AI · Notes
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Photos of handwritten notes, turned into structured Markdown with AI study tools.
Computer Science · NJU → ZJU
Yifei Zhang
I study how intelligent systems are built — and how they fail.
Research
Three threads.
Currently studying machine learning, reinforcement learning, and LLMs.
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Software Engineering
Systems that stay understandable as they grow.
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AI Security
Where learned systems break.
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Agents
Systems that act — and how to keep them reliable.
Education
NJU → ZJU
Computer science first; software engineering next.
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2027.09 — expected
M.Eng. in Software Engineering
Zhejiang University.
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2023.09 — present
B.Sc. in Computer Science and Technology
Nanjing University.
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2020.09 — 2023.07
High School Education
Nanjing Senior High School of Jiangsu Province.
Experience
Teaching, and a lab.
Research, teaching, and the work between.
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Ongoing
Research Intern
Zhejiang University.
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2026 Autumn
Teaching Assistant, Software Engineering
Course 22010310, Nanjing University. Taught by Linzhang Wang, Tian Zhang, Yu Wang, and Xuandong Li.
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2026.05 — 2026.07
Trainee
Information Technology Services Center, Nanjing University.
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2025 Spring
Teaching Assistant, Digital Logic and Computer Organization
Course 22000160, Nanjing University. Taught by Jun Li.
Awards
Selected signals.
Competition results.
Awards
- 2026
CCF CAT NAEC — Second Prize, National Final; First Prize, Provincial
- 2026
MCM (Mathematical Contest in Modeling) — Honorable Mention
- 2025
China Algorithm Capability Competition — First Prize, Regional
- 2025
21st NJUPC — Gold Award, Popularization Group
Also: Blue Bridge Cup (First Prize, Regional), WLB2026, ADPC26sp, 20th NJUPC.
Honors
Honors.
Scholarships and certifications.
Scholarships
- 2025
Long-Leaping Engineering Design Scholarship (龙腾设计奖学金), Nanjing University
- 2024
People's Scholarship (人民奖学金), Nanjing University
Certifications
- CSP42
360 — Top 1.25%, CSP by CCF
- NCRE
Level 4 — Network Security
Work
Things I've built.
Small tools, shipped.
Web · Experiments
Smewin
An online service platform for small experiments and tools.
Course Notes
Notes, kept in public.
Five courses. 53 pages of summaries, derivations, and programming assignments.
Contact
Let's compare notes.
For research, coursework, or a good problem.