Image of Rensheng Zhou

Rensheng Zhou

Data Scientist

Data Scientist at Airbnb (Risk)

San Francisco Bay Area

Section title

Rensheng Zhou's Email Addresses & Phone Numbers

Rensheng Zhou's Work Experience

Square

Data Scientist

February 2015 to Present

San Francisco Bay Area

Amazon

Machine Learning Scientist ||

January 2013 to January 2015

Georgia Institute of Technology

Research Assistant

August 2008 to December 2012

Rensheng Zhou's Education

Georgia Institute of Technology

PhD Industrial Engineering

2008 to 2012

Georgia Institute of Technology

M.S. Statistics

2008 to 2012

Nanjing University

B.S. Mathematrics

2004 to 2008

About Rensheng Zhou's Current Company

Square

Risk & Underwriting Intelligence

About Rensheng Zhou

📖 Summary

Diving in risk industry with machine learning and statistical skills. Specialties: Technical Skills: --- Statistics: regression, dimension reduction, model selection, classification, clustering, Bayesian methods, nonparametric models, mixed-effects models, experimental design; --- Optimization: linear/nonlinear/stochastic optimization Computer Skills: --- Extensive experience in R, Matlab and SAS (SAS Certified Base and Advanced Programmer) --- Some experience in Oracle, MySQL, Python, WinBUGS and Perforce --- Platforms: Windows/LinuxData Scientist @ Risk & Underwriting Intelligence From February 2015 to Present (11 months) San Francisco Bay AreaMachine Learning Scientist || @ Fraud prevention and detection From January 2013 to January 2015 (2 years 1 month) Research Assistant @ --- Research Interests: functional/longitudinal data analysis, reliability/survival analysis, data mining/machine learning --- Thesis Project: degradation-based lifetime prediction of engineering systems --- Two papers published, One paper under revision, Two papers to be submitted --- One of four finalists in the 2009 INFORMS QSR Best Student Paper Competition --- Presentations at INFORMS (2009,2010,2011) and JSM (2012) From August 2008 to December 2012 (4 years 5 months) Intern, Transaction Risk Management Team @ --- Time series estimation and forecasting for fraud chargebacks (ARIMA models, state space models) --- Large scale fraud detection (wavelet analysis, changepoint analysis, random forest models) From May 2012 to August 2012 (4 months) Intern, Biometrics Research Deptartment @ --- EEG data analysis for treatment effects estimation (multilevel functional PCA models) From June 2011 to August 2011 (3 months) Teaching Assistant @ --- Assisted instructors in teaching one graduate and three undergraduate statistics courses From August 2008 to May 2010 (1 year 10 months) PhD, Industrial Engineering @ Georgia Institute of Technology From 2008 to 2012 M.S., Statistics @ Georgia Institute of Technology From 2008 to 2012 B.S., Mathematrics @ Nanjing University From 2004 to 2008 Rensheng Zhou is skilled in: Matlab, LaTeX, Machine Learning, R, SAS, MySQL, Oracle, Python, C++, Data Mining, Dimension Reduction, Regression, Model Selection, Operations Research, Bayesian methods, Non-parametric methods, Java, Large Scale Systems, Fraud Detection


Rensheng Zhou’s Personal Email Address, Business Email, and Phone Number

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Frequently Asked Questions about Rensheng Zhou

What company does Rensheng Zhou work for?

Rensheng Zhou works for Square


What is Rensheng Zhou's role at Square?

Rensheng Zhou is Data Scientist


What is Rensheng Zhou's personal email address?

Rensheng Zhou's personal email address is z****[email protected]


What is Rensheng Zhou's business email address?

Rensheng Zhou's business email addresses are not available


What is Rensheng Zhou's Phone Number?

Rensheng Zhou's phone (**) *** *** 227


What industry does Rensheng Zhou work in?

Rensheng Zhou works in the Information Technology and Services industry.


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Rensheng Zhou's Personality Type

Extraversion (E), Intuition (N), Feeling (F), Judging (J)

Average Tenure

1 year(s), 7 month(s)

Rensheng Zhou's Willingness to Change Jobs

Unlikely

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