Business-minded data scientist and machine learning engineer with a demonstrated ability to mine hidden gems in the ocean of raw data.
MySQL and NoSQL Database
Supervised and Unsupervised learning
CNN & RNN for Deep Learning
Flask, Django, Angularjs, Jquery
Linux system, Git
Selenium, Beautiful Soup and Scrapy for Web Scraping
ggplot, shiny, seaborn, D3js
pandas, scipy, numpy, scikit-learn
FlowcastJanuary 2017 to CurrentMachine Learning Engineer San Francisco, CA
Flowcast is a fast growing Fintech startup that focuses on using artificial intelligence to allow suppliers on any B2B platform to quickly get access to affordable financing options. Key contributor to core development team - worked on projects involving in data cleaning, building predictive models and dashboard visualization.
Validated and documented millions of entries of data with 100+ variables. Data focused on customer banking information. Utilized cross platform servers and databases including MySQL and MongoDB
Provided comprehensive assessments that interpreted patterns and trends, and increased overall data quality by data wrangling and cleaning with packages like numpy, pandas and scipy to get well structured and formatted datasets
Designed and implemented machine learning pipeline for raw invoice data to generate insightful features, resampled datasets, and built well-tuned Random Forest and XGBoost models to predict invoice delays and test models with different metrics
Designed and implemented machine learning pipeline for raw dispute data to collect historical features, combine invoice information, and built well-tuned Random Forest, XGBoost and Recurrent Neural Network models to predict validation of disputes for customers
Built and hosted web based dashboard on AWS for data visualization, interaction and presentation through D3.js, AngularJS, Python Flask and third party BI tools like Tableau
Education and Training
George Washington University2016Master of Science: Computer ScienceWashington D.C.
Fudan University2015Bachelor of Science: Computer ScienceShanghai City, China