touching storage codecs, protocol buffers, placement driver logic, and operational hardening. His hands-on background spans back-end database engineering, refactoring for maintainability, and optimizing serialization and authentication in high-throughput systems. Before PingCAP he built scalable data collection and ad systems at Wandou Labs and Sogou, applying machine learning and performance tuning to production services. Based in Beijing’s Haidian District, he brings both entrepreneurial grit and deep protocol-level expertise—often surfacing in subtle fixes like decimal codec support and multi-operator auth checks that improve reliability at scale.
11 years of coding experience
3 years of employment as a software developer
Beijing University of Post and Telecommunications
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (28)
key-value-store10
redis10
protocol-buffers10
databases10
distributed-systems10
decode10
etcd10
tikv10
decoding10
rpc10
go10
database-design10
encoding10
encode10
error-handling10
Programming languages (7)
Github contributions (5)
reborndb/reborn
Jun 2015 - Mar 2016
Distributed database fully compatible with redis protocol
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:47 commits, 60 PRs, 74 pushes in 9 months
Contributions summary:Dylan primarily contributed to the back-end logic and database interaction of the RebornDB project. Their work includes enhancing authentication mechanisms by adding checks for multi-operator scenarios, demonstrating knowledge of database protocols and operations. Additionally, they fixed bugs related to JSON decoding, indicating involvement in data serialization and parsing. Furthermore, the user addressed configuration-related issues and optimized database-related configurations.
connection-poolredisredis-streamsredis-protocolredis-cluster
pingcap/tidb
Sep 2015 - May 2017
TiDB - the open-source, cloud-native, distributed SQL database designed for modern applications.
Role in this project:Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:370 commits, 206 PRs, 253 pushes in 1 year 8 months
Contributions summary:Dylan primarily focused on database-related tasks and code refactoring within the TiDB project. Their contributions include updating package imports for the boltdb store, updating packages for godep, and fixing copyright infringements across multiple files. They also added decimal codec support for the key-value store, including the supporting encoding and decoding logic.
ai-poweredtidbserverlesshtapreal-time
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