• Designed and implemented an endpoint for restaurants to edit menu items on the handheld devices

• Built RESTful APIs to editing menu items using Django REST framework

• Developed front-end interface for user to edit menu items using React and React Native

• Collaborated with the API team to build several GET APIs to query the PostgreSQL

• Teaching Assistant for 17683 Data Structure for Application Programmer.

• In charge of holding office hours, and grading homework and quizzes.

• Developed CRNN algorithm development via PyTorch of OCR handwritten character recognition.

• Tested with specific scenario of homework answer text segmentation and identification.

• Designed testing programs to generate test result of every new version of algorithm automatically.

• Applied NLP technology to implement corpus-based classification of conversation with AI chatbots.

• Designed chatbot system for Game For Peace, a mobile game, back-end using Redis.

• Used Tensorflow to realize LSTM models and trained 2 million pieces of texts with accuracy of 89%.

• Utilized SQL to extract and analyze the customer churn persona data from AI chatbots.

• Built and trained customer churn model based on logistic regression with accuracy rate of 73%.