Jimin Yu
Applied AI Research/Data Science intern @ WillowTree (TELUS Digital), Student researcher at NC State University, and ex-data/full stack engineering intern @ Fidelity Investments
- Role
- Applied Ai Research Intern at Willowtree
- Location
- Raleigh, NC, US
- LinkedIn followers
- 500 followers
About Jimin Yu
I am a student at North Carolina State University pursuing a Bachelor\'s and Master\'s…
Experience
Applied Ai Research Intern
May 2025 — Present · Durham, NC, US
Conducted active research with GRPO, DPO, and SFT using Hugging Face’s TRL library to fine-tune a standard LLM for automated red teaming tasks- Performed extensive exploratory data analysis on training datasets for DPO, focusing on measuring the diversity of the dataset and clustering text based on semantic similarity- Designed and implemented an evaluation pipeline for testing the usability of attack models against a benchmark- Experimented with zero-shot, one-shot, and few-shot prompting techniques for using LLM as a judge- Built custom DNN’s to classify multilingual prompt and generation alignment in LLM’s- Delivered an LLM that improved benchmark scores by over 430% than the baseline
Education
North Carolina State University
Bachelor's degree
2021 — 2025
North Carolina State University
Master's degree
2025 — 2026
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