Leviathan Lee
Software Engineer at Shenzhen Topband Co.,Ltd
Shenzhen, Guangdong Province, China
Summary
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RockstarLeviathan Lee is a software engineer based in Shenzhen with 11 years of hands-on experience building high-performance back-end systems and Redis-compatible databases. He contributes significantly to open-source projects such as Pika/pink and Pikiwidb, where he has focused on pub/sub, connection/threading resilience, backup and restore features, and performance optimizations like rsync tuning. At Shenzhen Topband he brings production-grade thinking to server-side logic, security-hardening, and operational metrics (including CPU usage and configurable replication priorities). Known for pragmatic bug fixes and feature work that improve reliability under real-world constraints, he pairs systems-level depth with a developer-first approach. An underappreciated strength is his repeated attention to operational workflows—backup, disk management, and transfer speed—that keep distributed stores healthy at scale.
11 years of coding experience
Github Skills (22)
c-language10
back-end-development10
redis10
multithreading10
pika10
database-administration10
network-programming10
thread10
hyper-threading10
nosql-database10
threaded10
pubsub10
cprogramming-language10
concurrency10
debug9
Programming languages (14)
Github contributions (5)
OpenAtomFoundation/pikiwidb
Jul 2017 - Oct 2018
Pika is a Redis-Compatible database developed by Qihoo's infrastructure team.
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:4 releases, 47 commits, 38 PRs in 1 year 4 months
Contributions summary:Leviathan primarily contributed to the development of the Pika database, focusing on features and enhancements related to administration and functionality. Their work included implementing the `TIME` command, supporting the `dump-expire` parameter for data backups, and adding a `delbackup` command. They also addressed bugs related to disk space issues and double master disconnects, along with optimizing rsync for faster data transfer. Moreover, the user introduced CPU usage metrics and made slave-priority configurable.
bigtablelmdbredisnosqlrocksdb
PikaLabs/pink
Oct 2017 - Mar 2018
A high performance network library
Role in this project:Back-end Developer
Back-end DeveloperContributions:41 commits, 6 PRs, 5 pushes in 5 months
Contributions summary:Leviathan primarily contributed to the development and maintenance of the pink network library, focusing on server-side logic and pub/sub functionality. Their work includes implementing and optimizing the pub/sub feature, addressing multiple bug fixes related to connection management and threading, and improving code efficiency through optimization and formatting. The user also made changes related to security enhancements within the server thread.
network-performanceepoll-tcp-servernetworkingframeworkthread
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