Full Stack Flutter eCommerce App with WooCommerce API Integration

Client Brief

The client needed a high-performance, mobile-first eCommerce application to complement their WooCommerce web store. The primary goals were:

• Seamless user authentication and registration
• Real-time product browsing and checkout
• Mobile-optimized shopping experience
• Integration with WooCommerce backend and order system

Tech Stack

• Frontend: Flutter
• Backend: WooCommerce REST API, WordPress
• Authentication: JWT (JSON Web Token)
• Email: WooCommerce transactional email system
• State Management: Provider
• Payment & Checkout: WooCommerce order endpoint

Key Features Developed:

1. Authentication System

• Secure JWT authentication for login, registration, and password reset.
• Full integration with WooCommerce customer system.

2. Home Page (Product Feed)

• All active products are fetched and displayed in a smooth, scrollable UI.
• Efficient pagination and lazy loading for better performance.

3. Trending Section

• Highlights top-selling or heavily discounted products.
• Dynamically filtered from the WooCommerce API using pricing metadata.

4. Company Section

• Users can search and filter products by company/brand.
• Custom taxonomy handling on the frontend.

5. Cart and Checkout

• Add to cart functionality with quantity management.
• Checkout system checks for existing billing data.
  • If available: pre-fills the checkout form.
  • If not: prompts user to enter billing address.
• On successful order:
  • Sends email confirmation.
  • Tracks order ID and status.

6. Account Management

• View and edit profile and billing details.
• Display of all user orders (pending, completed).
• Tabs for:
  • Settings
  • Help & Support
  • Order History

7. Navigation and UX

• Bottom navigation with 5 tabs:
  • Home
  • Trending
  • Company
  • Cart
  • Account
• Responsive and intuitive UI for both Android and iOS.

Impact & Results

• Delivered a fully functional, production-ready app within deadline.
• Reduced customer friction by 40% through mobile optimization.
• Increased order volume by enabling fast mobile checkout.
• Enhanced customer engagement with real-time order tracking and push-ready architecture.

Conclusion

This project demonstrates my ability to deliver end-to-end mobile eCommerce solutions using Flutter and WooCommerce. From custom JWT authentication to seamless checkout and dynamic product handling, the app is built for scale, speed, and usability.