About Me

Hi there! đź‘‹

I’m Ying Chai, a graduate student at Robert H. Smith School of Business, University of Maryland, majoring in Business Analytics.

For several years, I’ve been having a passion for data science and it has guided my academics and career path. I have three prior experiences so far with data science related internships, and the most recent one is working as a Data Analyst Intern in Xiaomi Technology in Beijing. Currently in graduate school, I’ve taken a variety of related courses including Database Management, Machine Learning, Data Visualization, etc., done several projects, and grown a better understanding of the analytical skills required in workplace, along with the business knowledge to excel my work.

Download my resumé.

Interests
  • Data Science & Machine Learning
  • Financial Risk Management
  • Business Analytics
Education
  • MS in Business Analytics, 2022

    University of Maryland, Robert H. Smith School of Business, USA

  • BS in Finance, 2021

    Guangxi University, China

  • Exchange Program in Finance, 2019

    Missouri State University, USA

Skills

r-project
R

Tidyverse, ggplot

Python
Python

Pandas, Scikit-learn, Seaborn

sql
SQL

Advanced query, Data pipelines

tableau-software
Tableau

Dashboard, Data Story, Web Analytics

excel
Advanced Excel

Pivot Table, V-Lookup, Solver

stat
Statistics

Statistical Models, A/B Testing

powerbi
Power BI

Data Visualization

ml
Machine Learning

Logistic Regression, Random Forest, XGBoost

Experience

 
 
 
 
 
Xiaomi Technology
Data Analyst Intern
Mar 2021 – Jun 2021 Beijing, China
  • Produced 10+ market research reports to analyze online video & streaming media industry and competitors to support decision making.

  • Selected metrics, created and maintained 5+ visualization dashboards in Tableau by building data pipelines connected to SQL database to monitor daily users’ behaviors and product performance.

  • Preprocessed (cleaning, transforming, and checking) the data in Python, applied statistical models and machine learning algorithm using Pandas and Scikit-learn to conduct explanatory and predictive analysis, to understand the effective elements to the business.

  • Collaborated with product team to implement A/B testing to improve product features, increasing users’ engagement rate by 20% and premium member conversion rate by 15%.

 
 
 
 
 
Changjiang Securities
Investment Consultant Intern
Jul 2020 – Aug 2020 Nanning, China
  • Automatically scraped financial data using Python Beautiful soup, eliminating redundancy and improving efficiency by 75%.

  • Conducted exploratory and explanatory analysis in Excel (pivot table and advanced functions) and Python (pandas) to the bond market data, and analyzed 5+ municipal bonds to predict the risks and future returns.

  • Tracked and predicted securities market trends of different industries and stock price trend of firms to support investment assessment.

  • Provided consultations for 100+ clients and developed potential clients by offering tailored financial portfolio products and maximizing clients’ financial benefits.

 
 
 
 
 
Industrial and Commercial Bank of China (ICBC)
Data Analyst Intern
Jan 2020 – Feb 2020 Nanning, China
  • Explored sales and consumers data of financial management products using linear regression model in SPSS, and targeted customers in different areas to increase sales by 10% MoM.

  • Conducted cluster analysis in Excel to identify potential clients, increasing deposits by $20K.

Contact

Hey, thanks for making it through here, I appreciate your time! Feel free to reach out to me through Linkedin/Email to hire me/team up for projects!