Cross-Platform App Development with Integrated Features

I'm in need of an experienced application developer capable of building an app for both iOS and Android platforms simultaneously. The developed application should prioritize the following main features: - User Profile Creation: Users should be able to register and create personal profiles. We need to store user information both our Worpress site and our [login to view URL] account. - In-App Purchases: The app should offer in-app purchases, leading the users through a seamless buying journey. We already have a setup for sales with Stripe, this must be used for purchases. - Social Media Integration: Implementing options for connecting and sharing with different social media platforms is critical. - Integration with WordPress and [login to view URL]: It is a must to understand our workflow, you should be able to integrate the app with our WordPress site and Monday.com. Our company is working together with a medical university to help people reverse their insulin dependence and diabetes type II. We organize a complete lifestyle change as far as food, sleeping habits, fluid consumption and excercise are concerned. Participants fill up a daily questionnaire, do their running on a daily basis. Ideally we need to connect their Strava account and display their data their. Based on their progress, personal advises are provided. The aesthetics of the app should resonate with the present design of our webpage. Thus, familiarity with webpage design adaptation for apps would be highly beneficial. Skills and experience in mobile app development, UX/UI design, social media APIs, WordPress, and [login to view URL] are prerequisites for this project. Company site under development: [login to view URL] Project site under development: [login to view URL]