Cross-Platform Hotel Booking App Development -- 2

I'm seeking an experienced mobile app developer to create a hotel booking app available on both iOS and Android platforms.

Key Requirements:
- Main Function: Hotel booking
- Platform: iOS and Android
- Essential Features: Product listings, hotel booking

Ideal Skills and Experience:
- Proficiency in cross-platform mobile app development
- Strong experience in building e-commerce or booking apps
- Familiarity with UI/UX design for mobile applications
- Knowledge of integrating secure payment gateways
- Ability to implement robust backend systems for data management

Please provide examples of previous similar work and a timeline for project completion.