Multi-Platform Video Streaming App Development

I'm looking for a skilled developer to create a robust video streaming app that supports iOS, Android, Web, and Smart TVs.

Key Requirements:
- Multi-platform compatibility (iOS, Android, Web, Smart TVs)
- High-quality video streaming
- User-friendly interface
- Secure login and user authentication
- Content categorization and search functionality
- Integration with payment gateways for subscriptions
- Backend support for content management
- Experience with video streaming technologies

Ideal Skills and Experience:
- Proven experience in developing streaming applications
- Strong knowledge of video processing and delivery
- Familiarity with cross-platform development
- Expertise in UI/UX design
- Solid understanding of backend development and database management

Looking for a candidate who can deliver a high-quality product within budget and timeline. Please share your portfolio and relevant experience.