Responsibilities and features:
📍 integration with Google/Facebook signup API,
📍 streaming configuration (with web sockets),
📍 custom Views for calendar and class filter,
📍 UI implementation separately for smartphones and tablets,
📍 implementation of certain features separately for tablets in DEX mode,
📍 payments (Stripe),
📍 implementation logic related to deep links,
📍implementation of a preview - video for classes with Exo Play,
📍implementation Dependency Injection (DI),
📍implementation logic for push notifications (Firebase Cloud Messaging)