Native TV Streaming App Development

I'm looking for a professional app developer to create a native streaming app for my new TV streaming business. The app should be user-friendly and more streamlined than current methods.

Key Requirements:
- Platforms: iOS and Android
- Content: Live TV and on-demand videos
- Audio Quality: High quality

Essential Features:
- User authentication
- Search functionality
- Offline downloads

Ideal Skills & Experience:
- Expertise in mobile app development for iOS and Android
- Experience with streaming content
- Strong UI/UX design skills
- Knowledge of implementing high-quality audio and video streaming

Please provide examples of previous work and relevant experience.