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People / Joan Qiu
JQ
Career profile

Joan Qiu

Building @ Sierra

United States

Career path.

  1. Sierra

    Data Science

    Oct 2025 - Present
  2. Block

    Head of Data Science and Analytics, Square Banking

    Dec 2021 - Jul 2025
  3. Wish

    Software Engineering Manager

    Dec 2018 - Nov 2021
  4. Wish

    Senior Software Engineer

    Jul 2017 - Nov 2018
  5. Capital One

    Principal Data Scientist

    Jun 2016 - Jun 2017
  6. Capital One

    Senior Data Scientist

    Jul 2015 - Jun 2016
  7. Capital One

    Data Scientist

    Feb 2014 - Jun 2015