Engineer focused on AI, blockchain systems, and database query engines.
- I am a PMC member & Committer of Apache Arrow, Apache DataFusion, and Apache Doris.
- I worked at MegaETH, SelectDB, ByteDance RDS, and NebulaGraph; and interned at Tencent, Microsoft, and Douyin.
- I focus on AI, blockchain systems, and database optimizer/query engine.
- Languages: Java, Rust, Golang, Python, C++
- Interests: AI, blockchain systems, database optimizer, query engine
- crabclaw: Rust + OpenClaw experiments.
- bilibili-cli: Bilibili in terminal.
- twitter-cli: X/Twitter in terminal.
- xhs-cli: Xiaohongshu in terminal.
- AI-digest: Daily AI coding digest.
- bilibili-summary: AI Bilibili video summaries.
- opencode-ios: Native OpenCode iOS client.





