QuickPick Commerce API

A scalable ASP.NET Core Web API backend powering an e-commerce platform with authentication, role-based authorization, product management, and commerce workflows.

Built using a layered architecture with .NET 8, Entity Framework Core, SQL Server, and JWT authentication.

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Features

Authentication & Security

• JWT authentication
• Role-based access control (RBAC)
• Custom permission middleware
• User and role management

Product Management

• Categories
• Brands
• Products
• Offers
• Coupons

Commerce Workflows

• Shopping cart
• Wishlist
• Orders and order items
• Product reviews

Backend Architecture

• RESTful API design
• Swagger/OpenAPI documentation
• Layered architecture
• Repository + Unit of Work pattern
• Entity Framework Core integration

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Architecture

Client Applications
        ↓
ASP.NET Controllers
        ↓
Service Layer
        ↓
Repositories + Unit Of Work
        ↓
Entity Framework Core
        ↓
SQL Server

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Tech Stack

• ASP.NET Core Web API (.NET 8)
• C#
• Entity Framework Core
• SQL Server
• JWT Authentication
• AutoMapper
• Swagger / OpenAPI

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Project Structure

QuickPick-Commerce-API/

├── eCommerceAPI
│   ├── Controllers
│   ├── Request Models
│   ├── AutoMapper

├── eCommerceAPI.Core
│   ├── Models
│   ├── DbContext
│   ├── Repositories
│   ├── DTOs

├── eCommerce.Service
│   ├── Business Logic
│   ├── Authentication
│   ├── Permission Middleware

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Core Modules

• Authentication
• Users
• Roles
• Permissions
• Products
• Categories
• Brands
• Coupons
• Cart
• Wishlist
• Orders
• Reviews

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Getting Started

Clone repository:

git clone <repo-url>

Install dependencies:

dotnet restore

Build:

dotnet build

Run:

dotnet run

Swagger:

https://localhost:7274/swagger

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Future Improvements

• Password hashing
• Docker support
• Automated testing
• Payment integration
• Database migrations
• Standardized API responses

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Why I built this

This project was built to strengthen backend engineering skills around API design, authentication, layered architectures, and real-world commerce workflows.