Full-Stack Responsive Web Application

I plan to launch a modern, mobile-first web application and need everything built from the ground up—frontend, backend, and database. The interface must feel light and intuitive on phones as well as large screens, with page transitions that stay below perceptible latency... (Budget: ₹400 - ₹750 INR, Jobs: AngularJS, Artificial Intelligence, Data Analytics, Flask, JavaScript, MySQL, Python, Web Development)