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Ray Jiang
Vice President @AmeriHome Mortgage Company, LLC
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WORK HISTORY
Vice President @AmeriHome Mortgage Company, LLC
1)Own the monthly and quarterly Mortgage Servicing Rights (MSR) reporting processes for members of the quantitative team, portfolio managers, and executive board.2)Validate and tune critical models and assumptions using PolyPaths, AFT, ADCO, which includes prepay model, delinquent model, mortgage rate model, recapture model, servicing cost assumption, etc.3)Responsible for portfolio hedging support, which includes daily risk runs, PnL reports, summary reports, model release risk impact estimation, ad hoc supports, etc4)Performs stress tests on underlying MSR, EBO, and market representative. Performs sensitivity tests for model validation and auditing purpose.5)Provide critical quantitative support by managing and maintaining database and procedures, implementing financial tools with SQL, Excel, etc.6)Manipulate and analyze various data from internal or external sources, develop related financial models using SQL server, and generate visualized repot using Power BI and Tableau.7)Develop and maintain quantitative models with machine learning and Python.
EDUCATION
University of Minnesota
Bachelor of Arts (B.A.), Statistics
UCLA
Master's degree, Applied Statistics
ABOUT RAY JIANG
Vice President at AmeriHome Mortgage Company, LLC
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