An Information Architecture (IA) developer designs and organizes information structures in digital spaces to help users understand where they are and where the information they want is located. They define user paths, create wireframes, design user interfaces, and develop navigation systems. By using data and user research, they ensure intuitiveness and ease of use in websites, apps, or software. They also work closely with UX designers and developers, aiming to align business goals with user needs. Their ultimate goal is to create a smooth, efficient user experience, reducing confusion and frustration.