Vending Machine Purchase Web App

I need a web application that lets customers walk up to any of my connected vending machines, scan a QR code or enter a short URL, and immediately: • upload the documents they want to print. • select the specifications they want print in... (Budget: ₹12500 - ₹37500 INR, Jobs: Android, GraphQL, MySQL, Payment Gateway Integration, PHP, REST API, Software Architecture, Vue.js, Web Development)