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SamUpid/README.md

Hey, I'm Neeraj Kumar πŸ‘‹

CS Student @ Budapest University of Technology and Economics (BME)

I build things across the full stack β€” from AI-powered web apps and deep learning systems to low-level C++ tools and security research. I care about writing clean, purposeful code that solves real problems.

LinkedIn GitHub

🎬 Portfolio Walkthrough

Click to watch my project demo

πŸš€ Featured Projects

🏠 AuroraBnb β€” AI-Powered Vacation Rental Platform

Full-stack Airbnb-style platform built on the MERN stack with OpenAI GPT-4o-mini integration for AI-generated property descriptions, Cloudinary image uploads, Passport.js authentication, and interactive maps via Leaflet.js.

Node.js Express MongoDB React OpenAI API Β· Live Demo β†’


πŸ₯ MediScan-AI β€” Pneumonia Detection from Chest X-Rays

Deep learning system using ResNet50 transfer learning to detect pneumonia from chest X-rays with 95.2% accuracy. Features Grad-CAM visualisation for model interpretability and a live Streamlit web app.

Python PyTorch TensorFlow Streamlit OpenCV Β· Live Demo β†’


🌾 AgriOptimizer Taiwan β€” Agricultural Management Platform

Multi-tenant, bilingual (EN/ZH) web platform for Taiwanese farmers to manage listings, track inventory, and optimise agricultural operations. Full MVC architecture with role-based access control and i18n support.

Node.js Express MongoDB EJS i18n


πŸͺ CaMeL β€” Prompt Injection Research β€” AI Security Analysis

In-depth technical breakdown of Google DeepMind's CaMeL framework β€” a capability-tagging approach to defeat prompt injection attacks in LLM agents. Covers dual-LLM architecture, taint tracking, and policy enforcement.

AI Safety LLM Security Prompt Injection


πŸ’° PersonalFinanceTracker β€” C++17 Finance App

Console-based finance management app built in C++17 with SQLite, demonstrating Observer, Strategy, and Singleton design patterns. Includes ASCII data visualisation and 30+ unit tests with Google Test.

C++17 SQLite CMake Google Test Design Patterns


🐦 FlappyBird β€” Java Game with Testing

Java Swing implementation of Flappy Bird with dynamic difficulty scaling, high-score persistence, and full unit test coverage (gravity, collision detection, jump mechanics).

Java Swing JUnit


∫ SymbolicIntegration.jl β€” Open Source Contribution

Contributing to the JuliaSymbolics open-source ecosystem β€” a library implementing the Risch algorithm and rule-based integration (3400+ rules) for symbolic mathematics in Julia.

Julia Computer Algebra Open Source


πŸ› οΈ Tech Stack

Languages Python JavaScript C++ Java Julia SQL

AI / ML PyTorch TensorFlow Keras OpenCV scikit-learn OpenAI API Streamlit

Web & Backend Node.js Express.js React MongoDB REST APIs Passport.js

Tools & Practices Git CMake SQLite Cloudinary Leaflet.js Jupyter Google Colab


πŸ“Š GitHub Activity

  • πŸ”­ Currently building AI/ML systems and full-stack web apps
  • 🌱 Exploring: deep learning, system design, AI safety
  • πŸŽ“ BSc Computer Science @ BME, Budapest
  • 🌍 Open to remote or relocation for internships
  • πŸ“« Let's connect: LinkedIn

πŸŽ“ Education

Budapest University of Technology and Economics (BME) BSc Computer Science Β· Budapest, Hungary

Courses include: Software Engineering, Automated Software Engineering, AI, IT Security, Operating System, Communication Network


Open to Software Engineering, AI/ML, and Cybersecurity internship opportunities. Feel free to reach out!

Popular repositories Loading

  1. AuroraBnb AuroraBnb Public

    Creating an airbnb type website

    JavaScript 1

  2. se-lab se-lab Public

    Java

  3. se-lab4 se-lab4 Public

    Java

  4. FlappyBird FlappyBird Public

    Flappy Bird in Java with unit test cases

    Java

  5. ase-practice2 ase-practice2 Public

    Forked from tm-beep-beep/ase-practice2

    Java

  6. banana-classifier banana-classifier Public

    ML model to classify banana types and ripeness