UI UX designer is needed for Redesign the Existing App

Looking for a UI/UX designer to redesign our existing festival banner maker app. The main issue with the current app design is its visual design, which needs to be improved. The primary purpose of the app is to allow users to create and design festival banners. We're looking for a designer who can add new templates to the app to enhance its features. Ideal skills and experience for the job include proficiency in UI/UX design, experience in app design, and knowledge of design software such as Photoshop and Sketch.