I need someone professional and experienced in Xamarin. i already have developed project and some basic modifications.
these are the requirements specifically in already developed app.
1. validation password and email for new users in the application and to show me in the administration panel
2. To put a button when the user wants to cancel a reservation in the application
3. Reservation only once for the same course, without being able to book again (message -allready booked for this session)
further discussion in the chat please . thank you