Tech Stack

• Node.js – Server-side runtime
• Express.js – Backend framework
• MongoDB – NoSQL database
• Mongoose – MongoDB ODM
• JWT (jsonwebtoken) – Authentication & Authorization
• Cloudinary – Image upload & media management
• Multer – File handling middleware
• MongoDB Aggregation – Advanced analytics & admin insights
• dotenv – Environment configuration
• bcrypt – Password hashing

Features

Authentication & Authorization

• User registration and login
• JWT-based authentication
• Role-based access control (Admin/User)

Product Management

• Create, update, delete products
• Fetch single and multiple products
• Category-based product structure
• Pagination & filtering (page, limit, category, search)

Category Management

• Create and manage product categories
• Assign products to categories
• Organize store structure efficiently

Order Management

• Create orders
• Track order status
• Link orders to users and products
• Pagination for order history (user/admin views)

File Upload System

• Image upload using Cloudinary
• Secure media storage and retrieval

Admin Dashboard (Advanced)

• Sales and user analytics using MongoDB aggregation
• Product performance insights
• Order tracking and statistics

System Design

• Modular architecture (Controllers, Services, Routes)
• Scalable API versioning approach (v1 → v5)

Skills Demonstrated

• RESTful API Design
• Backend Architecture Design (MVC pattern)
• Authentication & Authorization (JWT, RBAC)
• Database Design & MongoDB Schema Modeling
• Aggregation Pipeline for Analytics
• Secure File Upload & Media Handling
• API Versioning Strategy
• Scalable Backend Development
• Clean Code & Modular Design Principles

Base Endpoints

https://commerce-engine-backend-api.onrender.com/api/v1/product/all-products