# Man Pak Ki Issac's CV

- Phone: +852 6360 9338
- Email: [issac@issacman.dev](mailto:issac@issacman.dev)
- Location: Hong Kong
- Website: [issacman.dev](https://issacman.dev/)
- LinkedIn: [issacman.dev](https://linkedin.com/in/issacman.dev)
- GitHub: [issacman.dev](https://github.com/issacman.dev)


# Summary
Full-stack developer with 3+ years of freelance full-stack development and self-hosted infrastructure experience.

Highly proficient in TypeScript, Object-Oriented Programming, and modern frameworks.

Passionate about building secure, scalable architectures and exploring vulnerabilities through CTF challenges and security research.

# Experience
## **Freelancer**, Full-stack Developer

Jan 2023 – present



3 years 9 months

- Developed and deployed custom web solutions for clients utilizing SvelteKit and Bun.

- Managed the full software development lifecycle, from requirements gathering to automated deployment with Docker and Cloudflare Pages.

- Optimized websites to achieve 100/100 SEO and 96/100 Performance scores on Google Lighthouse.



# Education
## **Hong Kong Metropolitan University**, Computing with Honours in Internet Technology

**BComp**


Sept 2026 – present



# Projects
## **Private Discord Bot & Virtual Economy**

- Architected an event-driven bot using Bun, SapphireJS, and TypeScript, deployed via Docker Compose.

- Developed a complex virtual economy featuring daily rewards, point-based e-commerce, and multiplayer gambling with strict concurrency control in SQLite.

- Implemented a dynamic i18n system supporting seamless language switching between English and Cantonese.



## **Portfolio & Self-Hosted Infrastructure**

- Self-hosted a high-performance portfolio on a local MacMini server with reverse proxy configurations and a custom SvelteKit CMS.

- Engineered a custom TypeScript parser to simulate Jyutping typing animations, decoupling rendering logic from the backend.

- Designed a hidden authentication honeypot triggered by the Konami Code to demonstrate Web Exploitation awareness.

- Automated CV generation and deployment via GitHub Actions CI/CD pipeline using RenderCV.



## **Cybersecurity Research & CTF Writeups**

- Authored in-depth technical writeups on Digital Forensics and Incident Response (DFIR).

- Performed reverse engineering on WebAssembly (WASM) modules using Node.js memory buffer extraction to bypass client-side validation.



# Achievements
## **CTF Competitions**

Jan 2023 – present

- Founder & Team Captain of CTF Team "Silly Security"

- PUCTF 2026 Open Category 5th Place

- Active Competitor of HKCERT CTF, CUHK CTF, PUCTF



## **CodeCombat**

2023

- Ace of Coders Asia Tournament (2nd Place)

- Global CodeQuest (First Prize)



# Skills
**Languages:** TypeScript, JavaScript, Node.js, Bun, Python, SQL

**Frontend:** Svelte, SvelteKit, HTML5, CSS3, Sass, Tailwind CSS

**DevOps & Infra:** Docker, Docker Compose, GitHub Actions (CI/CD), Linux, Nginx, Self-hosting

**Cybersecurity:** Web Exploitation, OSINT, Reverse Engineering (WASM), Wireshark, Burp Suite

**Spoken Languages:** Cantonese (Native), Mandarin (Fluent), English (Proficient)