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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 16.7k 2.8k

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

    Python 6.3k 446

1,559 contributions in the last year

Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Mon Wed Fri

Contribution activity

July 2021

Created a pull request in ray-project/ray that received 15 comments

[Runtime Env] Refactor local dev mode for linking ray packages

Why are these changes needed? This PR makes it possible to run test_runtime_env_complicated in local dev machine without the CI environment. It ac…

+201 −188 15 comments
Reviewed 38 pull requests in 3 repositories
ray-project/ray 36 pull requests
ray-project/releaser 1 pull request
kubeflow/kfserving 1 pull request

Created an issue in ray-project/ray that received 6 comments

runtime_env not using the right env?

➜ /tmp ipython Python 3.7.7 (default, May 6 2020, 04:59:01) Type 'copyright', 'credits' or 'license' for more information IPython 7.25.0 -- An enha…

8 contributions in private repositories Jul 1 – Jul 21

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