Add Stripe Apple Pay

We have an existing Stripe workflow and design that gets some user data (email, airport etc) and then runs the check out for a subscription. You can see it here: [login to view URL] We would like to add Apple Pay/ Google Pay via the Payment Request Button Element. [login to view URL] We already have our domain and devel domain certified. What we need is a developer that provides a working implementation for our: - workflow (collect customer data before payment) - runs a subscription payment We have some existing code (from a prior implementation) that might be helpful (or not).