Personalized Tuition App Development

I'm seeking an experienced developer to build a personalized 1:1 tuition app. The app must be accessible on iOS, Android, and Web platforms.

Key Features:
- Video Tutoring: Real-time video sessions between students and tutors.
- Interactive Whiteboard: Collaborative space for learning and problem-solving.
- Progress Tracking: Monitoring student performance and learning milestones.

User Roles:
- Student: Access to courses, tutors, and progress tracking.
- Tutor: Manage sessions, track student progress, and deliver content.
- Admin: Oversee the platform, manage users, and ensure smooth operations.

Ideal Skills & Experience:
- Expertise in app development across iOS, Android, and Web.
- Strong background in integrating video conferencing and interactive tools.
- Experience in developing user-friendly interfaces for multiple user roles.
- Knowledge in backend development for robust progress tracking systems.

Please provide portfolios and relevant project experience in your bids.