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People / Haozheng Ni
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Career profile

Haozheng Ni

Data Science @ OpenAI | Ex-Roblox/Tiktok/Facebook

San Francisco Bay Area

Career path.

  1. OpenAI

    Member of Technical Staff

    May 2026 - Present
  2. Roblox

    Staff Data Scientist | Discovery

    Jan 2025 - May 2026
  3. TikTok

    Staff Data Scientist

    Jul 2024 - Jan 2025
  4. TikTok

    Tech Lead Data Scientist

    Aug 2021 - Sep 2024
  5. Facebook

    Research Data Scientist

    Mar 2019 - Aug 2021
  6. Lazard

    Data Scientist Intern

    May 2018 - Dec 2018
  7. Data Science Institute, Columbia University

    Research Assistant

    Sep 2017 - Feb 2018
  8. Mercer

    Summer Intern

    Jun 2017 - Aug 2017
  9. Shanghai Pudong Development Bank

    Summer Intern

    Aug 2014 - Aug 2014
  10. Aegon-Industrial Fund

    Summer Intern

    Jun 2014 - Jul 2014