Hi, I am Joshua Choi Kui Wang 蔡居宏, an undergrad at City University of Hong Kong studying Computer Science.
Feel free to contact me for collaboration on creating programming projects, participating in hackathons, or forming a team in competitive programming.
Education 🏫
- B.Sc. Computer Science, City University of Hong Kong (Sep 2024 - Jun 2028 (Anticipated Graduation Date))
- HKSAR Government Scholarship Fund (Non-Academic Awards) – Talent Development Scholarship, HKD 10000
- Dean’s List × 2
- Competitive Programming School Team Member
- Golden Key Club Member
- Nominated as PALSI Leader (Course MA1200 Calculus and Basic Linear Algebra I) by the Department of Mathematics
- Sing Yin Secondary School (Sep 2018 - May 2024)
- 1st in Mathematics (Extended Part - Module 1) (2023 - 2024 Second Semester)
- Youth Arch Student Improvement Award
- Competitive Programming School Team Member
- Table Tennis School Team Member
Experience 📈
- Research Assistant, Department of Computer Science, CityU, Hong Kong (Jul 2025 - Present)
- Currently researching Temporal Fair Division with Scheduling under the supervision of Prof. Minming Li
- Research Assistant, School of Law, CityU, Hong Kong (Jun 2025 - Present)
- Designed and developed an interactive game simulating collusive pricing behavior with 5 different scenarios to support teaching
- Implemented TCP/IP networking framework to enable multi-user gameplay
- Reviewed data collection workflow with academic staff, developed and designed automation features to boost efficiency by 10%
- Summer Researcher, Bright Future Engineering Talent Hub, College of Engineering, CityU, Hong Kong (Mar 2024 - Jul 2024)
- Learnt and researched about state-of-the-art image and video generation models
- Had hands-on experience with LoRA and Stable Diffusion
Accomplishments 🏅
Programming and Technology Related
- The 49th International Collegiate Programming Asian Regional Contest (Kunming) - Bronze Medal
- The 49th International Collegiate Programming Asian Regional Contest (Hong Kong) - Bronze Medal
- 2022/23 Hong Kong Olympiad in Informatics Junior - Bronze Medal
Sports
- 2023 / 24 Inter-School Table Tennis Competition (Kowloon, Division Three) - Champion
- 2022 / 23 Inter-School Table Tennis Competition (Kowloon, Division Three) - Champion
Projects 🖥
Algorithms and Data Structures
- Approximating the Number of Connected Components on an Undirected Transitive Graph in Sublinear Time
Artificial Intelligence
Computer Vision
- Haar Feature-Based Cascade Classifier
- Developed during the competition for the Underwater Robotics Team Selection Test
- Achieved around 50% accuracy on test data
Natural Language Processing
Computer Graphics
Game Development
- Harvest X Harvest (With Sammy Tam, Sing Yin Secondary School)
- This game is a Ludum Dare 52 game jam submission, where participants have to create a game within 72 hours.
- One Life
- This game is the Untitled Game Jam #72 winner.
- while (true)
- This game is the Untitled Game Jam #73 runner-up
Software Development
- Pricing Club Simulation
- Designed and developed during my tenure as a Research Assistant to support the academic exploration of collusive pricing in law
Web Development
Certificates 📄
- Google Data Analytics Professional Certificate, Google (Aug 2025)
- Google Cybersecurity Professional Certificate, Google (Jul 2025)
- .NET Fundamentals, GreatLearning (Jul 2023)
- AI-900: Microsoft Azure AI Fundamentals, Microsoft (2023)
Languages 🗣️
- Cantonese (Native Speaker)
- English (IELTS 7.5 Dec 2023)
- Mandarin