Mobile App Sync for Lovable Websites

I'm seeking a skilled mobile app developer to create fully synchronized iOS and Android apps for my two Lovable platform websites (Real Estate & Educational).

Key Requirements:
- Property listing, Agent contact forms, and Virtual tours from Real Estate site
- User login and account management
- Push notifications, in-app messaging

Design:
- UI/UX should be a mix of the current websites and modern touches

Ideal Skills & Experience:
- Proven app development experience
- Strong portfolio of similar projects
- Expertise in integrating with web platforms
- Clean, modern UI/UX design

Please provide:
- Cost estimate
- Timeline
- Portfolio links