Leon (Cheng) Yu
AI转型合伙人 at 4Paradigm 第四范式- Claim this Profile
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Bio
Credentials
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Programming for Everybody (Getting Started with Python)
CourseraFeb, 2018- Nov, 2024
Experience
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4Paradigm 第四范式
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China
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Software Development
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100 - 200 Employee
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AI转型合伙人
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Dec 2021 - Present
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中国海洋石油集团有限公司
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China
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1 - 100 Employee
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投资估算工程师
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Jul 2020 - Dec 2021
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IQVIA
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United States
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Hospitals and Health Care
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700 & Above Employee
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statistian
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Apr 2019 - Jul 2020
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Tencent
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China
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Software Development
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700 & Above Employee
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Data Scientist Intern
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Jun 2018 - Aug 2018
• Prototyped a recommendation system with collaborative filtering algorithm to customize the projects promotions, which was recognized as the star intern project by leadership team • Conducted persona research by python to profile users and help operation team define data-driven operation strategies • Upgraded Hadoop Clusters and optimized configurations, implemented on Linux terminal emulator, to improve the large scaled data processing efficiency and reliability, reduced data storage overhead from 200% to 50% • Predicted individuals and organizations' contributions by utilizing decision tree models(bagging, boosting, random forests, Bayes Additive Regression)to determine the gift matching for projects and accelerated the project process Show less
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JGR Capital
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New York, New York
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Finance Analyst Intern
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Aug 2017 - Oct 2017
• Conducted the revenue and expenditure forecast scenarios for the clients and made market researches on variety of industry with three-statement financial models. • Conducted fundamental credit and broad economic research on companies within assigned sectors and conducted time series analysis to predict the company stock price, meanwhile analyzed risk factors based on client needs. • Monitored adherence to risk exposure for all trading activities using quantitative measure, which include Value at Risk (VaR), and Credit Valuation Adjustment (CVA). • Performed advanced data and statistical analysis in support of and the creation of statistical models, including PCA, Time Series analysis, regression and multivariate models. • Utilized the comprehensive suite of SAS tool to accurately quantify risk exposure. Monitored counter party credit risk based on potential future exposure by running the transactions through a Monte Carlo simulation. Show less
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Standard Chartered Bank
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United Kingdom
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Banking
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700 & Above Employee
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Summer Intern
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Jun 2015 - Aug 2015
• Organized symposiums with topics such as The Risk of Economic Structures and Financial Markets, corresponded with speakers; performed advanced data and statistical analysis in support of and the creation of statistical models • Hands on experience with Scoring Card and Portfolio domain in financial models also on Risk Dimensions using VBA. • Highly motivated, organized with excellent analytical and communication skills in establishing effective marketing task priorities as a team player with result-oriented attitude. Show less
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Education
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Columbia University in the City of New York
Master's degree, applied statistics -
University of Utah
Bachelor's degree, mathematics