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Career profile

Mariya Osadchaya

AI Safety & Model Behavior | Constitutional AI | Product × Policy

San Francisco, California, United States

Career path.

  1. OpenAI

    AI Model Behavior, Safety & Evaluation | Constitutional AI

    Nov 2025 - Present
  2. Humanitarian AI Initiative

    Co-founder & Technical Lead

    Dec 2022 - Jul 2024
  3. Mishe

    Co-founder and Chief Product Officer

    Jul 2022 - Oct 2022
  4. Twitter

    Responsible ML & Algorithmic Accountability, Cortex

    Apr 2020 - Dec 2021
  5. Mercury

    Head of Growth & New Products

    Jun 2019 - Apr 2020
  6. owntury

    Founder/CEO (Acquired)

    Jan 2018 - Jan 2019
  7. South Park Commons

    Member

    Jan 2018 - Jan 2019
  8. Speedinvest

    Principal, US Operations

    Jun 2016 - Jan 2018
  9. driverly.me

    Advisor, Founder

    Jan 2015 - Jan 2019
  10. JRJ Group

    Investment Associate | FIG & Fintech Turnaround PE

    Mar 2014 - May 2016
  11. Kestrel Investment Partners

    Analyst

    Jan 2013 - Mar 2014
  12. HgCapital

    Analyst

    Jun 2012 - Dec 2012
  13. Goldman Sachs

    Analyst | M&A, FIG IBD

    Jan 2012 - Dec 2012