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Vanshika-devi/README.md

Hi there 👋, I'm Vanshika Devi

Full Stack Developer | AI Engineer | Building LLM and RAG Applications

🚀 About Me

  • 🎓 B.Tech CSIT Student at Dronacharya College of Engineering
  • 💻 Full Stack Developer with a strong interest in AI Engineering
  • 🤖 Passionate about LLMs, RAG Systems, MLOps, and Generative AI
  • 📈 Solved 50+ DSA problems and actively participating in coding contests

🛠 Tech Stack

Languages

Java • Python • JavaScript

Backend

FastAPI • Node.js • Express.js • Nest.js

Frontend

React • Tailwind CSS • Vite

AI / ML

Scikit-Learn • PyTorch • Hugging Face • LangChain • Ollama • ChromaDB

Databases

MongoDB • MySQL • PostgreSQL • Supabase

Tools & Platforms

Git • GitHub • Postman • VS Code

🌟 Featured Projects

🎙️ AI Voice Ordering Agent (NexTech)

Production-ready conversational AI system capable of answering customer queries using RAG, handling voice conversations, collecting order information, and automating customer interactions.

Tech Stack: FastAPI, React.js, MySQL, LLMs, RAG, Speech-to-Text, Text-to-Speech, Twilio, ElevenLabs

📄 AI Resume Analyzer

An AI-powered platform that analyzes resumes, provides feedback, and helps improve ATS compatibility.

Tech Stack: React, FastAPI, Python, Hugging Face, LangChain, Ollama

📚 Professional RAG PDF Chatbot

A production-grade Retrieval-Augmented Generation chatbot capable of answering questions from uploaded PDFs using vector search and semantic retrieval.

Tech Stack: FastAPI, React, LangChain, ChromaDB, Ollama, OCR

📝 Full Stack Quiz Application

Complete MERN application featuring authentication, quiz management, scoring, and result tracking.

Tech Stack: MongoDB, Express.js, React, Node.js

🌱 Currently Learning

  • Full Stack Development
  • LLM Engineering
  • MLOps
  • System Design

📫 Connect With Me

Pinned Loading

  1. Nextech-voice-calling-agent Nextech-voice-calling-agent Public

    AI-powered Voice Calling CRM built with FastAPI, React, Twilio Media Streams, ElevenLabs Realtime STT/TTS, OpenAI GPT, and MySQL. Manage customers, leads, campaigns, AI phone calls, call logs, and …

    Python 1

  2. Professional-RAG-PDF-Chatbot Professional-RAG-PDF-Chatbot Public

    AI-powered RAG PDF Chatbot using FastAPI, React, LangChain, ChromaDB, and Ollama with OCR-based document understanding.

    JavaScript 1

  3. ai-resume-analyzer ai-resume-analyzer Public

    AI Resume Analyzer using MERN, FastAPI & ML with ATS scoring, role prediction, job matching & Phi-3 chatbot.

    JavaScript 1

  4. Full-Stack-Quiz-Application Full-Stack-Quiz-Application Public

    🚀 Modern Full Stack Quiz Learning Platform built with the MERN Stack featuring authentication, real-time quiz system, leaderboard rankings, responsive UI, and future AI-powered learning enhancements.

    JavaScript 1

  5. ai-calling-project ai-calling-project Public

    AI-powered Voice Calling CRM built with FastAPI, React, Twilio Media Streams, ElevenLabs Realtime STT/TTS, OpenAI GPT, and MySQL. Manage customers, leads, campaigns, AI phone calls, call logs, and …

    JavaScript 1