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KavinRajNV/README.md

Hi 👋, I'm Kavin Raj

AI & Full-Stack Developer | LLM Systems & Scalable Applications

Building real-world AI systems, full-stack platforms, and backend architectures

🚀 About Me

  • 🔧 I build AI-driven applications and full-stack systems
  • 🧠 Focused on LLMs, RAG pipelines, and offline AI systems
  • ⚙️ Experienced in backend engineering and scalable architectures
  • 📦 Worked on real-world systems across AI, web, and data
  • 🌱 Currently exploring applied AI and production-level system design

🧠 What I Do

  • Develop LLM-based applications and retrieval systems
  • Build offline-first AI systems for secure environments
  • Design and develop full-stack (MERN) applications
  • Work on ML models with custom datasets
  • Focus on backend scalability and system architecture

⚙️ Tech Stack

💻 Languages

Python JavaScript C++

🌐 Frontend

React.js Tailwind CSS

🔧 Backend

Node.js Express.js FastAPI

🤖 AI / ML

LLMs RAG OpenAI (GPT-4o-mini) NumPy Pandas

🗄️ Databases

MongoDB Qdrant (Vector DB)

🛠️ Tools

Git REST APIs JWT Auth Cloudinary

🧩 Featured Projects

🔍 Offline Legal AI System

  • Built an offline AI system for cybercrime investigation
  • Structured & embedded Indian law data (BNS, BNSS, BSA, IT Act)
  • Implemented RAG pipeline with vector search and reranking

🛍️ AI-Powered E-commerce Platform

  • Full-stack platform with AI personalization & chatbot
  • Image-based recommendations + multilingual assistant
  • Admin analytics with business insights

🏫 Statix – Academic Task Management System

  • Built role-based academic workflow platform
  • Task tracking, proof submissions, reminders & analytics
  • Designed scalable system with JWT and cloud storage

🌆 Urban Climate Simulation (BreezePath AI)

  • Simulates heat distribution & airflow in cities
  • Decision engine for evaluating building impact
  • Built using Python + Three.js + visualization tools

📫 Connect With Me

⭐ Building, learning, and solving real-world problems through AI

Pinned Loading

  1. AI-Powered-Ecommerce-app AI-Powered-Ecommerce-app Public

    This project makes the helps the customers to use AI features in buying new products.

    JavaScript

  2. Assistive-facial-gesture-communication Assistive-facial-gesture-communication Public

    This model converts Facial expression to basic messages for motor impaired patients with own dataset

    Python

  3. legal_ai_system legal_ai_system Public

    AI-powered offline system for cybercrime investigation and legal reference using local LLM, log analysis, and high-accuracy legal retrieval (TSLR pipeline).

    Python

  4. Statix-demo Statix-demo Public

    Statix is a modern academic task management and tracking platform designed for colleges to streamline communication between staff and students. (end to end developed)

    JavaScript

  5. Smart-PDS-using-Supply-chain Smart-PDS-using-Supply-chain Public

    Secure and transparent PDS supply chain monitoring using IoT tracking and AI voice validation for Government.

    JavaScript 1

  6. Urban-Microclimate-Optimizer Urban-Microclimate-Optimizer Public

    Forked from SMlokesh2006/smart-city

    Python