Experience

Research Assistant @ UNC NLP

Aug 2022 ~ Feb 2024

• Benchmarked various Learning from Human Feedback methods and studied their overoptimization problem
• Introduced an efficient weighted decoding method that aligns text to a given attribute with a unidirectional reward model
• Explored language models' knowledge-learning process and their QA performance relative to their pre-training data
• Analyzed language model hallucination and tracked wrong answers in training corpus

Software Dev Engineer Intern @ Amazon

May 2022 ~ Aug 2022

• Built a Horizonte Service for Local Landing Page which displays local products available for pick up
• Deployed the service to production and verified its reliability with production data
• Onboarded downstream dependencies to fetch data and extended JSP to render user interface
• Configured shopping portal page type and added routing rules from amazon.com

Software Engineer Intern @ Lenovo

May 2021 ~ Aug 2021

• Trained encoder-decoder LSTM for anomaly detection on time series data
• Participated in the design of Control Chart and Anomaly Detection Module
• Performed model tuning and data grouping which improved F1 score from 0.41 to 0.48