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曲培文
Senior Data Scientist at Capital One
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曲培文

Senior Data Scientist at Capital One
Data Scientist | 5 years | Financial Industry • Led and managed multiple data science projects that enhanced operational efficiency, saving the company thousands of labor hours annually. Demonstrated expertise in machine learning, predictive modeling, and advanced analytics to drive data-driven decision-making. • Developed and implemented Python-based solutions for data collection, data processing, exploratory data analysis, machine learning, and Natural Language Processing (NLP). Optimized machine learning models through hyperparameter tuning, data preprocessing, and feature engineering, and contributed to projects tackling large-scale data challenges. Analyst | 2 years | Hedge Fund • Analyzed global market data, constructed financial models, and conducted comprehensive research on companies. Delivered visualized insights and strategic recommendations to the CEO, contributing to a 3% market outperformance and helping the firm avoid a potential 20% loss.
Capital One
University of Maryland - Robert H. Smith School of Business
台北市, 台灣
United States・Taiwan・South Korea

Featured Resume

Last updated on Mar 12th 2025

Professional Background

  • Current Status
    In military service
  • Profession
    Investment, Stock Manager
    Data Scientist
    Data Analyst
  • Fields
    Banking
    Investment Banking
  • Work Experience
    4-6 years (4-6 years relevant)
  • Management
  • Skills
    Word
    Excel
    PowerPoint
    Python
    SQL
    AWS
    Tableau
    Machine Learning
    Data Analysis
    Data Science
    Agile Project Management
    Scrum Methodology
    Jira . Scrum . Agile
  • Languages
    English
    Professional
    Korean
    Native or Bilingual
    Chinese
    Native or Bilingual
    Japanese
    Intermediate
  • Highest Level of Education

Job Search Preferences

  • Current Status
    Ready to interview
  • Desired Job Type
    Full-time
    Interested in working remotely
  • Desired Positions
    Data Scientist, Data Analyst, Machine Learning Engineer
  • Desired Work Locations
    Taipei City, Taiwan
  • Freelance

Work Experience

Senior Data Scientist - Principal Associate

Feb 2022 - Jun 2024
2 yrs 5 mos

Data Scientist - Senior Associate

Jan 2020 - Jan 2022
2 yrs 1 mo
Virginia, United States

Teaching Assistant

Apr 2019 - Dec 2019
9 mos

Data Scientist Intern, Business Intelligence

Jun 2019 - Aug 2019
3 mos
• Collected data from websites and leverage Beautiful Soup and Regex to extract key information • Led a Text Mining project using gigabytes of text data to predict rare financial outcome. Use NLP tools such as NLTK, spaCy, and gensim to preprocess data for keyword search and Tf-idf weighting. • Improved data quality by handling imbalanced data and applied feature selection techniques. • Developed supervised machine learning models such as SVM, Logistic Regression, Naive Bayes, and Random Forest. Created pipeline to streamline the process and optimized hyperparameters, achieving a well-received model with 80%+ accuracy and 70%+ recall.

Analyst Intern

Sep 2017 - May 2018
9 mos
Newport Beach, Orange County, California, United States
• Provided in-depth analysis on global companies including industries, operations, strategies, and built financial models for valuation, which helped the company outperform the market by more than 3%.

Analyst Intern

Feb 2015 - May 2015
4 mos
Taipei City, Taiwan
•Completed quantitative and qualitative analysis on target companies, such as earnings, competitive advantage, and market outlook using Capital IQ to help senior analysts. •Monitored company’s databases to ensure financial statements’ accuracy, and updated the company’s monthly financial metrics via Excel financial models.

Education

Master of Science (MS)
business analytics
2018 - 2019
Non-Degree Program (e.g. Coursera certificate)
Finance, General
2017 - 2018
Bachelor’s Degree
Finance, General
2012 - 2016

Licenses & Certifications

Logo of the organization.

Amazon Web Services Solutions Architect Associate

Amazon
Expiration Date: Jul 2023
LinkedIn
Issued Aug 2019
No Expiration Date
LinkedIn
Issued Aug 2019
No Expiration Date