I have rich experiences in shopping app dev.
I have developed payment app and merchant/customer marketing app dev.
I am very familiar with paypal and credit card, QR and bar code reader.
If you prefer meFlere
My name is Frank Chinese mobile app developer.
I read your description and I am very interested in your project.
As you mentioned in description, I think this app need to get data from web server and analyzFlere
Gedeon Systems is a serious and responsible company commitments, we have over 20 skilled and developers with the necessary skills to take your project forward.
It will be a pleasure to make your projecFlere