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Achievement: Pair ExtraordinaireAchievement: QuickdrawAchievement: Pull Sharkx2Achievement: YOLO

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PSergio984/README.md

💻 Eric Gabriel Manabat

Full-Stack Developer & Cybersecurity Enthusiast

📍 Metro Manila, Philippines

PORTFOLIO EMAIL

⚡ About Me

I build secure, high-performance web applications and hunt vulnerabilities. I specialize in Python, PHP, and .NET, backed by hands-on CTF competition experience.

My work balances robust software engineering with security-first development practices to build reliable, production-ready systems.

🏆 Key Achievements

  • 🥈 Silver Medal (CTF) | ITlympics 2026 — Pamantasan ng Lungsod ng Valenzuela
  • 🥇 Gold Medal (Quiz Bee) | ITlympics 2025 — Pamantasan ng Lungsod ng Valenzuela
  • 🥉 Bronze Medal | Gamecon 2026 — Pamantasan ng Lungsod ng Valenzuela
  • 🎖️ Representative (Cybersecurity Quiz Bee) | 14th National IT Olympics — University of Makati

🚀 Featured Projects

🌊 Agos

AI-guided flood monitoring & alert system fusing camera feeds (YOLOv8) and ultrasonic depth telemetry using Raspberry Pi Zero W.

📅 Task-Buddy

Modern task management dashboard featuring dynamic status updates, priority sorting, category tagging, and real-time dashboard analytics.

📚 PLV CEIT Library

PWA-optimized asset borrowing and QR tracking system for PLV, delivering secure role-based access and real-time notifications.

📊 Survey System

Satisfaction survey portal featuring dynamic survey builder, detractor alerts, and queued background reporting.
🛡️ View More Projects
  • Datus CTF Writeups — Writeups for HTB, PicoCTF, and vulnerability labs utilizing Burp Suite, Kali Linux, and Wireshark.

🛠️ Tech Stack

Languages

JavaScript TypeScript Python Java C# PHP

Backend

FastAPI Laravel .NET JWT

Cybersecurity

Burp Suite Wireshark Kali Linux

Frontend & UI/UX

React Tailwind CSS shadcn/ui Livewire Alpine.js Figma

Database

PostgreSQL MySQL MongoDB SQL Server

DevOps & Cloud

Docker Vercel Railway Cloudflare Render

Tools

Git GitHub Postman Swagger Sentry Vite

🎤 Seminars & Workshops

  • 🔒 Securing Connections: Strategies for Cybersecurity and Network Operations — Pamantasan ng Lungsod ng Valenzuela (Oct 2025)
  • ⚡ Launch Your Tech Career: The High-Demand Skillset of a Full Stack Web Developer — Pamantasan ng Lungsod ng Valenzuela (Sept 2025)

🔗 Find Me On

LinkedIn Stack Overflow LeetCode

🛡️ Hacking & Coding Platforms

HackTheBox TryHackMe HackerRank Codewars

Pinned Loading

  1. CEIT-Library CEIT-Library Public

    PHP

  2. valenzuela-satisfaction-survey valenzuela-satisfaction-survey Public

    PHP

  3. Balangay-Of-The-Forgotten Balangay-Of-The-Forgotten Public

    Project for game development class

    C#

  4. Lunacs/RejTech_app Lunacs/RejTech_app Public

    JavaScript 1

  5. agos-iot-flood-monitoring agos-iot-flood-monitoring Public

    Python