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Qinguo Liu

Qinguo Liu

Operations & Trade Processing Intern

Followers of Qinguo Liu432 followers
location of Qinguo LiuFort Worth, Texas, United States

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  • Timeline

  • About me

    Data Science @ GM Financial | Data Science @ Columbia Engineering | Applied Math @ WUSTL | Former Child

  • Education

    • Columbia Engineering

      2023 - 2024
      Master of Science - MS Data Science

    • Washington University in St. Louis

      2019 - 2023
      Bachelor of Arts - BA, cum laude Applied Mathematics, Computer Science, Philosophy 3.88 / 4.00

      Activities and Societies: WashU Spring Ensemble Chinese Music Club

    • Shanghai Foreign Language School Affiliated to SISU

      2012 - 2019

      Activities and Societies: Atempo Classical Music Club: Vice President/Piano

  • Experience

    • Purekind Fund CO. Ltd.

      Jun 2021 - Aug 2021
      Operations & Trade Processing Intern

      Analyzed internal data reports, detected data anomaly and wrote report on null and invalid values, improving efficiency between investment and operations department by 3x.

    • Machine Learning and Natural Language Processing Research

      May 2022 - Sept 2022
      Student Researcher alongside CMU Prof. Pradeep Ravikumar

      Improve on the DANCER time-aware debiasing method for recommender systems by replacing its original model – matrix factorization – with a deep-learning model, neural collaborative filtering (NCF). By tuning on a semi-synthetic dataset based on MovieLens-Latest-small, we provide a sensitivity analysis on the performance of NCF models with respect to different propensity settings, learning rate, embedding size, and decay.

    • Roland Berger

      May 2022 - Aug 2022
      Management Consulting Intern

      Participated in market & industry research on a case to boost profitability for a leading Chinese meat company. Predicted market trend using linear regression and interviewed experts in the field to propose management solutions.

    • 翊森科技（Yisen Tech）

      Feb 2023 - May 2023
      Data Analytics Intern

      Designed and ran multi-arm experiment on emails sent to 480,000 users of 24 treatment groups to improve conversion rate using One-Sample Proportions A/B test and time series analysis.

    • Acegent Network Technology Co. Ltd. (Highest Revenue TikTok Partner)

      Jul 2023 - Aug 2023
      Data Analytics Intern

      Extracted and engineered data to launch an interatcive BI dashboard, providing a platform for clear and efficient interdepartmental communication as well as delivering comprehensive reports to our clients.

    • Nestlé Purina North America

      Jun 2024 - Aug 2024
      Data Science Intern

      Developed automated continuous program that provides weekly-updated confidence intervals for future order fulfillment and early alert system to identify anomalous products.

    • GM Financial

      Sept 2024 - Dec 2024
      Pricing Analyst Intern

      Designed a classification-regression pipeline in Python to identify prepaying customers and predict prepayment amount, delivering feature importance analysis to uncover key drivers of prepayment behavior

    • GM Financial

      Feb 2025 - now
      Data Scientist I

  • Licenses & Certifications

    • Bachelor of Arts, cum laude

      Washington University in St. Louis
      Jun 2023

    • Master of Science in Data Science

      Columbia Engineering
      Feb 2025

  • Honors & Awards

    • Awarded to Qinguo Liu
      Ross Middlemiss Award in Mathematics WUSTL Math Department May 2023 Awarded to a graduating math major with an outstanding record (2/86).

  • Volunteer Experience

    • Student Body Management, Leader of Social Department

      Issued by LinkAfar Volunteering Program on Jul 2020
      LinkAfar Volunteering ProgramAssociated with Qinguo Liu