Learn how to build a secure, full-stack Java application using React, Spring Boot, and JHipster in this comprehensive screencast. Start by installing prerequisites and getting familiar with JHipster 7. Verify functionality using Cypress and Keycloak, then switch to Auth0 for identity management. Create an OpenID Connect app, run and test your JHipster application, and add CRUD functionality for photos. Enhance your Spring Boot API with image EXIF processing and implement a React photo gallery. Transform your application into a Progressive Web App (PWA), deploy it to Heroku, and optimize for Auth0 integration. Analyze your PWA score using Lighthouse and discover how JHipster streamlines full-stack development. Perfect for developers looking to create modern, secure Java applications with cutting-edge technologies.