Hi, I'm Linwei Zhang (usually naming lewiszlw on the internet):
- 🎓 Computer science graduate from WHUT
- 👨💻 Worked at Meituan / Amazon / Xiaomi
- 💻 Database engineer | 🎮 Hobbyist game dev | Apache DataFusion Committer
- 📄 Resume: English TODO | 中文
- 📱 Contact me: 📫 lewiszlw520@gmail.com | 💬 Wechat: wx597422850 | Discord: linwei#8522
- Social network: 🦣 Mastodon | Twitter
- Others: 知乎 | Bilibili | Youtube
- refactor: remove soul.md and use agent body as system prompt on systemxlabs/babata (1 day ago)
- feat: implement Display and FromStr for MessageType on systemxlabs/babata (1 day ago)
- feat: flatten message store schema and add created_at to Message on systemxlabs/babata (1 day ago)
- refactor: remove role field from message store on systemxlabs/babata (1 day ago)
- feat: add task_id field to all Message enum variants on systemxlabs/babata (1 day ago)
- Reduce total_rows from 1,000,000 to 100,000 on systemxlabs/indexlake (1 day ago)
- Optimize task logs pagination: read files sequentially based on offset/limit on systemxlabs/babata (3 days ago)
- Add task file content and logs API on systemxlabs/babata (3 days ago)
- Add GET /tasks/{task_id}/files/{path} endpoint on systemxlabs/babata (4 days ago)
- Remove subpath parameter and recursively list all task files on systemxlabs/babata (4 days ago)
- systemxlabs/babata - AI assistant. (1 day ago)
- systemxlabs/indexlake - An experimental table format with extensible index and inline table support. (5 days ago)
- systemxlabs/datafusion-remote-table - A DataFusion table provider for executing SQL on remote databases. (5 days ago)
- systemxlabs/datafusion-dist - A distributed streaming execution library for Apache DataFusion. (5 days ago)
- systemxlabs/datafusion-loki - A datafusion table provider for querying loki data. (5 days ago)
- he-yufeng/CoreCoder - Minimal AI coding agent (~950 LoC Python) inspired by Claude Code. Works with any LLM. Think NanoGPT for coding agent. Formerly NanoCoder. (5 days ago)
- 1ffycat/telegram-cli - A Rust CLI tool to interact with a Telegram bot (6 days ago)
- jackwener/opencli - Make Any Website & Tool Your CLI. A universal CLI Hub and AI-native runtime. Transform any website, Electron app, or local binary into a standardized command-line interface. Built for AI Agents to discover, learn, and execute tools seamlessly via a unified AGENT.md integration. (2 weeks ago)
- systemxlabs/wechat-cli - A CLI tool to interact with a Wechat iLink bot. (2 weeks ago)
- vinicius73/telegram-markdown-v2-rs - (1 month ago)
- 开源 datafusion-remote-table 库:在远端数据库执行 SQL 查询 (1 year ago)
- Visitor 模式的两种不同实现分析 (1 year ago)
- DataFusion 查询引擎 Hash Join (1 year ago)
- DataFusion 查询引擎 Nested Loop Join (1 year ago)
- Rust 异步运行时 smol 剖析 (1 year ago)





