Roy Yang
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Roy Yang Email & Phone Number

Data Science Manager at Stripe
Location: San Francisco Bay Area, United States 9 work roles 2 schools
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Current company
Stripe
Role
Data Science Manager
Location
San Francisco Bay Area, United States
Company size
3037 employees

Who is Roy Yang? Overview

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Quick answer

Roy Yang is listed as Data Science Manager at Stripe, a with 3037 employees, based in San Francisco Bay Area, United States. AeroLeads shows a matched LinkedIn profile for Roy Yang.

Roy Yang previously worked as Staff Data Scientist at Stripe and Senior Data Scientist at Stripe. Roy Yang holds Master'S Degree, Statistics, 3.9/4 from Ucla.

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Stripe

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Profile bio

About Roy Yang

I am a professional data scientist with extensive exposure to large-scale structured and unstructured datasets from different domains including but not limited to online retailing, legal documents, media articles and medical devices. Supervised Learning(classification): Deep Learning, Logistic Regression, SVM, Random ForestUnsupervised Learning(clustering): K-meanNatural Language Processing: POS tagging,Noun phrases extraction, tf-idf, LDATime Series Forecasting: SARIMA, Holt Winters, SVR, Random Forest Regression Skills: Python, SQL, R, MongoDB/NoSQL, Redis, Linux/Unix, SEMrush, Google Trends/CorrelatePython packages: numpy, pandas, multiprocessing,sklearn, nltk, lda, gensim, caffe, urllib, bokeh, textblob, seleniumMy Personal Webpage: www.royyang.net

Current workplace

Roy Yang's current company

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Stripe
Stripe
Data Science Manager
san francisco, california, united states
Website
stripe.com
Employees
3037
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9 roles

Roy Yang work experience

A career timeline built from the work history available for this profile.

Data Science Manager

Current
Stripe

San Francisco Bay Area

Sep 2023 - Present

Staff Data Scientist

Stripe

San Francisco Bay Area

Aug 2022 - Sep 2023

Senior Data Scientist

Stripe

San Francisco Bay Area

Sep 2020 - Aug 2022

Senior Data Scientist

Uber

San Francisco, California, United States

Mar 2020 - Sep 2020

Data Scientist Ii

Uber

San Francisco, California, United States

Sep 2018 - Mar 2020

Data Scientist I

Uber

San Francisco, California, United States

Forecasting Platform TeamDeveloped a novel event-based model to forecast Uber's global business metrics. My model achieved <3% error rate for several major holidays and was used across many engineering teams at Uber.Designed and implemented the first supply/demand forecasting model for Uber FreightAuthored Omphalos, Uber's parallel, and language-extensible time series backtesting framework. This work is featured in a popular UBER engineering blog (5k+ likes from social media): https://eng.uber.com/omphalos/A major contributor to autoForecaster, an internal low-latency API that powers on-demand real-time forecasting use cases.Tools used: Tensorflow, Keras, Pyro (Uber's open source probabilistic programming language), Prophet, HybridForecast.

Mar 2017 - Sep 2018

Data Scientist

Factual Inc

Greater Los Angeles Area

Work on Factual's Predict TeamExistence: classification models to predict probability of existence of a business placePlace Attachment: probabilistically attach mobile device to a POI based on timestamp and lat/lngPlace Time Rank: Social popularity of places based time-of-day, day-of-week and categoryTool used: Scala, Python, MongoDB, PostGIS, Drake, Bash, Java, Git

Mar 2016 - Mar 2017

Data Scientist Intern

Demand Media

Greater Los Angeles Area

Trained a GPU-based deep learning model under caffe framework using googLeNet architecture to classify 800,000 unlabeled images from ehow.com Applied Latent Dirichlet Allocation to cluster 100,000 health-related articles from Livestrong.com Calculated in-cluster pairwise cosine similarity between articles and made recommendations based on similarity scoreImproved click-throug-rate by ~1% with 99% confidence according to A/B testing.Built an automatic time series forecasting model for 400,000 seasonal trending search phrases based on data from SEMrush, Google trends and Google Correlate using Holtwinters and SARIMA.

Jun 2015 - Dec 2015

Data Scientist Intern

Slickdeals, Llc

Greater Los Angeles Area

Developed and Implemented a random forest predictive model for deal recommendation system which achieved 85% accuracy and 50% increase in deal moving time.

Jun 2014 - Oct 2014
Team & coworkers

Colleagues at Stripe

Other employees you can reach at stripe.com. View company contacts for 3037 employees →

JM Juan Marron Juan Marron Colleague at StripeUnited States View → SY Siavash Yousefi Siavash Yousefi Colleague at StripeBoston, Massachusetts, United States View → EW Evan Wood Evan Wood Colleague at StripeNew York, United States View → JK Jyothis Kolangaden Jyothis Kolangaden Colleague at StripeBengaluru, Karnataka, India View → AM Andrew Ma Andrew Ma Colleague at StripeSan Diego Metropolitan Area, United States View → EL Evan Luthringer Evan Luthringer Colleague at StripeDenver, Colorado, United States View → FC Fang Chun (Jyn) Lin Fang Chun (Jyn) Lin Colleague at StripeSeattle, Washington, United States View → SS Sheraz Syed Sheraz Syed Colleague at StripeUnited States View → VK Valerie Killian Valerie Killian Colleague at StripeBrooklyn, New York, United States View → PM Pragya Mehta Pragya Mehta Colleague at StripeGreater Seattle Area, United States View →
2 education records

Roy Yang education

Master'S Degree, Statistics, 3.9/4

Ucla

Activities and Societies: Graduate Student Researcher

Bachelor’S Degree, Precision Instruments, 3.75/4

Tsinghua University

Activities and Societies: Street Dance ClubRecipient of "Yichong Huang" Scholarship

FAQ

Frequently asked questions about Roy Yang

Quick answers generated from the profile data available on this page.

What company does Roy Yang work for?

Roy Yang works for Stripe.

What is Roy Yang's role at Stripe?

Roy Yang is listed as Data Science Manager at Stripe.

Where is Roy Yang based?

Roy Yang is based in San Francisco Bay Area, United States while working with Stripe.

What companies has Roy Yang worked for?

Roy Yang has worked for Stripe, Uber, Factual Inc, Demand Media, and Slickdeals, Llc.

Who are Roy Yang's colleagues at Stripe?

Roy Yang's colleagues at Stripe include Juan Marron, Siavash Yousefi, Evan Wood, Jyothis Kolangaden, and Andrew Ma.

How can I contact Roy Yang?

You can use AeroLeads to view verified contact signals for Roy Yang at Stripe, including work email, phone, and LinkedIn data when available.

What schools did Roy Yang attend?

Roy Yang holds Master'S Degree, Statistics, 3.9/4 from Ucla.

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