Frontend developers are professionals who focus on the visual aspects of websites and applications. They use languages like HTML, CSS, and JavaScript to create user interfaces that are both functional and appealing. Their work ensures that users can easily navigate and interact with digital products. These developers collaborate closely with designers to implement layouts and features that enhance user experience. They also test their work across different devices and browsers to ensure consistency and performance. Overall, frontend developers play a crucial role in making digital content accessible and engaging for users.