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seoyiju/README.md

Hi, I'm Seoyiju πŸ‘‹

πŸŽ“ CNU Computer Engineering (3rd year)
πŸ” Security Β· Web Β· Systems Β· Open Source
πŸ›Έ Interested in browser-based drone programming (React + Python + Realtime)

⚑ About Me

  • 🌱 Currently learning React, TypeScript, and Browser APIs
  • πŸ” Completed COSS Singapore Security Program (CTF 3rd place)
  • 🧩 Love working on parsers, tree-based algorithms, and system-level projects
  • πŸ€– Built ML-based anomaly detection (RFID food waste analytics)
  • 🌐 Contributor to Hoppscotch OSS
  • 🧭 Enjoy building practical tools that solve real-world problems

πŸ›  Tech Stack

Languages

Java Python JavaScript TypeScript C

Web Development

React Node.js REST API HTML CSS

Security & Systems

OSINT CTF Web Security Smart Contracts (Solidity)
Linux Raspberry Pi Socket Programming

Machine Learning

Scikit-learn TensorFlow Lite

Tools

Git Docker VS Code IntelliJ


πŸš€ Featured Projects

πŸ”Ή Blockchain-based Multi-signature E-Wallet (μ‚°ν•™ν˜‘λ ₯)

Role-based multisig architecture, policy automation, and smart contract implementation.

πŸ”Ή OSINT-based Risk Domain Detection (COSS Singapore)

Python automation pipeline Β· Web security analysis Β· CTF 3rd place.

πŸ”Ή Machine Learning for Anomaly Detection (RFID)

HistGradientBoostingClassifier 기반 μœ„ν—˜λ„ 예츑 + Gradio UI둜 ν”„λ‘œν† νƒ€μž… μ œμž‘.

πŸ”Ή Hoppscotch OSS Contributions

Open-source feature improvements Β· PR/CR workflow κ²½ν—˜.

πŸ”Ή React-based Web App (Advanced Project Lab)

REST API 톡신, React μ»΄ν¬λ„ŒνŠΈ 섀계, κ°„λ‹¨ν•œ λΈŒλΌμš°μ € 기반 μ• ν”Œλ¦¬μΌ€μ΄μ…˜ μ œμž‘.

πŸ”Ή Prefix β†’ Infix Parser & MBA Complexity Calculator (C)

Binary Tree 기반 Expression Parsing & Complexity Analysis.

πŸ”Ή Raspberry Pi Network Communication

Socket programming, Morse code encoding/decoding, ICMP/RTT μ‹€μŠ΅.

πŸ“Š GitHub Stats

🌍 Activity & Achievements

  • πŸ‡ΈπŸ‡¬ COSS Singapore Cybersecurity Program – CTF 3rd place
  • πŸ† SW/AI Creative Festival – μž₯렀상
  • πŸ† μ§€μ—­μ‚¬νšŒ λ¬Έμ œν•΄κ²° κ²½μ§„λŒ€νšŒ – μž₯렀상
  • πŸ† Admin Web & Server Contest – μš°μˆ˜μƒ
  • 🏫 Engineering Student Council ν™œλ™
  • ⭐️ SQLD qualifications

πŸ“« Contact

πŸ“§ Email: 222zu@naver.com πŸ”— LinkedIn: https://www.linkedin.com/in/leeju-seo/

⭐️ Feel free to follow me or check out my repositories!
Thanks for visiting! πŸ‘‹

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