A web developer is responsible for designing, developing, and maintaining websites and web applications. They use a variety of programming languages, frameworks, and tools to create dynamic, user-friendly interfaces for businesses, organizations, and individuals. Web development is a rapidly growing field, with a projected job growth rate of 13% from 2020 to 2030. A career in web development offers opportunities for creativity, problem-solving, and continuous learning, making it an excellent choice for those interested in technology and design.