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Data Human Resources

Location:
New York, New York, United States
Posted:
January 24, 2018

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Jingyi (Joy) Zhao

ac36d8@r.postjobfree.com 917-***-**** 21 West End Ave RM 1522, New York, NY 10023 LinkedIn: www.linkedin.com/in/zhaojingyi EDUCATION

Columbia University in the City of New York, Graduate School of Arts and Sciences September 2016– December 2017 Master of Arts in Statistics; GPA: 3.3/4.0; GRE:327 Coursework: Advanced Machine Learning; Statistical Computing and Intro to Data Science; Bayesian Statistics; C++ Programming in Quantitative Finance; Statistical Inference; Linear Regression Analysis; Stochastic Methods in Finance; Linear Regression University of California, Santa Barbara, College of Letters and Science September 2012– June 2016 Bachelor of Science in Financial Mathematics and Statistics; GPA: 3.91/4.00 (College Honor top 1%) Coursework: SAS Base Programming; Intro to Python; Intro to Financial Mathematics; Risk Theory; Time Series Analysis; Numerical Analysis SKILL

Computer Skills: R, Python, SQL, Excel, C++, SAS, MATLAB, Tableau PROFESSIONAL EXPERIENCE

Guidepoint New York, NY

Data Insights Intern June 2017 – August 2017

• Worked with more than three million healthcare data all over the U.S. in data team to help with business decisions

• Used SQL performing data cleaning and multi-step data categorization

• Analyzed cleaned data, applied vlookups, pulled pivot table in Excel and visualized based on clients’ need

• Reported the outcome to clients by transforming professional data insights to business prospective DV Trading LLC. New York, NY

Assistant Research Intern January 2017 – May 2017

• Validated and modified C++-based trading process code provided by experienced traders

• Ensured error-free transaction process using back testing and fixing problems

• Worked on the Trade Server project in a group of three trying to improve the efficiency of the trading model

• Built a trade server to automatically read in and send predefined orders, login/logout messages PROJECT

Maximize Walmart Merchandise Stock Strategy by Data Analysis New York, NY

• Performed data cleaning on three large data sets provided by Walmart of its sales record for stores over the U.S. Oct 2016

• Found best subset of factors through Best Subset Selection method and Principle Component Analysis to reduce dimension

• Fitted multiple possible data models and used 10-fold Cross Validation to test the accuracy and reliability

• Came up with the best model/strategy we have that could maximize the efficiency of stock strategy for Walmart in the future Implementation of News Analysis in the Financial Market New York, NY

• Applied text learning to capture the actual meaning of new released news by training on past five years releases May 2017

• Programmed Bayes Classifier and decision tree using python to determine the class of the text “Positive” or “Negative”

• Compared and checked the trend of stock price and class of the news when they appeared moving in same direction or not

• Constructed a simple trading system and compared the market performance with and without news ACTIVITIES AND LEADERSHIP

Chinese Student Association (CSA), UC Santa Barbara Apr 2013 – May 2014 Head of Human Resources Department

• Coordinated 6 CSA departments and supervised the cooperation between each department.

• Successfully organized 11 events and earned more than 500 dollars to support organization operation

• Held speech regularly advertising for the organization and interviewed new applicants

• In charge of coming up ideas of events that could fit the budget and also maximized the return. INTERESTS

Museums (Arts and history); Kick boxing; Diving; Sking;



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