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Ion Stoica

Co-author of the Ray and vLLM papers; UC Berkeley professor and co-founder of Databricks and Anyscale

Ion Stoica is a Professor of Computer Science at UC Berkeley, where Stoica directs the Sky Computing Lab, and the Executive Chairman of Databricks and Anyscale, two of the three companies Stoica co-founded. Stoica's research sits at the intersection of AI and systems, cloud computing and distributed systems. Current projects listed on Stoica's homepage include Chatbot Arena, the vLLM inference engine, SkyPilot, the Ray distributed execution framework and Apache Spark, and Stoica is a co-author of the papers introducing Ray and vLLM's PagedAttention. Stoica is also an advisor to LMSYS.12453

Work

  • RayOpen-source code

    Co-author of "Ray: A Distributed Framework for Emerging AI Applications" (2017); Stoica's homepage lists Ray as a current project. The ray-project/ray repository is Apache-2.0 licensed.416

    Project page (external site: github.com)

  • vLLMOpen-source code

    Co-author of "Efficient Memory Management for Large Language Model Serving with PagedAttention" (2023), the vLLM paper; Stoica's homepage lists vLLM as a current project. The vllm-project/vllm repository is Apache-2.0 licensed.517

    Project page (external site: github.com)

This profile covers public professional work only, from the sources below. It is not an endorsement or a ranking. To correct or remove it, use the correction form.

Sources · reviewed Oct 13, 2026

  1. 1.
    Ion Stoica's Home Page (external site: people.eecs.berkeley.edu)

    Ion Stoica (UC Berkeley EECS) · Official page · accessed Oct 13, 2026

  2. 2.
    Ion Stoica — short bio (external site: people.eecs.berkeley.edu)

    Ion Stoica (UC Berkeley EECS) · Official page · accessed Oct 13, 2026

  3. 3.
    About LMSYS (officers and advisors) (external site: lmsys.org)

    LMSYS · Official page · accessed Oct 13, 2026

  4. 4.
  5. 5.
  6. 6.
    ray-project/ray repository (Apache-2.0 license) (external site: github.com)

    Ray (GitHub repository) · Repository · accessed Oct 13, 2026

  7. 7.
    vllm-project/vllm repository (Apache-2.0 license) (external site: github.com)

    vLLM (GitHub repository) · Repository · accessed Oct 13, 2026

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