Cross-Platform Service Provider App Development

I'm looking for an experienced mobile app developer to create a service provider app for both iOS and Android platforms.

Key Requirements:
- User-friendly interface for easy navigation
- Secure login and user authentication
- Service listing with detailed descriptions, images, and pricing
- Booking system with calendar integration
- Payment gateway integration for secure transactions
- Review and rating system for service providers
- Push notifications for updates and reminders
- Admin panel for managing users, services, and transactions

Ideal Skills and Experience:
- Proven experience in developing cross-platform mobile apps
- Strong knowledge of UI/UX design principles
- Expertise in integrating payment gateways
- Familiarity with backend technologies to support app functionality
- Excellent problem-solving skills and attention to detail
- Strong communication skills for regular updates and feedback

Please share your portfolio and relevant experience. Looking forward to your bids!