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HariNayan/README.md

Hi, I'm Harinayan πŸ‘‹

Computer Science Student (AI & ML) β€’ Software Engineer β€’ Entrepreneur

I build AI applications, backend systems, and automation tools to solve real-world problems.


πŸš€ Featured Projects

πŸ“„ RAG-Based PDF Chatbot

An end-to-end Retrieval-Augmented Generation (RAG) application that enables users to upload PDF documents and ask natural-language questions grounded in the document content.

✨ Key Features

  • Parses and extracts text from multiple PDF documents
  • Generates semantic vector embeddings using Sentence Transformers
  • Stores and retrieves relevant context with FAISS
  • Produces grounded responses through OpenRouter LLM APIs
  • Supports conversational memory for follow-up questions
  • Built with a modular architecture for easy extension and maintenance
  • Interactive web interface developed with Streamlit

Tech Stack: Python, Streamlit, PyPDF2, Sentence Transformers, FAISS, OpenRouter API, RAG


🌌 Agentic AI + NLP Space Simulator

An agentic, NLP-driven space monitor that combines real-time 3D visualization with natural language understanding β€” letting users explore and query live space data through conversational AI instead of traditional dashboards.

✨ Key Features

  • Real-time 3D space visualization powered by Three.js
  • Natural language querying via MiniMax M2 (OpenRouter API)
  • Agentic AI pipeline with multi-step reasoning and autonomous workflows
  • FastAPI backend handling real-time data processing and API orchestration
  • Full-stack architecture connecting Next.js frontend to AI backend seamlessly

Tech Stack: Next.js, Three.js, FastAPI, OpenRouter API, MiniMax M2, NLP, Agentic Workflows


πŸ›  Tech Stack

Languages

Python Java JavaScript TypeScript

AI & Data

LangChain FAISS Scikit-Learn

Tools

Git GitHub Vercel


πŸ’Ό Experience

Co-Founder β€” Laze Store

Built and launched a Shopify-based e-commerce business and scaled it to 40+ verified orders within three months.

Freelance Developer & Content Strategist

Delivered web development, video editing, and content strategy for 15+ creators and brands including Slashy (YC S25), generating 85M+ views and 500K+ followers across platforms.


πŸ† Achievements

  • Smart India Hackathon β€” Internal Round Shortlist
  • Built multiple end-to-end AI and software projects
  • Founder and technical lead of a live e-commerce platform

πŸ“ˆ GitHub Stats


πŸ“Š Contributions

3D Contribution Graph


πŸ“« Connect With Me

Email β€’ LinkedIn β€’ GitHub β€’ Portfolio

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  1. Rag-Based-Pdf-Chatbot Rag-Based-Pdf-Chatbot Public

    RAG-based PDF Chatbot built with Python, Sentence Transformers, FAISS, and LLM APIs. The system parses PDFs, generates semantic embeddings, retrieves relevant context using vector search, and produ…

    Python 1

  2. Agentic-Ai-and-NLP-Driven-Space-Simulator Agentic-Ai-and-NLP-Driven-Space-Simulator Public

    Agentic AI and NLP-driven 3D space simulator with real-time space data and interactive planetary exploration.

    TypeScript

  3. AI-powered-Subtitle-Generater AI-powered-Subtitle-Generater Public

    An AI-powered React web application that automatically generates, styles, and exports high-quality video subtitles using Google's Gemini API.

    TypeScript

  4. Automated-Weight-Loss-Testimonial-Reel-Generator Automated-Weight-Loss-Testimonial-Reel-Generator Public

    Automated Weight Loss Testimonial Reel Generator

    TypeScript