Yunong Li is a senior software engineer based in Shenzhen with nine years of experience building high-performance backend systems, especially around streaming, storage and game engine tooling. At Tencent Games he has driven engine and rendering-related features and currently contributes to large-scale data processing projects integrating Flink with lakehouse formats. An active open-source contributor, Yunong has committed to Apache Flink and Apache Paimon, adding table API improvements, connector integrations, and deletion/partial-update support for real-time workflows. His background blends systems programming with data analysis—earlier roles at NetEase and research positions honed skills in R, Matlab and data-driven investigation. Colleagues rely on him to bridge low-level performance optimization with pragmatic product needs, and he brings a rare mix of game-engine performance tuning and streaming systems expertise. He is actively seeking a full-time software engineering role to apply and expand his backend and distributed-systems experience.
9 years of coding experience
6 years of employment as a software developer
Bachelor’s Degree, materials science, Bachelor’s Degree, materials science at University of California, Los Angeles
Contributions:88 reviews, 16 commits, 39 PRs in 2 years 6 months
Contributions summary:Yunong's commits primarily involve modifications to the Flink codebase, focusing on enhancements and bug fixes within the table and filesystem modules. Contributions include adding functionalities to the `SHOW TABLES` and `DESCRIBE CATALOG` syntax, and supporting length-constrained data generation. These changes suggest a focus on improving the usability and functionality of Flink's table API and data processing capabilities. The user also contributed to a hotfix and code refactoring.
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
Contributions:34 reviews, 3 commits, 18 PRs in 5 months
Contributions summary:Yunong's commits primarily involve modifications to the `flink-table-store-connector` module of the Apache Paimon project, indicating work on integrating Flink with the Paimon table store. The code changes involve updating dependencies, supporting bulk-based formats, and integrating with the Flink connector base source reader. Further commits demonstrate contributions in optimizing the schemas system table and implementing deletion support within partial updates for specific sequence groups.
flinkdistributed-systemsubprojectapachebig-data
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Yunong Li - Senior Software Engineer at Tencent Games