All-in-One Social Media Platform

I want to build a single web-based social network that fuses the experiences of Facebook, YouTube, Zoom, WhatsApp and Messenger. The audience is international, so the interface must launch in English and scale easily to every major language... (Budget: $3000 - $5000 AUD, Jobs: AngularJS, API Development, JavaScript, MERN Stack, Node.js, NoSQL Couch & Mongo, Smart Phone/Tablet Apps, Video Conferencing, Web Development, WebRTC)