QuickBuy

A scalable e-commerce marketplace with mobile shopping and web admin tools.

A complete online marketplace with web and mobile apps for shopping, orders, promotions, and real-time updates.

OUR PORTFOLIO

Building a Scalable E-Commerce Marketplace

Kaizen Software Solutions developed QuickBuy, an online shopping platform that lets customers browse products, manage carts, place orders, and receive live updates, while administrators manage inventory, promotions, and business reports from one connected system.

Mobile App

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QuickBuy landing screen QuickBuy home screen QuickBuy shopping cart screen QuickBuy multi-store cart comparison 4 screens

Web Admin App

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QuickBuy web sign in QuickBuy web dashboard QuickBuy inventory analytics QuickBuy order list QuickBuy order details QuickBuy product list QuickBuy promotions management QuickBuy sales performance QuickBuy user management QuickBuy company settings 10 screens

Who This Platform Serves

Shoppers who want a simple way to discover products and complete purchases online.

Store administrators who need tools to manage products, inventory, promotions, and order performance.

Business stakeholders who want one platform instead of separate disconnected systems.

What We Delivered

  • Product browsing by category with images, details, and search-ready APIs
  • Shopping cart, checkout flow, order tracking, and account management
  • Promotions and discounts applied during checkout
  • AI-powered multi-supermarket price comparison that lets users add products in one cart while the platform automatically creates store-wise carts and recommends the lowest-cost purchase option
  • Real-time order notifications using SignalR
  • Admin dashboard for products, inventory, promotions, and reporting
  • Secure JWT authentication with role-based access control

Platforms in This Project

  • QuickBuy Web API - ASP.NET Core backend with REST and GraphQL endpoints
  • QuickBuy Next.js web application for customer and admin experiences
  • QuickBuy mobile app for cross-platform shopping on Android and iOS

Key Achievements

  • Delivered a production-ready commerce architecture with scalable API design
  • Connected web and mobile clients to the same business logic and data layer
  • Implemented real-time communication for order and notification workflows
  • Differentiated QuickBuy from standard supermarket apps by enabling one-cart shopping across multiple stores with AI based low-cost store selection
  • Built admin and reporting capabilities for operational visibility

Technology Stack

ASP.NET Core (.NET 8/9), SQL Server, Entity Framework Core, JWT, SignalR, GraphQL (HotChocolate), Mapster, Serilog, Next.js, and React Native.

Build Something Similar With Kaizen

If you want a marketplace, retail platform, or multi-channel commerce solution like QuickBuy, Kaizen Software Solutions can design and deliver the full product — web, mobile, API, admin tools, and secure integrations.