On-Demand Delivery App/Website

I need a comprehensive on-demand delivery service for package deliveries. The project includes both a mobile app (for iOS and Android) and a website.

Key Requirements:
- User-friendly interface for customers to schedule and track deliveries.
- Secure payment gateway integration.
- Real-time tracking system for packages.
- Efficient routing and logistics management.
- Admin dashboard for order management.
- Notifications and alerts for users at each delivery stage.
Signature capture

Ideal Skills and Experience:
- Proficiency in developing cross-platform mobile applications.
- Strong experience in web development.
- Background in logistics and delivery systems.
- Expertise in UI/UX design.
- Familiarity with payment gateways and real-time tracking technologies.

Please include examples of similar work done in your bids.