Operator‑minded engineer building resilient data & AI platforms.
- GenAI Engineer — Vesoft (NebulaGraph)
- Ships GraphRAG and agent workflows to production; leads the NebulaGraph GenAI Platform.
- Fusion GraphRAG reduced time‑to‑first‑use by ~80% and improved precision by ~10% at equal compute.
- Apache OpenDAL™ — PMC Member
- Architecture and releases across caching, retries, observability, and multi‑cloud backends.
- Databend (2021–2024) — Founding/Core Engineer
- Built query execution and storage I/O; drove lakeFS and KubeSphere integrations; project grew 800 → 8000+ stars.
- Predictable, observable, and maintainable platform engineering.
- Graph‑driven retrieval and reasoning that respect structure, not just tokens.
- Documentation‑ and example‑driven OSS that scales contributions.
- Talks: PyCon China, KCD Beijing, Rust China Conf, CommunityOverCode.
- Recent: agent protocols and workflows; engineering Graph‑augmented RAG.
- M.S. Applied Mathematics & Data Science (2022–2024)
- B.S. Computer Science & Technology (2017–2021)
- GitHub: https://github.com/psiace
- Website: https://psiace.me
- X / Twitter: https://twitter.com/repsiace
- LinkedIn: https://www.linkedin.com/in/psiace