Kotlin App Enhancements with New Features

I'm looking for an experienced Android Kotlin developer to incorporate a few new features into my app. Key Features: // Course Detail Page: - Users can manually tick each lecture when they wish to track progress. - Progress is tracked based on these ticks. - Show Courses all things and play lecture and toggle between it. - More not has to done from your side. - Users can resume from where they left off. // Resume Option (Bottom Menu): - Allows users to play the course video from where they left off. // Pathway: - Similar logic as courses. - Users can mark completed pathway(lesson) after clicking complete lesson // Podcast: - Simple video player with description title and also check screen time for premium time and ads restriction if premium time is over. // Streak: - Displays the streak of days a user has maintained. - Calendar will be of a week.(progress) - Shows progress and rewards users for maintaining streaks. - Users can claim rewards based on streaks. - With Claim we will get some premium time. // Feedback Form: - Provides a form for users to submit feedback. // Event Registration: - Event registration page design is ready. - Upon submission, users are informed their request has been added. - If approved then show details or message regarding the webinar(provided through database) - Admin will confirm the registration or deny if slots are full. - Register now -> Under process -> Registered (if not) -> Better Luck Next Time -> All slots are full. - Alert Dialog -> Show show details or message regarding the webinar(provided through database) (if registered) // Notification History: - A history of all notifications is maintained -> Only these notification will be stored that are stored in firebase databse and no option for mark as read // Other Features: - Daily sent notification to maintain Checklist. // Daily Task: - Users must complete daily tasks to earn premium time. - One time task, just design // Membership & Premium Time: - More details in figma design - Membership is purchased via Razorpay. - With membership, users get unrestricted access to all products and can watch courses without limitations. - Premium time allows watching courses but doesn't grant access to products. - More functionality to be added. - Watch ad and get some premium time // Crypto Thing: - Referral based system. - If mining session is active, the middle 'X' turns golden. - Users earn 0.1 X Coin per day, reflected in speed, without needing the app running. - The boost feature doubles the reward (100% boost via watching ads). - Users can invite friends to earn additional X coins (0.05 per friend, 0.0025 for each referral). - A custom message feature encourages friends to join mining. - Users can see how many are currently joined and how many friends they've invited & who are mining and sent notification to mine if they are not mining. - Admin can see a user invited how many users. - Admin can see how many users are mining.