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l4aaa/README.md

   


👨🏻‍💻  About Me

I am a Computer Science undergraduate at the West University of Timisoara, specializing in Systems Engineering and Cybersecurity. My work focuses on building secure, performance-critical software, from low-level C++ algorithm benchmarking to robust full-stack web architectures.

user_profile:
  name: Laurentiu Andrei Chircan
  location: Timisoara, Romania
  education: 
    - BSc in Computer Science (English Taught)
    - West University of Timisoara
  
  core_interests:
    - Low-Level Programming & System Internals
    - Cybersecurity & Reverse Engineering
    - High-Performance Algorithms (SAT Solvers)
    - Full-Stack Architecture

  current_focus:
    - Mastering Operating Systems & Computer Architecture
    - Building security-oriented tools
    - Participating in CTFs

  hobbies:
    - 🏎️ JDM Cars
    - 🎮 Competitive Gaming
    - 🔧 Hardware Tinkering

🛠️  Technical Arsenal

Languages Frameworks & Libraries Tools & Platforms



🚀  Featured Projects

🧠 Classical SAT Solving Algorithms

C++11, Python 3, Optimization, Benchmarking

  • What it is: A high-performance benchmarking tool for Boolean Satisfiability (SAT) problems.
  • Key Tech: Implements Resolution, DP, DPLL, and CDCL algorithms.
  • Highlights: Features a custom DIMACS CNF parser and precise std::chrono performance metrics to analyze execution time across 2SAT/3SAT datasets in milliseconds.

🎮 LevelUp (Full Stack)

Java 21, Spring Boot 4, React 19, PostgreSQL, TypeScript

  • What it is: A gamified academic platform transforming student tasks into an RPG adventure.
  • Backend: Secure REST API with JWT stateless auth, async task verification, and pessimistic locking for data integrity.
  • Frontend: Modern SPA using Vite and Tailwind CSS with real-time XP tracking, optimistic UI updates, and global leaderboards.

💳 Electronic Wallet System

C++17, STL, Makefiles

  • What it is: A robust, console-based financial system simulating a real-world banking ecosystem.
  • Key Tech: Bidirectional data flow between a Wallet Manager and Remote Terminal.
  • Highlights: Custom file I/O for CSV serialization, P2P fund transfers, and rigorous input sanitization to prevent state corruption.

📈  GitHub Stats

l4aaa l4aaa


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  1. LevelUP-backend LevelUP-backend Public

    ☕ The high-performance REST API for LevelUp, a gamified learning platform. Built with Java 21 and Spring Boot 4, featuring asynchronous task verification, JWT security, and a complex XP/achievement…

    Java 1

  2. LevelUP-frontend LevelUP-frontend Public

    ⚛️ The immersive, gamified frontend for LevelUp. Built with React 19, TypeScript, and Vite, featuring a sleek Tailwind CSS UI (Catppuccin theme), real-time XP tracking, and interactive quest manage…

    TypeScript 1

  3. classical-SAT-solving-algorithms classical-SAT-solving-algorithms Public

    A high-performance C++11 benchmarking suite comparing classical SAT solving algorithms (CDCL, DPLL, Davis-Putnam, Resolution). Includes a custom DIMACS CNF generator in Python and comprehensive per…

    C++ 1

  4. electronic-wallet-system electronic-wallet-system Public

    A C++17 electronic wallet simulation featuring dual console applications for card management and remote transactions. Supports P2P transfers, persistent CSV storage, and transaction logging.

    C++ 1