Qiu Xia
Software Engineer at Apache
Beijing, China
Summary
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RockstarQiu Xia is a software engineer based in Beijing with 12 years of experience focused on backend and distributed systems. Currently contributing at Apache, she is an Apache Flink committer, Apache Amoro PPMC member, and contributor to Apache Arrow(rs), bringing deep expertise in stream processing and data infrastructure. Her Flink work emphasizes reliability—bug fixes, test parameterization, and improvements to RocksDB incremental snapshot handling that enable multi-threaded state restore performance. Practical and detail-oriented, she has also improved core utilities like InstantiationUtil.deserializeObject and input stream lifecycle management. Qiu blends production-grade engineering with open-source stewardship, making her a valuable contributor to large-scale data projects.
12 years of coding experience
Github Skills (9)
rocksdb10
javas10
big-data10
flink-sql10
apache-flink10
java10
testing10
serialization9
data-serialization9
Programming languages (10)
Github contributions (5)
apache/flink
May 2018 - Sep 2020
Apache Flink
Role in this project:
Back-end Developer
Back-end DeveloperContributions:86 reviews, 131 commits, 85 PRs in 2 years 5 months
Contributions summary:Qiu primarily focused on bug fixes and enhancements within the Apache Flink codebase. Their contributions involved correcting Javadoc comments and parameterizing test cases. The user also worked on fixing issues with the inputstream auto closable in InstantiationUtil. deserializeObject and adding support for multiple threads when downloading and uploading restored state for RocksDB incremental snapshots.
pythonflinkconnectorsqlapache
klion26/ImageRepo
Jun 2020 - Feb 2023
Contributions:36 commits, 117 pushes, 1 branch in 2 years 8 months
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