Summary
Information Security undergraduate at PolyU with proven expertise in cybersecurity competitions and full-stack web development.
- Champion of multiple CTF competitions
- Experienced in developing and maintaining large-scale web applications with modern tech stacks
- Strong background in penetration testing, digital forensics, and algorithm contests
- Multilingual professional proficient in Chinese, English, and Cantonese
Skills
Full-Stack Web Development
Skills Distribution
Cyber Security
Penetration Testing
Digital Forensics
Red Team
Programming, Data Analysis
Languages
Education
The Hong Kong Polytechnic University
B.Sc. in Information Security
Sep 2023 - Current
Work Experience
Intern
School of Accounting and Finance, PolyU, Hong Kong
Dec 2024 - Jan 2025
- Work closely with the research team to solve various challenges.
- Using Machine Learning for feature extraction and classification of unstructured data.
- Build automated systems to perform complex data transformations.
Student Research Assistant
Department of Computing, PolyU, Hong Kong
Jan 2024 - May 2024
- Develop and maintain team website using HugoBlox, TailwindCSS, and Vercel.
Maintenance Engineer
Munshare (Thindek), Remote, Shenzhen China
Oct 2021 - Dec 2022
- Restructured the frontend service to optimize the website speed for the specific network environment of different regions in Mainland China.
- Led the ICP compliance process and assisted in content filtering.
- Assisted with client management.
Chief Technical Officer
DuianTech, Remote, Beijing China
Mar 2021 - Dec 2022
- Independently designed and developed the VirtNation program and led its operation.
- Maintained the company's network infrastructure
- Led the company's compliance practice
Projects
SGOJ
Online judge platform for algorithm contests.
May 2020 - Dec 2022
- Rewrote the project based on Hydro and optimised the evaluation process to be more in line with the latest CCF (Chinese Computer Federation) competition standards.
- Developed several open-source addons for Hydro, and some of them are widely used.
VirtNation
Community platform for Chinese micronations.
Jul 2021 - Nov 2022
- Designed and developed the platform in a fluent, minimalist user interface with responsibility.
- Optimized page speeds for users in different regions of China and worked on internet compliance in mainland China.
Awards & Honors
Champion
BSides HK CTF 2025
BSides Hong Kong Capture the Flag Competition
Apr 2025
First Prize (Champion, HK & Macau Cat.)
The 2024 "Yangcheng Cup" Cybersecurity Competition
「羊城杯」粵港澳大灣區網絡安全大賽決賽冠軍 (港澳組)
Sep 2024
Silver Award (First Runner-Up)
The Cyber Attack and Defense Elite Training cum Tournament
香港網絡攻防精英培訓暨攻防大賽銀獎
Aug 2024
Certifications
Remote Pilot Certificate (SUA)
Civil Aviation Department
Mar 2025
Amateur Radio Station License
Office of the Communications Authority
Nov 2024
Legacy JavaScript Algorithms and Data Structures
freeCodeCamp
Mar 2023
Memberships & Services
Active Member
NuttyShell CTF Team
The Hong Kong Polytechnic University
Sep 2023 - Present
Member
Chinese Computer Federation
Feb 2022
Member
The Chinese Mathematical Society
Feb 2022