Paul Meng
Old Toronto, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolPaul Meng is a pragmatic software engineer with 13 years of experience focused on backend systems and distributed query engines. He has contributed to Presto, improving memory accounting and error diagnostics in a high-profile open-source big data project. A former Haskell enthusiast, Paul blends functional programming sensibilities with practical engineering to optimize performance and observability. Based in Old Toronto, he favors privacy and direct, verifiable contact over broad social exposure, reflecting a thoughtful, security-conscious approach to collaboration. His academic background includes BS and MS degrees in Computer Science from National Taiwan University.
13 years of coding experience
BS, Computer Science, BS, Computer Science at National Taiwan UniversityNational Tsing Hua University
Japanese, Chinese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
javas10
big-data10
query-optimization10
presto10
sql10
java10
user-data9
data-model9
data-set9
hashtable9
hadoop8
Programming languages (10)
Github contributions (5)
prestodb/presto
Jul 2022 - Jul 2022
The official home of the Presto distributed SQL query engine for big data
Role in this project:
Backend Developer
Backend DeveloperContributions:15 reviews, 1 commit, 13 PRs in 1 day
Contributions summary:Paul primarily focused on enhancing the Presto query engine's memory management capabilities. Their contributions involved modifying the `QueryContext.java` file to add allocation tags to memory limit error messages, improving debugging. They also made adjustments to memory accounting within the `GroupByHash` operator and related test files. These changes indicate an effort to optimize memory usage and improve error reporting within the Presto distributed SQL query engine.
distributed-sqlquerybigdataquery-enginesql
MnO2/learnyouahaskell-zh
May 2013 - Dec 2022
Chinese translation of Learn you a Haskell for great good
Contributions:7 reviews, 114 commits, 26 PRs in 9 years 8 months
chineseghcchinese-translationtranslationhaskell
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