Hello, How are you?
I have just read you job description carefully and I understood exactly what you want.
I'm a Mobile expert and I have full experience of more than +7 years in this fields.
And I have an expertise of React-native, Android, Swift, Objective C...etc
So I can provide you excellent project as you want.
And I will provide you full time service.
By the way, What kind of solution do you want?
IOS and Android?
And do you need the all device version as like tablet, Roku, AmzonFire , Mobile?
And do you have a mock up?
Hope to discuss about your project more detail over chat.
Looking for your kind reply.
Thanks for your attention.
Best Regards.
Freelancer Gui.