Billboard Rental App Development

I'm looking for a developer or team to create an app for renting billboards in a specific area. The project includes both a mobile and web application, with the mobile app compatible for both iOS and Android platforms.

Key Features:
- A comprehensive booking system
- Integrated payment gateways for seamless transactions
- A real-time, interactive map showing billboard availability

Ideal Skills:
- Proven experience in developing both mobile and web applications
- Skills in creating complex booking systems
- Expertise in integrating secure payment systems
- Experience in developing interactive maps within an app

Please bid if you have the necessary skills and experience.