Customized webapp & mobile app - Privet Collector

We are seeking an experienced developer to create a fully customized web and mobile application for "Privet Collector." This project encompasses end-to-end development, from functionality to design, ensuring a sophisticated user experience akin to 1stdibs. The application must support keyword searches, with the capability to convert search results into downloadable PDF catalogs featuring images. Additionally, images need to be standardized and backgrounds cleaned for a polished look. The platform should also allow for the seamless addition of new categories as required. Your expertise in delivering elegant, user-friendly applications is essential for this project.