Deploying Fullstack Java Applications on AWS

 Deploying a fullstack Java application on AWS allows developers to build scalable, secure, and high-performance web applications using cloud infrastructure. A typical fullstack Java app consists of a frontend (HTML/CSS/JavaScript or frameworks like React/Angular), a backend built with Java (Spring Boot or similar), and a database such as MySQL or PostgreSQL.

AWS offers various services like EC2, RDS, S3, and Elastic Beanstalk to streamline the deployment process and manage infrastructure efficiently.

Application Structure Overview

A fullstack Java app generally includes:

Frontend: HTML/CSS/JS files or SPA frameworks

Backend: Java application (e.g., Spring Boot)

Database: Relational (MySQL/PostgreSQL) or NoSQL (DynamoDB)

Setting Up the Backend with EC2 or Elastic Beanstalk

Option 1: Using EC2

Launch an EC2 instance (Amazon Linux or Ubuntu)

Install Java and build tools:

bash

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sudo yum install java-17

Deploy your backend:

Upload your .jar file to EC2 using scp

Run the app with:

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java -jar your-app.jar

Open port 8080 (or relevant) in the EC2 security group to allow external traffic

Option 2: Using Elastic Beanstalk

Package your Spring Boot app as a .jar

Install the Elastic Beanstalk CLI and initialize:

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eb init

eb create java-env

Elastic Beanstalk handles provisioning, scaling, and monitoring

Hosting the Frontend

You can host frontend files using:

Amazon S3: For static websites (HTML/CSS/JS)

Enable static website hosting in the S3 bucket

Upload your build files (e.g., React build/ folder)

Set proper permissions for public access

Or use CloudFront with S3 for a global CDN with SSL support.

Setting Up the Database

Use Amazon RDS to host a managed MySQL or PostgreSQL instance

Configure VPC security groups to allow connections from your backend

Store database credentials securely using AWS Secrets Manager

Domain and Monitoring

Use Route 53 to set up a custom domain

Monitor application health with CloudWatch

Secure communication with HTTPS using ACM (AWS Certificate Manager)

Conclusion

Deploying fullstack Java applications on AWS enables high scalability, availability, and ease of management. Whether using EC2 or Elastic Beanstalk, integrating AWS services provides a flexible foundation to run enterprise-grade applications with minimal operational overhead.

Learn Fullstack Java Training in Hyderabad

Read More:

Using Hibernate for ORM in Java Applications

Introduction to Spring Framework for Backend Development

Database Integration: MySQL, PostgreSQL, and MongoDB with Java

Building Dynamic Frontend Interfaces with Angular and Java Backend

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