Pucheng Yang
Software Engineer at Pinterest
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolPucheng Yang is a software engineer with 11 years of experience in big data, back-end systems, machine learning, and blockchain, currently building Pinterest’s Big Data Query Platform in Seattle. He combines strong academic training from Sun Yat-sen University and Carnegie Mellon with hands-on engineering to design scalable batch processing and data warehouse solutions. An active open-source contributor, he has improved Apache Iceberg’s Python codepath and Hive Metastore interoperability, adding features and robustness used by the wider data ecosystem. Known for pragmatic problem solving, he often focuses on making core methods interoperable across engines and streamlining planning with process pools to improve performance. Passionate about using data technologies to make the world better, he blends deep systems work with a clear product-minded perspective.
10 years of coding experience
Bachelor's degree, Computer Software Engineering, Bachelor's degree, Computer Software Engineering at Sun Yat-sen UniversityMaster's degree, Electrical and Computer Engineering, Master's degree, Electrical and Computer Engineering at Carnegie Mellon University
Github Skills (8)
ice10
apache10
python10
apache-iceberg10
hive9
spark8
java5
javas5
Programming languages (9)
Github contributions (5)
apache/iceberg
Sep 2021 - Oct 2022
Apache Iceberg
Role in this project:
Back-end Developer
Back-end DeveloperContributions:20 reviews, 7 commits, 28 PRs in 1 year 1 month
Contributions summary:Pucheng contributed primarily to the Python (legacy) codebase, fixing bugs and adding features related to the Apache Iceberg project's interaction with Hive Metastore (HMS). They implemented changes to handle quote parsing and protocol customization. The user also worked on improving the system by adding process pool for planning and making core methods public for interoperability with Trino. Several commits involved modifying testing infrastructure.
apache-icebergapachebig-datadatastreamjava
puchengy/prestosql
Oct 2019 - Sep 2021
Official home of the community managed version of Presto, the distributed SQL query engine for big data, under the auspices of the Presto Software Foundation.
Contributions:4 PRs, 53 pushes, 13 branches in 2 years
queryquery-enginesqlbig-dataspark
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