Custom ERP Integrated CRM Build

I need a purpose-built CRM that mirrors our exact sales workflow, from the moment a lead is captured right through to quoting and order hand-off into our existing ERP. The platform has to manage leads,... (Budget: ₹37500 - ₹75000 INR, Jobs: Agile Development, Angular, AngularJS, API, CRM, ERP, HTML, Node.js, PHP, Website Design)