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Modern Web Commerce system overview

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Project Demo

Watch the project in action before you buy.

Explore the complete system, see the customer and admin experience, and preview the files included with your purchase.

Explore the Live Demo

Try the complete application before purchasing. Browse the storefront, checkout flow, order, cart, etc. on the live hosted demo.

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Project Overview

A full-stack e-commerce system built beyond basic CRUD.

Modern Web Commerce is a production-minded implementation built to explore the practical problems that appear when users, payments, inventory, and orders come together in a real application.

Instead of only showing products and checkout pages, this project focuses on the systems behind them: cart synchronization, stock protection, payment webhooks, order lifecycle management, disputes, documentation, and testing.

Built to explore

Payments & webhooks
Inventory protection
Cart synchronization
Order lifecycle
Dispute workflows
BFF architecture
Seed scripts
Testing workflows

System Overview

One connected commerce system, from storefront to payments.

Modern Web Commerce connects a Next.js storefront, BFF layer, Strapi backend, PostgreSQL database, and Stripe payment flow into one practical full-stack project.

Next.js storefront
BFF API layer
Strapi backend
PostgreSQL database
Stripe payments
Webhook-driven orders
Modern Web Commerce system overview architecture

Engineering Topics

Explore the engineering decisions behind a modern commerce platform.

Every feature in Modern Web Commerce exists to demonstrate a real engineering problem and one practical approach to solving it.

Payments

Understand how payment intents, webhooks, and order confirmation work together.

Inventory

Prevent overselling using stock validation and inventory management workflows.

Order Lifecycle

Follow an order from checkout to completion, including expiration and disputes.

Architecture

Explore a practical BFF architecture with clear separation between frontend and backend.

Testing

Learn how important workflows are validated through testing and predictable processes.

Documentation

Understand not only how the project works, but why key implementation decisions were made.

Modern Web Commerce order lifecycle

Order Lifecycle

Orders are handled as a complete workflow, not a single checkout event.

Modern Web Commerce separates the order journey into clear stages so payment, stock, status updates, and edge cases can be handled more reliably.

Browse & Cart

Users browse products and add items to cart before starting checkout.

Checkout Started

An order is created in a pending state while payment is being processed.

Payment Processing

Stripe handles the payment flow while the backend waits for verified webhook events.

Order Completed

After successful verification, the order status is updated and stock/order records are finalized.

Edge Cases

Expired orders, failed payments, updates, and disputes are handled as separate flows instead of being ignored.

Inventory Protection

Stock is handled carefully to reduce overselling issues.

When multiple users try to buy limited stock at the same time, simple stock subtraction can fail. This project includes inventory workflows designed around safer stock checks, order states, and expiry handling.

Stock validation before checkout
Protected order flow
Expired order cleanup
Inventory update workflows
Modern Web Commerce inventory protection flow
Modern Web Commerce payment flow

Payment Flow

Payments are verified before an order is completed.

Instead of relying only on the browser after checkout, Modern Web Commerce uses a server-side payment flow where Stripe events help confirm payment status before updating order records.

Stripe checkout flow
Payment intent handling
Webhook-driven updates
Order confirmation logic

What's Included

Everything needed to study, run, and explore the project.

The download includes the project source code, documentation, setup resources, scripts, and supporting files so you can understand how the system is built.

Frontend Source Code

Complete Next.js storefront with product pages, cart flow, checkout flow, and user-facing order screens.

Backend Source Code

Strapi backend with APIs, collections, authentication, orders, stock, disputes, and business logic.

Documentation

Setup guides, architecture notes, feature explanations, and implementation details to help you understand the project.

Seed Scripts

Scripts and sample data to help you set up and test the project faster during local development.

Test Scripts

Testing workflows for important project flows including order, stock, payment, and edge-case handling.

Support Resources

Links to report issues, share feedback, and receive assistance are included throughout the documentation.

Future Updates

Documentation improvements, bug fixes, and selected enhancements will be released as the project evolves.

Project Structure

Organized for learning, extension, and long-term maintenance.

The project is separated into clear modules, making it easier to understand how different parts of the application interact without navigating a monolithic codebase.

Frontend application
Backend services
Documentation
Testing scripts
Utility & setup scripts
Modern Web Commerce project structure
Modern Web Commerce documentation

Documentation

Learn not only how it works, but why it was built that way.

The documentation explains project setup, architecture decisions, implementation details, common workflows, and important engineering trade-offs to help you understand the reasoning behind the code.

Setup
Development
Architecture
Features

Actively Maintained

Built with long-term learning in mind.

Modern Web Commerce is continuously refined through real-world feedback. Documentation, examples, project resources, and selected improvements evolve over time to make the project easier to understand, maintain, and extend.

Track updates here: Modern Web Commerce updates

Frequently Asked Questions

Questions before getting started?

If your question isn't answered here, feel free to reach out at hello@modernweb.in.

Who is this project for?+

Modern Web Commerce is designed for developers, students, and freelancers who want to understand how production-minded e-commerce systems are built beyond basic CRUD applications.

What is included with the purchase?+

Your purchase includes the complete frontend and backend source code, documentation, setup guides, seed scripts, testing workflows, and future documentation improvements.

Will I receive future updates?+

Yes. Documentation improvements, bug fixes, and selected project enhancements will be released as the project evolves. Major new features are not guaranteed unless explicitly announced.

How do I access my purchase?+

After completing your purchase, you can access it anytime by visiting https://dev.modernweb.in/download. You can also use the link included in your order confirmation email. From there, you'll be redirected to the Lemon Squeezy Customer Portal, where you can download your purchase. If you don't receive the email, please check your spam or promotions folder. If you're still unable to access your purchase, contact hello@modernweb.in for assistance.

Do I need Stripe to explore the project?+

No. You can study the architecture, source code, and documentation without connecting a Stripe account. A Stripe account is only required if you wish to test payment functionality yourself.

Do you offer refunds?+

Due to the digital nature of the product, all sales are final. If you experience download or technical issues, please contact support and reasonable efforts will be made to resolve the problem.