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👋 I'm Simon.

I work on Systems for Machine Learning @anyscale.

  • Ray takes your Python code and scale it to thousands of cores.
  • Ray Serve empowers data scientists to own their end-to-end inference APIs.

I love doing research @ucbrise:

Reach out to me: at


  1. An open source framework that provides a simple, universal API for building distributed applications. Ray is packaged with RLlib, a scalable reinforcement learning library, and Tune, a scalable hyp…

    Python 15.7k 2.6k

  2. Modin: Speed up your Pandas workflows by changing a single line of code

    Python 6k 422

1,491 contributions in the last year

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Contribution activity

April 2021

Created a pull request in ray-project/ray that received 4 comments

[Serialization] Pydantic -> and Ray Client support.

Why are these changes needed? This PR bring back the serialization_addon mechanism from #12478 and use it to register custom serializers for pydantic

+132 −59 4 comments
Reviewed 30 pull requests in 2 repositories
ray-project/ray 29 pull requests
ray-project/travis-tracker-v2 1 pull request

Created an issue in ray-project/ray that received 2 comments

KeyName doesn't work with multi-node type autoscaler.

If user supplied ssh_private_key, currently ray autoscaler looks for KeyName in config["head_node"], but not the node type field. Leading to a cryp…

Opened 5 other issues in 2 repositories
6 contributions in private repositories Apr 5 – Apr 12

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