💳 PayFlow

PayFlow is a Spring Boot backend application that simulates a digital payment processing system.

Features

• Company Management (CRUD)
• Wallet Management
• Money Transfer
• Payment History
• Global Exception Handling
• Custom Exceptions
• Validation
• Transaction Management

Tech Stack

• Java 17
• Spring Boot
• Spring Data JPA
• PostgreSQL
• Maven

APIs

Company

• Create Company
• Get Company
• Get All Companies
• Update Company
• Delete Company

Wallet

• Get Wallet Details

Payments

• Transfer Money
• Payment History

Architecture

Controller → Service → Repository → Database

Future Enhancements

• JWT Authentication
• Role Based Access
• Docker
• Redis
• Kafka
• Payment Gateway Integration