Ding Jiayi Email & Phone Number

Mountain View, Ca, Us

550 Airport Blvd. #340, Burlingame, Ca94010

• Optimized target price calculation of bundle payment for care improvement advanced model through utilizing empirical Bayes approach, largely improved model prediction by reducing MSE by 8%.• Leaded cancer treatment and cost investigation. Organized technical expert panel meeting and reported to Centers for Medicare & Medicaid Services (CMS) for helping make further decision in adjusting Medicare coverage policy related to specific cancer treatment. • Drive development of quantitively model to aid Health Resources and Service Administration (HRSA) in disbursing approximately $15.4 billion of financial support to healthcare providers using the Provider Relief Fund. • Performed statistical analyses, including OLS and Logistic regression to evaluate CMS quality measures.• Experienced in Tableau to produce dashboard to visualize findings for different analyses, explaining changes in core metrics and trends.

Los Angeles, California, United States

Shanghai City, China

• Applied time-series models on 5-years historical sales data in RStudio to analyze the sales trend for 12 main categories, over 10000 products. Predicted the future sales and reported the forecasting low inventory level weeks and months to the head of the team.• Designed vendor evaluation template in Excel and completed almost 290 suppliers’ performance evaluations.• Assisted in global water bidding program. Communicated with cooperated hotel brand Radisson to negotiate the promotion detail and sought long-term cooperation opportunities.

Shanghai, China

• Completed weekly and monthly reports of emerging companies in the domestic wine industry, closely follow up stock changes and significant internal and external events of the company.• Forecasted Kweichow Moutai Company’s stock price based on time-series models and report to senior researchers.

Shanghai, China

• Used the RMF model to analyze consumer behavior and evaluate consumer value. Provided business insights to improve customer loyalty and improved a 2% improvement in the Watson store's conversion rate on the Taobao platform.• Performed data visualization in Tableau to demonstrate the quarterly sales performance for nearly 100 proprietary products and presented them to the market team.

Master Of Science - Ms, Information And Data Science

Master Of Science - Ms, Applied Economics And Econometrics, 3.87/4

Activities and Societies: Campus ambassador of USC International Academy

Bachelor'S Degree, Finance, General, 3.89/4

Activities and Societies: The First Prize Scholarship