Cheng Pan
Software Engineer at NetEase apache
Hangzhou City, Zhejiang, China
Summary
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RockstarCheng Pan is a Software Engineer based in Hangzhou with eight years of backend and DevOps experience, currently working at NetEase. He is an active PMC member on multiple Apache projects (Celeborn, Kyuubi, Toree, Zeppelin) and contributes to high-profile ecosystems like Spark, Hadoop, Iceberg, and Debezium. His work focuses on interpreter and version upgrades, build-system reliability, memory and logging improvements, and practical refactors such as migrating date/time APIs and modularizing JDBC code. Cheng has a track record of improving production stability—fixing file-path, metastore, shuffle, and token-renewal issues—and enabling Spark 3.4.1 and Hadoop3 migrations. Notably, he bridges deep systems knowledge with developer ergonomics, quietly modernizing legacy codebases while preserving backward compatibility.
8 years of coding experience
Stackoverflow
23reputation
5kreached
0answers
2questions
Github Skills (45)
apache-spark10
cdc10
spark10
apache-flink10
scripting10
mysql10
testing10
debezium10
apache-hadoop10
big-data10
flink-sql10
jdbc10
java10
scala10
javas10
Programming languages (19)
Github contributions (5)
housepower/ClickHouse-Native-JDBC
Oct 2020 - Mar 2022
ClickHouse Native Protocol JDBC implementation
Role in this project:
Back-end Developer
Back-end DeveloperContributions:18 releases, 50 reviews, 320 commits in 1 year 4 months
Contributions summary:Cheng refactored the project structure by splitting it into multiple modules. They also removed Joda-Time dependency and migrated to Java.time API for date/time handling, improving code maintainability and efficiency. Furthermore, the user updated the tests with the inclusion of a date test and corrected some bugs and code styles.
clickhouse-clientanalyticsclickhouseclickhouse-nativespark
apache/celeborn
Aug 2022 - Jan 2023
Apache Celeborn is an elastic and high-performance service for shuffle and spilled data.
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:3 releases, 1501 reviews, 107 commits in 5 months
Contributions summary:Cheng primarily contributed to the codebase by improving build processes, build system enhancements, and fixing build-related issues. They also made improvements to logging and memory tracking within the system. Furthermore, the user addressed an issue in the master service by logging exception stacktraces.
bigdataaccumuloparquetelasticconnector
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