Jiawei Cui
Hi, I'm

Jiawei Cui

Software engineer → AI researcher.

I build things, then I train models. Five years shipping front-end systems at Tencent, now all-in on large language models and the path to a PhD. This is where I think in public.

Education

Nanyang Technological University2026 – 2028 (expected)
M.S. in Data Science (MSDS) — Singapore
Sun Yat-sen University2015 – 2019
B.S., Information and Computing Science — Guangzhou, China

Work Experience

Senior Software Engineer2023 – 2024
Tencent — Shenzhen, China · 1× 5-Star rating · Cherry Markdown PMC
Software Engineer2019 – 2022
Tencent — Shenzhen, China · 2× 5-Star rating
Software Engineer Intern2018
Tencent — Shenzhen, China

Open-Source Projects

Co-starter & owner · used by 20+ teams
Cross-platform rich-text component · hippy-contrib
MCP server for AI agent to use WeChat DevTools automatically

Patents

Standardized Tests

  • GRE 329 (Quant 170) · TOEFL 108

What I'm doing now

Studying LLM architecture, training, and alignment in depth, and preparing for a PhD in AI / CS in the US. If you're working on similar things, I'd love to get in touch.

Contact

GitHub: @jiawei686