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Jeff's Services E-commerce platform

Published Jun 23, 2026

Last Updated Oct 01, 2026

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Desktop View

Jeff's Services E-commerce platform

Primary application interface and landing showcase

Store screen Application Flow

Interface of the main store of the application

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Case Study & Technical Details

# Jeff's Services — Cryptocurrency Exchange & E-commerce Platform

A full-featured web platform combining **e-commerce and cryptocurrency exchange capabilities**, developed for Jeff's Services. The platform allows users to manage their accounts, trade cryptocurrencies, purchase products online, and complete transactions through multiple payment methods.

## Objectives & Challenges

* Build a unified platform combining cryptocurrency exchange and online shopping.
* Integrate multiple payment providers, including **Binance, Coinbase, PayPal, Orange Money and MTN Mobile Money**.
* Handle financial transactions reliably while maintaining data integrity.
* Support both French and English-speaking users through a multilingual interface.
* Provide separate workflows for customers and administrators to manage products, cryptocurrencies and transactions.

## Tech Stack

* **Backend**: Symfony 7.4, PHP 8.2+, Doctrine ORM
* **Frontend**: Twig, Bootstrap 5.3, jQuery
* **Database**: MySQL
* **Infrastructure**: Docker & Docker Compose
* **Testing**: PHPUnit
* **Architecture**: MVC with dedicated services and repositories

## Key Features

1. **Cryptocurrency Exchange**: Buy, sell and exchange supported cryptocurrencies through dedicated transaction workflows.

2. **Multi-Payment Integration**: Support for international and local payment methods, including Binance, Coinbase, PayPal, Orange Money and MTN Mobile Money.

3. **E-commerce Platform**: Product catalog, shopping cart, checkout and order management.

4. **Transaction Management**: Business logic organized through Symfony services, repositories and database transactions to maintain data consistency.

5. **Multilingual Interface**: Full French and English support with Symfony translation files.

6. **Administration Panel**: Manage products, cryptocurrencies and user transactions from a centralized interface.

7. **Responsive Design**: Bootstrap-based interface optimized for desktop and mobile devices.

8. **Background Processing**: Symfony Messenger consumers for handling asynchronous tasks in the production environment.

```php
// Example architecture
Controller
    ↓
Service
    ↓
Repository
    ↓
Doctrine Entity
    ↓
MySQL
```

The application follows a structured MVC architecture, with business logic isolated in dedicated services and database access handled through Doctrine repositories. Critical operations use database transactions to help preserve data integrity.

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