QTechy Backend

A Node.js backend built with Express and MongoDB for Authentication and Product Management.

🚀 Features

• User Authentication (Register, Login, Logout)
• Role-Based Access Control (Admin/User)
• Admins can add products
• Product List with:
  • Pagination
  • Search by name
  • Sorting (price low-high, rating high-low)
• Protected routes using JWT authentication
• Clean and modular folder structure
• Environment variable management with .env

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📌 Technologies Used

• Node.js
• Express.js
• MongoDB + Mongoose
• JSON Web Tokens (JWT)
• bcryptjs
• dotenv
• nodemon

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📂 Project Structure

• backend/ - Main project folder containing the backend application.
  • src/ - Source code directory for the backend services.
    • controllers/ - Handle the logic for authentication and product operations.
    • models/ - Define MongoDB schemas for User and Product.
    • routes/ - Define API endpoints for Auth and Product modules.
    • middlewares/ - Manage authentication and authorization (admin-only access).
    • utils/ - Utility functions (e.g., JWT token generation).
    • app.js - Main server setup and route mounting.
  • .env - Environment variables file to configure secrets and database connection.
  • package.json - Project dependencies, scripts, and metadata.
  • README.md - Project documentation and setup instructions.

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🛠 Installation & Setup

1. Clone the repository

git clone https://github.com/your-username/qtechy-backend.git

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cd qtechy-backend

3. Install dependencies

npm install

4. create environment variables root directory

cp .env

Then update the following values:

PORT=5000
MONGO_URI=mongodb://localhost:27017/qtechydb
JWT_SECRET=your_secret_key_here

Make sure MongoDB is running locally or update MONGO_URI if using cloud.

5. Start the server

npm run dev

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