Dear Freelancer , We need small work on kotlin specially , Requirement I m briefing here and along this I m attaching two document of it means one is simulation doc and another one is also related to the flow . • All backend api we will be provided • Android user can register his/her self, can purchase one subscription • After this he/she can edit/ create image or pdf that will become catalog / brochure of his/her business. Finally, can update it. • User image/brochure will be submitted to the server through the API . • This user will get unique QR code from backend , this qr print he/she can take. In future on the behalf of this QR Code one web link will open that will display image or pdf file. • More Details are in attached two document • To edit image , we had purchase code from code canyon . If you can implement it, can develop app quickly then its best about this we will discuss on chat • We need to implement this withing 2 – 3days only. • Attached files are 1) simulation doc 2) flow doc 3) UI samples what kindly of ui we will be needed.