Experience

Education

  • Ph.D. Student in Computer Science
    • University of Virginia, Charlottesville, USA
    • August 2022 - present
  • B.A. in English Language
    • Tsinghua University, Beijing, China
    • August 2018 - June 2022

Industrial Experience

  • Research Scientist Intern
    • Meta, New York, USA
    • May 2026 - November 2026
    • Mentors: Xinyuan Zhang, Raffay Hamid, Xin Luna Dong
    • Built MemLife, a long-term memory system for wearable assistants, and MemOpt, which trains its memory writers with reinforcement learning.
  • Applied Scientist Intern
    • Amazon, Seattle, USA
    • May 2025 - August 2025
    • Mentors: Hakan Karagul, Rutu Mulkar
    • Worked on interest annotation for sports and outdoor e-commerce, using fine-tuned LLM classifiers for products and RL-trained reasoning models for customers.

Academic Experience

  • Graduate Research Assistant
    • University of Virginia, Charlottesville, USA
    • August 2022 - present
    • Advisor: Aidong Zhang
    • Research on LLM and multimodal agents, retrieval-augmented generation, faithfulness and evaluation, and interpretability.

Teaching Experience

  • Teaching Assistant, UVa CS 4774 Machine Learning, Fall 2025
  • Teaching Assistant, UVa CS 6501 GenAI Overview, Spring 2025
  • Teaching Assistant, UVa CS 6316 Machine Learning, Fall 2024
  • Teaching Assistant, UVa CS 6316 Machine Learning, Fall 2023