The tutorial outlines the process of deploying a Java application to Amazon Web Services (AWS) using Jenkins, transitioning from manual deployment to an automated continuous deployment (CD) pipeline. It begins with setting up an AWS account and introduces AWS services, focusing on Elastic Beanstalk (EB) for simplifying application deployment. The guide details the use of the AWS Command Line Interface (CLI) to automate interactions, including uploading application files to AWS S3 and managing application versions within EB. It also covers creating an IAM user with specific permissions for security and storing AWS credentials in Jenkins to maintain confidentiality. The process involves configuring Jenkins to execute commands that automate the deployment, ensuring the application is correctly uploaded and deployed to AWS. The tutorial provides troubleshooting tips for common errors and emphasizes that while the pipeline is functional, it requires additional stages for a production-ready solution, such as enhancing code review and testing processes.