Mobile app for fitness startup

I am looking for a talented developer to create an innovative mobile app for my fitness startup. The app should be developed for both iOS and Android platforms. Whether or not a design needs to be created is still to be determined. Additionally, the possibility of needing a backend system for user management is a possibility. If you are adept at mobile app development and have experience in creating fitness-focused apps, it would be a definite plus. I'm looking for a partner who is reliable, creative, and able to deliver exceptional results. If you believe you're the right fit, please submit your bid and let me know why you are suitable for this task. Thank you and I look forward to hearing from you!