Unified Retail ERP App & Website

I’m building an end-to-end digital ecosystem for Raj Electronics and would like to tackle the Android app first, then roll the same experience out to iOS and a public website, all fed by one real-time backend... (Budget: ₹12500 - ₹37500 INR, Jobs: Android App Development, Django, eCommerce, HTML, Node.js, PHP, REST API, Website Design)