Emergency Responder QR Code App

I need a QR code app designed for emergency responders that will be developed for both iOS and Android platforms. The primary function of the QR code is to provide medical information. Users themselves will input their emergency medical information into the app.

Key Requirements:
- Develop the app for both iOS and Android platforms.
- Implement QR code functionality to provide medical information.
- Ensure users can input their own emergency medical information.

Ideal Skills and Experience:
- Experience in developing mobile applications for both iOS and Android.
- Proficiency in implementing QR code technology.
- Understanding of user-friendly interfaces for inputting sensitive information.