🚀 SigmaGPT

SigmaGPT is a full-stack AI-powered chat application inspired by modern conversational interfaces.
The project focuses on real-world deployment, frontend–backend integration, and cloud infrastructure using AWS.

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✨ Features

• 💬 AI-powered chat interface
• 🧵 Thread-based conversations
• 📜 Persistent chat history
• ⚡ Fast and responsive UI
• 🌐 Deployed on AWS EC2 with Nginx
• 🔗 Frontend–backend integration over REST APIs

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🛠️ Tech Stack

Frontend

• React (Vite)
• JavaScript
• HTML & CSS

Backend

• Node.js
• Express.js
• REST APIs

Screensort

Deployment & DevOps

• AWS EC2
• Nginx
• Linux (Ubuntu)
• GitHub Actions (CI/CD)

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🌐 Live Demo

🚀 SigmaGPT is live and deployed on AWS EC2

http://ec2-16-171-237-242.eu-north-1.compute.amazonaws.com/

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🧠 What I Learned

• Deploying frontend apps with Nginx
• Connecting frontend to backend on a remote server
• Debugging real production issues (CORS, ports, configs)
• Managing AWS EC2 instances
• Writing deployment-friendly code
• End-to-end ownership of a full-stack project

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📂 Project Structure

SigmaGPT/ │ ├── Frontend/ # React frontend ├── Backend/ # Node.js backend └── README.md

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🚀 Getting Started (Local Setup)

Clone the repository

git clone https://github.com/Utkarsh-Raj-Profile/SigmaGPT.git

cd SigmaGPT

Frontend Setup

bash
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cd Frontend
npm install
npm run dev


Backend Setup

bash
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cd Backend
npm install
npm start

🙏 Acknowledgements

Special thanks to Apna College for guidance and excellent teaching,
which helped me understand deployment concepts and push through real-world challenges.

👤 Author

Utkarsh Raj