Comprehensive Delivery Service App Development

I need a complete delivery services application for both iOS and Android platforms. This app is akin to a courier service specifically for hospitals.

The project includes:

- Client App Features:
- Placing orders
- Real-time tracking of deliveries
- Payment integration
- Order history

- Driver App Features:
- Navigation support
- Task assignment
- Earnings summary

- Admin Dashboard:
- Manage clients and drivers
- Monitor all deliveries in real-time
- Generate reports and analytics

- A complete, responsive website to complement the mobile applications.

Ideal Skills and Experience:
- Proven experience in developing mobile applications for both iOS and Android
- Strong background in building secure payment integration systems
- Familiarity with real-time tracking technologies
- Experience in creating comprehensive admin dashboards
- Web development skills for a responsive, user-friendly site

Please provide examples of your previous work in similar projects.