An IBM Front End Developer is responsible for designing, developing, and optimizing user interfaces for web and mobile applications. They use technologies such as HTML, CSS, JavaScript, and frameworks like React to create seamless, high-performance experiences. At IBM, front-end developers collaborate with UX designers and back-end teams to ensure accessibility, security, and scalability. Their role involves problem-solving, debugging, and continuously improving front-end performance. IBM emphasizes innovation, so developers may also work with AI, cloud, and data-driven technologies.