Image of Woojin Kim

Woojin Kim

Watson Cognitive Software Engineer Intern @ IBM Watson

Engineering Manager at Yelp

San Francisco, California

Ranked #1,093 out of 21,860 for Watson Cognitive Software Engineer Intern in California

Section title

Woojin Kim's Email Addresses & Phone Numbers

Woojin Kim's Work Experience

IBM Watson

Watson Cognitive Software Engineer Intern

June 2016 to August 2016

San Francisco Bay Area

Columbia University

Graduate Research Assistant

March 2013 to December 2014

New York, NY

Cornell University

Undergraduate Research Assistant

October 2009 to August 2012

Ithaca, NY

Woojin Kim's Education

Columbia University in the City of New York

Master of Science (MS), Data Science, 3.88/4.00

2015 to 2016

Columbia University in the City of New York

Master of Science (MS), Chemical Engineering

2012 to 2013

Cornell University

Bachelor of Science (BS), magna cum laude, Chemical Engineering

2008 to 2012

Woojin Kim's Professional Skills Radar Chart

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Perceptive
Autonomous
Deep

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Based on our findings, Woojin Kim is ...

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48% Right Brained

Woojin Kim's Estimated Salary Range

About Woojin Kim's Current Company

IBM Watson

• Used term frequency–inverse document frequency (TF-IDF) and latent semantic analysis (LSA/LSI) techniques to vectorize texts, then classified entities as belonging to specific domains using support vector machine (SVM)• Used LSA / singular value decomposition (SVD) for document de-duplication and article clustering with k-means clustering• Technologies: Python (Pandas, NumPy, scikit-learn, matplotlib), R (ggplot2), Elasticsearch

Frequently Asked Questions about Woojin Kim

What company does Woojin Kim work for?

Woojin Kim works for IBM Watson


What is Woojin Kim's role at IBM Watson?

Woojin Kim is Watson Cognitive Software Engineer Intern


What is Woojin Kim's personal email address?

Woojin Kim's personal email address is w****[email protected]


What is Woojin Kim's business email address?

Woojin Kim's business email addresses are not available


What is Woojin Kim's Phone Number?

Woojin Kim's phone (213) ***-*382


What industry does Woojin Kim work in?

Woojin Kim works in the Information Technology and Services industry.


Who are Woojin Kim's colleagues?

Woojin Kim's colleagues are Rahul RV, Charles Hyde, Tyler Scott, Surashree Kulkarni, Anokhi Parikh, Saranyu Phusit, Nicole Dorros, Jennifer Wang, Ivan Febles, and Jose Vidales


About Woojin Kim

💼 Past Experience

Woojin Kim’s current work experience at IBM Watson in San Francisco Bay Area, CaliforniaWoojin Kim is a Watson Cognitive Software Engineer Intern at IBM Watson from June 2016 to August 2016 (3 months). In this role, Woojin Kim used TF-IDF and LSA/LSI techniques to vectorize texts, then classified entities as belonging to specific domains using support vector machine (SVM). He also used LSA / singular value decomposition (SVD) for document de-duplication and article clustering with k-means clustering.Woojin Kim’s other work experiences include graduate research assistant at Columbia University from March 2013 to December 2014 (1 year 10 months) in New York, New York. Moreover, Woojin Kim was also a graduate research assistant at Cornell University from October 2009 to August 2012 (2 years 11 months) in Ithaca, New York. In this role, Woojin Kim analyzed and modified computational models of embryonic stem cells with mass balance principles in order to study the behavior of a bimodal population, specifically Nanog. He also created a population using Pareto Optimal Ensemble Techniques (POETs) then analyzed using sensitivity and coupling analyses. and created and visualized computational models of breast cancer cells in order to study cell events and drug delivery by studying the connections and effects of various cell components, including the MAPK/ERK and JAK-STAT pathways.Lastly, Woojin Kim is a Senior Machine Learning Engineer at Yelp from January 2017 to September 2019 (2 years 9 months). He is responsible for developing consumer-related machine learning models and consumer metrics at Yelp. As a senior machine learning engineer, Woojin Kim is also responsible for leading and implementing personalization in prediction models for business recommendation, creating click prediction models and implementing personalization for improved ad experience and targeting, creating category embeddings and similarity models for better category understanding and expansion, and implementing gradient-boosted decision tree (GBDT) model and pipeline for prediction modelling.


🎓 Education

Woojin Kim's education has focused on chemical engineering, with a focus on data science and machine learning. Kim has completed a Master of Science (MS) in Data Science from Columbia University in New York City in 2015, and a Master of Science (MS) in Chemical Engineering from Columbia University in New York City in 2012. Kim has also held visiting undergraduate degrees at The University of British Columbia in 2008 and 2009.


💡 Technical & Interpersonal Skills

Woojin Kim has various engineering skills and experience in makingredictions relating to online advertising, user activity, and human behavior. He has produced models of consumer inconvenience and satisfaction, and is best known for his development of click prediction models, which can be used to improve the business experience and target specific users. In addition to his engineering skills, Woojin Kim has a background in user modelling and metrics intelligence, which he utilizes to develop models forcasterating long-term user value and retention, and business owner identification.


Woojin Kim’s Personal Email Address, Business Email, and Phone Number

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In a nutshell

Woojin Kim's Personality Type

Introversion (I), Sensing (S), Thinking (T), Perceiving (P)

Average Tenure

1 year(s), 11 month(s)

Woojin Kim's Willingness to Change Jobs

Unlikely

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