The problem Last Moment solves

Our aim to provide convinience to the costumers by saving them from standing in large queue during the time of purchase which ultimately saves their time.
We aim to acheive our mentioned goals by providing our partners with barcodes for each product which can be scanned by our app to make a purchase. When the custorner scans and purchases a product through our app, the product with its unique id gets removed from the inventory database, which we share with our partners. The barcodes which we provide also have passive RFID tags which when scanned through RFID scanner shows the products unique

Challenges we ran into

Multiple backend related bugs