Zhongxing Zhang
Software Engineer at Snowflake
San Diego, California, United States
Summary
🤩
Rockstar🎓
Top SchoolZhongxing Zhang is a software engineer based in San Diego with three years of experience building distributed databases and backend systems, currently contributing at Snowflake. He has a strong C++ and systems background from multiple roles at Alibaba—where he implemented parallel distributed DDL execution, resilient schema-change procedures, and performance-improving local storage algorithms—and has continued that focus on data movement and rebalancing in open-source FoundationDB contributions. A UC San Diego CS master’s graduate, he blends production-grade engineering with research-minded optimizations, such as adding tracking and tracing for average data movement to inform performance tuning. Comfortable across Go, C, and C++, he also has hands-on experience improving testing and replication tooling, which helped surface and prevent critical runtime failures.
3 years of coding experience
2 years of employment as a software developer
University of California, San DiegoBachelor's degree, Computer Science, Bachelor's degree, Computer Science at Huazhong University of Science and Technology
Github Skills (13)
foundationdb10
data-structures10
transaction10
transactional10
c-language10
key-value-store10
cprogramming-language10
distributed-database10
performance-optimization10
data-structure10
acid10
concurrency9
algorithms9
Programming languages (1)
Github contributions (2)
apple/foundationdb
Jul 2022 - Jul 2022
FoundationDB - the open source, distributed, transactional key-value store
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:125 reviews, 1 commit, 67 PRs in 1 day
Contributions summary:Zhongxing's commits primarily focus on refactoring and enhancing the `foundationdb` codebase, a distributed transactional key-value store. They implemented new data movement reasons and functions related to data rebalancing, specifically concerning read and disk utilization. The user also added a field for tracking average data movement bytes, optimizing and tracing the performance of data movement operations within the system. Furthermore, they refactored the `GetTeamRequest` structure for better efficiency.
bigtabletransactionaldistributed-databasefoundationdbdatabase
sfc-gh-zhzhang/foundationdb
Jun 2022 - Jun 2023
FoundationDB - the open source, distributed, transactional key-value store
Contributions:109 pushes, 30 branches in 11 months
transactionalfoundationdbdatabasekey-value-storekey-value
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