Experience

CVS Health | Senior Data Scientist

Jul 2020 - Present

  • Led multidisciplinary team of data engineers, data scientists, cold chain operation specialists to develop fridge
    temperature monitoring widget, minimizing COVID vaccine waste due to fridge malfuctions

  • Optimized 340B program hub & spoke model using Python Pyomo mixed integer programming, automating the hub
    selection process and freeing up $9 million cash flow annually

  • Created data layer on Azure and designed Tableau report for COVID Vaccine Distribution & Upcoming Demand Prediction, delivering one-stop data solution for key inventory metrics & shortage alerts

  • Developed algorithm and interactive Tableau report of drug waste & returns, enabling ad-hoc diagnostic analysis at
    store level or drug level of abnormal losses


MCKINSEY & COMPANY | Summer Associate

May 2019 - Aug 2019

  • Developed linear programming model containing 30k+ variables to minimize transportation cost for client, leading to
    annual savings of up to $12 million

  • Crafted work plans for logistics optimization initiatives with total annual impact of up to $7 million


Education

  • YALE SCHOOL OF MANAGEMENT | Master of Business Administration (MBA)

  • AUTONOMOUS UNIVERSITY OF BARCELONA | Master of Arts (MA), Translation, Interpretation, and Intercultural Studies

  • BEIJING LANGUAGE AND CULTURE UNIVERSITY | Bachelor of Arts (BA), Spanish Philology

Professional skillset

  • Machine Learning, Statistical Modeling, Optimization, Time Series Forecast, Simulations

    • Oracle SQL Developer, Teradata, Tableau, Power BI, Databricks, Trifacta, Alation

    • Programming languages: SQL, Python (numpy, pandas, scikit-learn, statsmodels, pyomo, pulp)

  • Business Strategy

  • Operations Strategy

  • Project Management

Languages

  • Chinese (native)

  • English (fluent)

  • Spanish (fluent)

  • French (intermediate)