Scalable Backend for Creator Platform

Our React + Tailwind frontend is ready; now I need the Node.js, Express, MongoDB Atlas and Socket.io backend that will let brands and creators collaborate smoothly and at scale. Core scope • Authentication & Roles – JWT-based signup / login for Brand, Creator and Admin dashboards... (Budget: ₹1500 - ₹12500 INR, Jobs: AngularJS, API Development, Backend Development, Database Design, JavaScript, MongoDB, Node.js, NoSQL Couch & Mongo)