Fitness App Development with Support

I'm looking for an experienced app developer to create a fitness application, similar in feel and functionality to the IBEX app, with ongoing support.

Key Features:
- Platforms: iOS and Android
- User Signup: Google integration
- User Analytics: Track workout completion rates, subscription rates for programs, and weight/resistance increase over time
- Weekly Workout Updates: Ability for me to update workouts weekly
- Video Support: Instructionals for each exercise
- Detailed Tracking: Sets, reps, and weights for each exercise
- Program Subscription: 7-8 programs available for users to subscribe to, refilling their weekly workout calendar
- Interface: Super clean and easy to use, with a calendar, dashboard, profile, and programs page

Ideal Skills and Experience:
- Mobile app development for iOS and Android
- Experience with user analytics integration
- Strong UI/UX design skills for a clean, user-friendly interface
- Familiarity with fitness apps and their functionalities

Please provide examples of previous similar work.