Simon Mo

Simon Mo

About

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CEO and Cofounder
Berkeley, California, United States

Timeline

work
Job
school
Education

Résumé

Jobs verified_user 0% verified
  • Inferact
    CEO and Cofounder
    Inferact
    Nov 2025 - Current (9 months)
    Inferact is a startup founded by creators and core maintainers of vLLM, the most popular open-source LLM inference engine. Our mission is to grow vLLM as the world's AI inference engine and accelerate AI progress by making inference cheaper and faster.
  • CharacterAI
    Member of Technical Staff
    CharacterAI
    Jun 2024 - Oct 2025 (1 year 5 months)
    Landing GPU efficiency and inference optimizations for the leading LLM consumer app
  • vLLM
    Lead
    vLLM
    Sep 2023 - Current (2 years 11 months)
  • UC Berkeley Electrical Engineering Computer Sciences EECS
    PHD Student
    UC Berkeley Electrical Engineering Computer Sciences EECS
    Jan 2023 - Current (3 years 7 months)
    Leading vLLM, an LLM inference engine.
  • Anyscale
    Software Engineer
    Anyscale
    Jun 2019 - Jan 2023 (3 years 8 months)
    Built Ray Serve from zero to one
  • Berkeley RISE Lab
    Student Researcher
    Berkeley RISE Lab
    Oct 2017 - Jan 2020 (2 years 4 months)
    Worked on prediction serving system (Clipper), distributed computing system (Ray), and distributed DataFrames (Modin).
  • Berkeley Lab
    Student Assistant
    Berkeley Lab
    Jun 2017 - Jan 2018 (8 months)
    Built an end to end ML app for cell segmentation (train, test, batch inference).
Education verified_user 0% verified
  • UNIVERSITY OF CALIFORNIA BERKELEY
    Doctor of Philosophy - PhD, Computer Science, Computer Science and Philosophy
    UNIVERSITY OF CALIFORNIA BERKELEY
    Jan 2023 - May 2026 (3 years 5 months)
  • UNIVERSITY OF CALIFORNIA BERKELEY
    Bachelor's degree, Computer Science and Philosophy, Computer Science and Philosophy
    UNIVERSITY OF CALIFORNIA BERKELEY
    Jan 2016 - Dec 2019 (4 years)
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