Kelu Tao
Software Developer at FreeWheel
Hangzhou City, Zhejiang, United States
Summary
🤩
Rockstar🎓
Top SchoolKelu Tao is a seasoned software developer with 11 years of experience building backend systems in C++, Go, and Python, currently working at FreeWheel in Hangzhou. Trained in 3D reconstruction at the Chinese Academy of Sciences and a computer science graduate from Harbin Institute of Technology, he blends academic depth in vision with practical large-scale data engineering. He is an active open-source contributor to prominent Apache projects—Paimon, Linkis, and SeaTunnel—focusing on code quality, Flink/Spark integrations, and operational stability. His contributions span bug fixes, refactors, and DevOps enhancements like health checks and environment configuration, showing a strong emphasis on maintainability and production readiness. Curious and methodical (his GitHub motto: "No secret before debugging."), he is interested in roles at the intersection of data mining, machine learning, and even VC-related positions.
11 years of coding experience
Master's degree, 3D-Reconstruction, Master's degree, 3D-Reconstruction at 中国科学院大学计算所Bachelor's degree, Computer Science, 88, Bachelor's degree, Computer Science, 88 at Harbin Institute of Technology
English
Github Skills (25)
spark10
apache-flink10
back-end-development10
scripting10
data-engineering10
big-data10
flink-sql10
java10
javas10
script10
sql10
sh10
refactoring10
shell10
backend10
Programming languages (11)
Github contributions (5)
apache/linkis
Nov 2021 - Oct 2022
Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:2 releases, 26 reviews, 55 commits in 10 months
Contributions summary:Kelu primarily contributed to bug fixes, including resolving template errors, addressing null pointer exceptions, and ensuring code stability. Their work involved modifying SQL scripts, shell scripts, and Java code, indicating a focus on backend logic and deployment scripts. Furthermore, they implemented environment variable configurations and added health checks, suggesting involvement in DevOps and infrastructure-related tasks. The user also added support for local file system deployments, indicating that they work in diverse environments.
application-managerconnectionenginestoragejdbc
apache/paimon
May 2022 - Feb 2024
Apache Paimon is a lake format that enables building a Realtime Lakehouse Architecture with Flink and Spark for both streaming and batch operations.
Role in this project:Back-end Developer
Back-end DeveloperContributions:15 reviews, 54 PRs, 64 comments in 1 year 8 months
Contributions summary:Kelu primarily contributed to the Apache Paimon project by fixing typos in documentation and refactoring code to simplify String operations. They also optimized Javadoc, improved code documentation, and supported the integration of JDK 11. Furthermore, the user supported table configuration inherit and implement delete function. These commits suggest a focus on code quality, maintainability, and supporting new features and versions of the project.
flinkdistributed-systemsubprojectapachebig-data
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