Explore the world of front-end development tailored for back-end developers in this comprehensive 49-minute conference talk. Dive into essential front-end tools like npm, yarn, Gulp, Webpack, and Yeoman while learning HTML, CSS, and JavaScript basics. Discover the intricacies of Bootstrap, Material Design, ES6, and TypeScript. Gain insights into authentication standards, JavaScript framework explosion, and server-side support. Learn about CSS preprocessors like Sass, Bootstrap 4, and front-end performance optimization techniques. Explore Progressive Web Apps, security considerations with OWASP Top 10, and unit testing examples. By the end, understand how these technologies integrate through the JHipster project, bridging the gap between back-end and front-end development.