Zifeng Jiang Email & Phone Number

Hangzhou, Zhejiang, China

Suzhou, Jiangsu, China

• Developed an AI customer service application for outbound call text automatic classification. Preprocessed and augmented data, then fine-tuned the BERT-base-Chinese model to automatically classify 17 categories of conversation text. Achieved accuracy of 97.5% accuracy on testing set. Build an API interface for the model through Fast API and deploy it in a web application. Saved 45% of the workload for 2 text annotators in the customer service department. • Developed an RPA program using Python that allows users to interact with GPT via custom hotkeys in any text editor. • Built an AI patent classification tool using the Baidu ERNIE Bot 3.5 model for patent classification, enhanced the model accuracy by prompt engineering, and deployed the project with Flask, saving 600 hours of workload for 3 patent analysts.

Boston, Massachusetts, United States

Shanghai, China

• Performed industry research, investigated ESG metrics developed by various institutions (e.g. Russell Index) to develop new ESG funds.• Used Tableau to build visual panels to analyze the share of sales data of different types of funds in different regions and delegated institutions.• Converted data into actionable insights by predicting and modelling future outcomes with Python.• Extracted, interpreted, and analyzed data to identify key metrics and transform raw data into meaningful actionable information.• Collaborated with functional heads to identify opportunities for strategic decisions in respective functions based on data.• Defined and tracked key performance indicators for existing and new functions/projects across the company.• Improved demand forecasting that reduced backorders to retail partners by 42%.• Developed and reviewed simultaneous SQL queries with the use of join clauses (inner, left and right) in Tableau desktop to validate data.• Built a time series model using Python with accuracy of 86.5% to predict the future direction of each ESG fund.• Documented analysis processes, generated plots using R and wrote predictions report.

Master Of Science, Information Systems, 3.88/4

Bachelor Of Management, Information Management And Information System

Activities and Societies: Soccer Team Honorable Mention in COMAP's Interdisciplinary Contest in Modeling