Thumbnail artist for 3D animated children show

Hi ! We are a company that makes 3D animated for young children (age 1 to 5) broadcasted on Online platforms such as Youtube or Amazon Prime video. We are looking for graphic designers to provide catchy thumbnails for episodes of our shows on the various platforms we work with. You need to work on both Autodesk Maya and Photoshop, to create images using Maya assets, and Photoshop compositing. Our payment rate is 20$ per thumbnail. Please be informed that we require our potential partners to take a small test to make sure that your proposal matches what we are looking for.