🏦 TRAVEL BANK - Microservices Project

TRAVEL BANK is a Spring Boot-based microservices application designed to simulate a simplified banking platform. It consists of three core microservices that handle Accounts, Cards, and Loans functionalities. Each service is built with Spring Boot, Spring Data JPA, H2 database, and includes validations and exception handling for robust and secure development.

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🧩 Microservices Overview

1️⃣ Accounts Service

• Allows customer registration.
• Creates a new bank account during registration.
• Supports full CRUD operations.
• Includes validations and global exception handling.

2️⃣ Cards Service

• Enables customers to apply for credit or debit cards.
• Manages card issuance and details.
• Provides create, update, fetch, and delete APIs.

3️⃣ Loans Service

• Customers can apply for loans and track loan details.
• Full CRUD functionality for loan records.

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🛠️ Tech Stack

• ⚙️ Java 17+
• 🚀 Spring Boot 3.x
• 📦 Spring Data JPA
• 💾 H2 In-Memory Database
• 📘 Swagger (OpenAPI) for API Documentation
• 🧪 Postman for API Testing
• ☕ Maven for Dependency Management

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📌 Features

• ✅ Microservice architecture
• ✅ RESTful APIs with full CRUD operations
• ✅ Bean validations on input data
• ✅ Global exception handling
• ✅ In-memory H2 DB for quick testing
• ✅ Swagger UI for interactive API docs
• ✅ Postman collection included for easy testing

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📂 Postman Collection

🧪 You can find the Postman collection in the repository filname is "TRAVEL-BANK.postman_collection.json"
It contains ready-to-use requests to test all available APIs for Accounts, Cards, and Loans.

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📈 Future Enhancements

• 🔄 Add Kafka for inter-service communication
• 🌐 Integrate with API Gateway and Eureka
• 📊 Use ELK (Elasticsearch, Logstash, Kibana) for logging and monitoring
• 🐳 Containerize with Docker

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📸 Swagger UI

You can access the Swagger documentation at: below

(http://localhost:8080/swagger-ui/index.html)

You can access the H2 Database at: below

(http://localhost:8080/h2-console)