Dayoun Han Email & Phone Number

San Jose, Ca, Us

Austin, Texas, United States

San Antonio, Texas Metropolitan Area

• Improved business processes maintaining a Tableau dashboard, optimizing SQL queries efficiently. • Reported financial metrics narrating trends of business performance, along with industry trends. • Delivered root cause analysis of adverse development by querying and reviewed drivers in either weather, demographic, geographic, etc.

San Antonio, Texas, United States

• Wrote SQL queries defining and analyzing business problems using functions such as CTE, Window etc.• Implemented Exploratory Data Analysis(EDA) by discovering correlations among variables such as customer information, business events.• Presented and visualization meaningful findings with a business objective, significant observations, and recommendations.

Houston, Texas, United States

• Forecasted demand planning using Simple Exponential Smoothing Holt Winter's Exponential Smoothing and various business adjustments.• Monitored and improved forecasting accuracy, MAPE by analyzing data and initiating business adjustment.• Delivered a demand plan presenting analysis of history demand and plan with visualization.

Austin, Texas, United States

• Managed 5 customer accounts supporting customer request, reporting issues, and budgeting cost. • Issued purchase order to maintain customer's required level of inventory and assist customer's order request.

Master Of Science - Ms, Data Science

Bachelor'S Degree, Economics