2026.07 - Present
Recommendation Algorithm Engineer, Vipshop
Recommender Systems
Working on recommendation algorithms for e-commerce.
2025.04 - 2025.11
Recommendation Algorithm Engineer Intern, Kuaishou Technology
Commercialization Algorithm · Local-life Short-video Recommendation
- Designed LLM-aligned semantic item IDs using co-occurrence relations and RQ-VAE, and integrated them into an MMoE ranking model.
- Developed geographic-density-based sampling and LLM-aligned semantic embeddings for POI tokenization and behavior sequence modeling; this research later appeared at AAAI 2026.
2023.06 - 2023.08
Data Engineering / Algorithm Intern, Tencent TEG
Data Platform Department · LLM Evaluation Team
- Evaluated Hunyuan LLM across NLP fundamentals, generation, multi-turn dialogue, reasoning, domain knowledge and safety.
- Conducted the TencentLLMEval work in August 2023, including GPT-4 based automatic evaluation prompts and a three-level task taxonomy covering 7 domains, 200+ categories and 800+ tasks; the paper was published in ACM TIST in August 2026.