Node.js Social Platform Development

***First of all, pls check all job description carefully.*** I need a complete social-style web application built with a Node.js back end, modern JavaScript on the front end, and a small set of performance-critical routines written in C++ and exposed to Node through native add-ons... (Budget: $250 - $750 USD, Jobs: API Development, Docker, Documentation, Express JS, Full Stack Development, JavaScript, Node.js, NoSQL Couch & Mongo, Software Architecture, Web Development)