RPG-Themed Running App Development

I'm looking for an experienced mobile app developer to create a unique running app that incorporates RPG game elements. The app should be available on both iOS and Android platforms.

Key Features:
- Gamified running experience
- RPG elements like quests, character development, and rewards
- Integration with health tracking
- User-friendly interface

Ideal Skills and Experience:
- Proven app development experience for both iOS and Android
- Strong background in gamification and RPG mechanics
- Familiarity with health and fitness tracking technologies
- Excellent UI/UX design skills

Please include past work in your application, particularly any similar projects.