AI Sports Coaching App Development

I'm seeking a skilled developer to create an AI-powered sports coaching platform. The primary focus of this project will be implementing motion tracking capabilities using MediaPipe/OpenPose. The platform will also need to support video chat for live coaching sessions, and incorporating video analysis functions via OpenCV/FFmpeg.

Key Features:
- Motion tracking: The platform's primary feature will involve sophisticated motion tracking.
- Live coaching: This will be facilitated through video chat capabilities.
- Video analysis: Essential for understanding and improving athletes' performances.

Ideal Skills and Experience:
- Proficient in React Native (Expo), Next.js, Node.js, and Express.js.
- Experienced with MediaPipe/OpenPose for motion tracking.
- Skilled in OpenCV/FFmpeg for video processing.
- Understanding of WebRTC/Twilio/Agora for live coaching.
- Familiar with MongoDB/PostgreSQL for data storage.
- Competent in AWS S3/Firebase for cloud storage.
- Knowledgeable about Stripe/PayPal for payments integration.
- Proficient in using Google Calendar API for scheduling.

Your task will be to design an engaging, user-friendly platform that leverages AI for sports coaching.