Design courses and give lectures on GRE Quantitative Reasoning testHave over 1,000-hour teaching experience and over 10,000 students

• Increased the payment rate of social media subscribers from 21% to 28% by building a SQL database for social media data and utilizing a marketing mixed model with Python to interpret conversion rates, thereby calibrating the promotional contents, formats, and time nodes• Initiated a new TOEFL test training sub-brand by leading a cross-functional team to design new courses and organize marketing campaigns• Adjusted the conversion process by using Excel to tag and analyze students' preference and consumption levels, and thus increased the revenue of courses by 32%

TA of Intro to Machine Learning / Leadership Skills

• Led a project to cluster 7.5 million registered users on their personality traits using machine learning algorithms (k-means, hierarchical clustering, etc.) to improve the entertainment recommendation engine • Showcased the personality data on highly interactive visualization dashboards using Python Plotly• Trained NLP model (TF-IDF) and voting classifier using thousands of entertainment scripts to predict the personalities that will most likely enjoy a movie or TV show, achieving ~70% accuracy

• Independently completed the audit manuscript editing, inquiries, spot check of vouchers, etc. for IPO projects• Used Excel to categorize, verify, and analyze the trends of tens of thousands of raw income data items

• Led a team of interns to rank companies as per their business models, rounds of investment and relationship with VC in Excel, in order to select those suitable for developing partnership and promote my company's live SDK

• Provided E-banking services for retail customers, such as opening accounts, FX sale and purchase, cross-border remittance, etc.;• Successfully promoted above 400 customers to open mobile banking service;• Provided translation for foreign customers; received a letter of thanks from a foreign customer.