Service Appointment Search & Booking Portal

I'm looking for a seasoned developer or a team to create a robust web portal and mobile app for a service appointment search and booking application.

Key Features:
- Service Appointment Focus: The app needs to cater to service appointments exclusively.
- onboarding of service providers who would be high skilled professionals looking for contractual and bid work in their spare time while utilizing their skills
- Multi-Platform Availability: The application should be developed for both web and mobile platforms.
- Advanced Search Capabilities: The search function must include an availability filter to ensure users can book services that are currently open and accepting appointments.

Ideal Skills and Experience:
- Proficiency in web and mobile app development
- Prior experience with developing search and booking applications
- Strong understanding of creating user-friendly interfaces
- Skills in implementing complex search functionalities
- production deployment and maintenance of live platform
- Experience with service-oriented application development would be a plus.

Please submit your bid if you can deliver a high-quality product within a reasonable timeframe.