Yunan Wu
Data Scientist
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About
Working hard to become an excellent programmer
Experience
Data Analyst Consultant Toronto, Canada
Danfoss Sept. 22 – Dec. 22
- Identified 5 critical factors influencing sales from 23 features with PCA(Principal Component Analysis) based on data cleaning and EDA(Exploratory Data Analysis) in Python.
- Built time series models (ARIMA and SARIMA) with Python to forecast the moving average sales of the European market for the upcoming 3 months, boosting the prediction accuracy to 93%.
- Led 4 team members to develop an actionable plan based on customer demands and presented the findings with feasible business recommendations.
- Analyzed data from multiple A/B Experiments (10K+) with hypotheses testing on user retention, subscription rate, payment rate, lifetime time value, etc. to support UI/page and logic design decisions, enabling a 50% increment in APP retention rate and 15% growth in in-app payment rate.
- Performed competitor analysis, market research, and survey analysis to guide product operation plans, iteration strategies, and A/B testing design.
Procter & Gamble, BJIC Aug. 20 – Feb. 21
- Conducted t-tests in R on 3K samples selected by random sampling methods after descriptive summary to compare the performances of 2 packaging materials, replacement of the materials based on the analysis led to a 15% cost reduction.
- Collaborated with cross-functional departments to smooth the entire process of package design and production to ensure an on-schedule product launch.
Sartomer, 3D Printing Department Jan. 19 – Nov. 19
- Designed experiments using JMP and adjusted the boundary conditions to discover the optimum formulation with the finest mechanical properties and fastest printing speed.
- Explored 10 resin materials and their optimal concentration level through Regression Models and Desirability Profiler for Multiple Responses Diagrams on data collected from 200+ experiments, achieving a 30% improvement in printing speed and a 20% enhancement in mechanical properties.
Education
Northeastern University, College of Professional Studies Toronto, CAN
Master of Professional Studies in Analytics | GPA: 3.89/4.0 Jan. 22 – Expected June. 23
Cornell University, College of Engineering Ithaca, NY, USA
Master of Engineering in Materials Science and Engineering | GPA: 3.58/4.3 Aug. 18 – May. 20
Jiangnan University, Zhishan Honors School (Top 3% of the University) Wuxi, CHN
Bachelor of Engineering in Polymer Materials and Engineering | GPA: 3.61/4.0 (Top 8/96) Sept. 14 – Jun. 18