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People / Hanfei Ren
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Career profile

Hanfei Ren

Software Engineer

San Mateo, California, United States

Career path.

  1. OpenAI

    Member of Technical Staff

    Feb 2026 - Present
  2. Pinterest

    Staff Software Engineer, Growth Activation

    Feb 2025 - Feb 2026
  3. Pinterest

    Staff Software Engineer, Core Serving Infra

    Sep 2024 - Jan 2025
  4. Pinterest

    Senior Software Engineer, Core Serving Infra

    Nov 2022 - Sep 2024
  5. Pinterest

    Senior Software Engineer, Shopping Experience

    Aug 2022 - Nov 2022
  6. Pinterest

    Software Engineer, Shopping Experience

    Jul 2019 - Aug 2022
  7. National University of Singapore

    Research Assistant

    Jan 2017 - May 2017