ZHANG Tianyi
Summary
Detail-oriented and analytical Data Analyst with a proven track record of extracting valuable insights from complex datasets. Strong problem-
solving skills with advanced techniques and adept at communicating complex findings in a clear and actionable manner
Overview
2024
2024
years of professional experience
4
4
years of post-secondary education
Work History
Data Analyst Intern
AI Homework Maopan Inc Remote
1 1 - Current
- Performed data analysis in SQL of AI Homework’s user experience and came up with data-driven solutions for optimization and modification, which resulted in a newer version of the application
Intern
Asia Innovations Group, AIG
Beijing
09.2021 - 12.2021
- Conducted A/B test to evaluate the impact of introducing a new feature to one of its apps on its monthly revenue
- Built auto-refreshed Tableau dashboards to track the key performance indicators of AIG’s live social products
- Collaborated with senior data scientists to develop and fine-tune a time series machine learning model used for predicting the future revenue growth of a newly introduced app
- Performed deep dive analysis in SQL of products’ user experience and came up with a solution for product optimization, which resulted in increasing the users’ satisfaction rate by 60%
Intern
Guotai Jun An Securities Co., Ltd
Shanghai
07.2021 - 08.2021
- Applied regression analysis and Monte Carlo simulations to predict stock prices and market trends
- Created visualizations and reports using Python to communicate insights and make informed recommendations to investors
Intern
ICBC Financial Leasing Co., Ltd
Beijing
07.2020 - 08.2020
- Optimized and automated the client information entry, ship mortgage file collection, and client loan clearance process by designing and coding a Python script decreasing operational overhead by 30%
Intern
China International Capital Corporation Limited
1 1 - 1 1
- Growth Enterprise Investment Banking Division, 2022
- Collaborated with cross-functional teams across Research, Risk, and Engineering on collecting, cleaning, and preprocessing raw data for analysis using Python packages including pandas, numpy and scikit-learn
- Conducted exploratory data analysis (EDA) in Python on over 5 GB datasets of pre-IPO companies in the live streaming industry to identify key metrics used for evaluation, and to drive investment business
- Presented and communicated findings and insights to stakeholders by employing data visualization tools such as Tableau and telling data-driven stories.
Hotel Price Optimization and Customer
Berkeley, Irvine, CA
1 1 - 1 1
- Analyzing the Hotel Booking Dataset, Built multiple machine learning models including decision trees, clustering, random forest and linear regression and identified the optimal model with the best pricing precision in dynamic hotel price setting for targeted customer market
- Math 10, Introduction for Programming in Data Science, Analyzing the 2020 Summer Olympics Dataset using Python February -March 2022
- Used Pandas, and Altair to analyze the distribution of athletes, medals, and coaches of the game and visualize the results in the format of various charts
- Performed regression analysis by utilizing the scikit-learn library to explore the correlation between different variables
Education
Master of Analytics - undefined
University of California
08.2023 - 05.2024
B.S - Mathematics
09.2019 - 05.2023
B.A. - Economics
University of California
Skills
SKILLS & INTERESTSundefined
Timeline
Master of Analytics - undefined
University of California
08.2023 - 05.2024
Intern
Asia Innovations Group, AIG
09.2021 - 12.2021
Intern
Guotai Jun An Securities Co., Ltd
07.2021 - 08.2021
Intern
ICBC Financial Leasing Co., Ltd
07.2020 - 08.2020
B.S - Mathematics
09.2019 - 05.2023
B.A. - Economics
University of California
Data Analyst Intern
AI Homework Maopan Inc Remote
1 1 - Current
Intern
China International Capital Corporation Limited
1 1 - 1 1
Hotel Price Optimization and Customer
1 1 - 1 1
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