An Assistant Web Designer supports senior designers in creating and maintaining websites by handling tasks such as coding, graphic design, and layout adjustments. They work with HTML, CSS, and basic JavaScript, assisting in developing responsive and user-friendly designs. Additionally, they may update web content, troubleshoot design issues, and collaborate with developers and clients. This role helps build technical skills and provides experience in web design principles, making it a great starting point for a career in web development or design.