Develop Cross-Platform Appointment Booking App for Service Business

We are seeking an experienced mobile application developer to create a comprehensive appointment booking app for our service business. The application needs to be available on both Android and iOS platforms.

Key features for customers will include:
- Account creation and management.
- Browsing available services and their respective prices.
- Selecting and booking available time slots.
- Functionality to cancel existing appointments.
- A section to view their booking history.
- Automated booking confirmations and notifications.

The app must also include a robust admin area, enabling us to:
- Efficiently manage all services and their pricing.
- Configure and update working hours and availability.
- Administer customer accounts.
- Oversee and manage all appointments.

We are open to using either Flutter or React Native for development, with Firebase or another suitable backend solution. The selected freelancer will be responsible for the complete app development, backend integration, notification system implementation, thorough testing, and providing comprehensive setup documentation. We encourage applicants to share examples of similar applications they have developed and to detail their proposed approach for handling appointment availability and notification systems.