* Tech Lead of Ray Data, driving LLM/multimodal batch inference, training data ingestion, unstructured data processing, and pre-training data pipelines.

* Working on LLM post-training (SkyRL).

* TLM of Ray team at Ant, first in industry to productionize Ray.

* Built a universal compute platform on Ray supporting online machine learning, graph computing, model serving, distributed Pandas, privacy-preserving computing, data warehouse, and FaaS.

* Early/core Ray committer.

Worked on web service efficiency and reliabilty on the Instagram infrastructure team.