Birthday Wish App Development

I'm looking for a mobile app developer to create a birthday wish application that syncs with Excel. The app will be available on both iOS and Android platforms, and will cater to three types of users: General users, Administrators, and Territory users.

Key Features Include:

- Daily alerts to remind users of upcoming birthdays
- Video wish recording feature with a script
- Sending wishes via WhatsApp integration
- Admin panel for managing data, users, and gift stock with full access to all features
- Territory users to handle local card and gift delivery

Ideal skills and experience:
- Proficiency in mobile app development for both iOS and Android
- Experience with Excel integration
- Strong background in building admin panels
- Familiarity with video recording and WhatsApp API integration
- UI/UX design skills to ensure a user-friendly experience

Please provide a portfolio demonstrating similar projects. Looking forward to your bids!