Cross-Platform Mobile App Development

I'm seeking a proficient mobile app developer to create a cross-platform application for both iOS and Android. The app should facilitate self-registration for service providers and allow service takers to select service duration based on a rate card.

Key Features:
- Cross-platform compatibility
- Self-registration for service providers
- Service taker interface with a rate card
- Social Media Login, specifically Google

Ideal Skills and Experience:
- Extensive experience in mobile app development, especially cross-platform
- Proven track record of creating service-oriented applications
- Proficiency in integrating Google for Social Media Login
- Ability to design user-friendly interfaces for both service providers and service takers