I have designed an e-commerce app with Adobe XD & created the prototype with ProtoPie. The app allows users to buy comic-related products.
Day 1 - Splash Screen for an e-commerce app
Day 2 - Onboarding screen to let users customize their search/shopping experience
Day 3 - Permissions: tell your users why you need permission
Day 4 - Home Screen
Day 5 & 6 - Product Page & Promotion Pop-up
Day 7,8 & 9 - Add to Cart, Checkout & Rate this App screens
You can see the complete user flow I created here: