Data Scientist

Andrei L. Ciupan

Cambridge, MA ***** • 617-***-**** • aditom@r.postjobfree.com

EDUCATION

**** – 2014

**** – 2018

Cambridge, MA

HARVARD UNIVERSITY

A.B. in Mathematics, Cum Laude. GPA 3.71

A.M in Economics. GPA 3.41

•Website: https://aciupan.github.io/; Github; Projects; LinkedIn

•Machine learning experience in Python (pandas, numpy, scikit-learn, xgboost, tensorflow), R, SQL

•Coursework includes: Probability Theory, Statistics, Algorithms and Data Structures, Machine Learning, Linear Algebra, Microeconomic Theory, Game Theory

WORK

2015 – 2016

2019 – Present

Boston, MA

2018

2014 – 2015

Boston, MA

2012 – 2014

Cambridge, MA

DATA SCIENTIST, QUANTCO L.P. (Employee #6)

Quantco is a quantitative pricing and consulting startup with over 50 employees

•Main client: Wayfair.com (10 Million products, $6 Billion in revenue)

•Our pricing models increased client profits by 15 percent

•Led projects on predicting conversion, product clustering and experimentation

•Developed a comprehensive and efficient data science package for analysis, visualization and prediction

Research Engineer, CultureX (Employee #3)

CultureX uses expression-search methods to measure company culture

•Developed research projects motivated by topic analysis of text data

•Extensively used graph traversal algorithms and trie data structure variants

ASSOCIATE, ARROWSTREET CAPITAL (Research team)

Arrowstreet is a quantitative investment firm with $100 Billion under management

•Developed research projects motivated by financial econometrics

MEMBER, THE HARVARD LAMPOON HUMOR MAGAZINE (Business Board)

•Sold $24,000 in ads over a period of 8 weeks

RESEARCH

2013 – 2018

Cambridge, MA

EFFICIENT AUCTIONS WITH COMMON VALUES (paper)

•Senior thesis with Prof. Eric Maskin, Nobel Prize in Economics

•Developed an efficient auction design for a general class of auctions, extending previous work by Maskin

STRUCTURE OF STABLE MATCHINGS (1st paper, 2nd paper)

•Master’s thesis with Prof. Scott Kominers, Harvard University

•Proved foundational results in market design in an elementary way using new combinatorial objects

Teaching

2011 – 2017

Cambridge, MA

2009 – 2012

NY, CA

Harvard University

•Course assistant for Set Theory, Combinatorics, Market Design (Math 143, Math 155, Econ 2099)

•Taught class materials every week. Graded and helped compose assignments

Awesomemath Summer Camp

•Taught Olympiad Combinatorics, Geometry and Number Theory to gifted students for a period of 15 weeks

CONTESTS

2009 – Present

2007 – 2009

PROBLEM AUTHOR

•Composed problems for math magazines (American Mathematical Monthly)

•Composed problems for math and informatics Olympiads (Balkan Math Olympiad) and team selection test

PARTICIPANT

•7 Medals at International Contests, 5 Medals at the National Mathematics Olympiads

PERSONAL

•About me: active swimmer, tennis player and rock climber

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