Hello Sir, how are you?
I have been working with hybrid apps (ionic and cordova and reactjs) for many years.
I read your description carefully and understand your requirements fully.
I am really interested in your project.
I am 100% sure i can satisfy your requirements perfectly.
Main skill: Payment integration, Geo location service, Push notification, Database management, Graphic Design
Cloud serivce: Amazon web service, Quickblox, Parse, Ejabberd, Openfire, Firebase
Nice and familiar interface will greatly make you happy and I hope long term relationship with you
Thank you.