An accessibility developer creates and modifies digital content and applications to ensure they are accessible to all users, including those with disabilities. They follow accessibility guidelines like WCAG (Web Content Accessibility Guidelines) and ADA (Americans with Disabilities Act). They integrate assistive technologies, such as screen readers or voice recognition software, into web and mobile applications. Their work involves coding, testing, debugging, and creating documentation to ensure accessibility standards are met. They often collaborate with UI/UX designers, front-end developers, and QA testers to ensure an optimal, inclusive user experience. They play a crucial role in creating an inclusive digital world.