Yongzhi Chen
Software Engineer at Cloudera Inc.
Westford, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolYongzhi Chen is a seasoned software engineer with over a decade of experience building robust back-end systems, currently contributing at Cloudera from Westford, Massachusetts. His career includes substantive roles at IBM and Sybase, reflecting deep expertise in database interactions, performance optimization, and enterprise software. As an active contributor to the flagship Apache Hive project, he has fixed connection leaks, optimized predicate pushdown for Parquet tables, and improved SSL and schema handling—work that directly impacts large-scale data processing. Yongzhi pairs strong academic credentials in computer science from Northeastern and advanced software engineering study with practical, production-focused problem solving. Known for quietly improving reliability and performance in core systems, he brings a pragmatic, systems-oriented mindset to distributed data platforms.
10 years of coding experience
10 years of employment as a software developer
Master's degree, Computer Science, Master's degree, Computer Science at Northeastern Universitybachelor, computer software, bachelor, computer software at Shandong UniversityMaster's degree, Computer Software Engineering, Master's degree, Computer Software Engineering at National Space Science Center，the Chinese Academy of Science
Github Skills (14)
javas10
databases10
big-data10
sql10
metastore10
apache-hive10
java10
database10
hadoop9
tls139
ssl9
tls129
database-management9
thrift8
Programming languages (1)
Github contributions (3)
apache/hive
Jul 2015 - Dec 2021
Apache Hive
Role in this project:
Back-end Developer
Back-end DeveloperContributions:93 reviews, 19 commits, 47 PRs in 6 years 5 months
Contributions summary:Yongzhi primarily contributed to the Apache Hive project by addressing bugs, improving performance, and enhancing functionality within the core codebase. Their work included fixing connection leaks in transaction handling, optimizing predicate pushdown for Parquet tables, and implementing changes related to SSL configuration for both the Hive Web UI and the HiveServer2. The commits also demonstrate involvement in database schema updates and optimizations related to the database interactions.
flinksqlapachebig-dataspark
yongzhi/hive
Oct 2020 - Dec 2021
Apache Hive
Contributions:15 pushes, 11 branches in 1 year 2 months
flinkapachebig-datasparkdatabase
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