Continue building a React Native mobile app with AWS Amplify in this fourth part of a comprehensive video series. Dive into backend development, focusing on integrating AWS Amplify services. Learn to implement key features such as retrieving the current active level based on quiz results, subscribing to user progress changes on the home screen, implementing analytics, and setting up push notifications. Engage in hands-on coding sessions and gain insights through a Q&A segment. Perfect for developers looking to enhance their skills in mobile app development using React Native and AWS Amplify.