set up node (nginx server on azure https://www.digitalocean.com/community/tutorials/how-to-install-nginx-on-ubuntu-14-04-lts)
Install node.js 4 curl -sL https://deb.nodesource.com/setup_4.x | sudo -E bash - sudo apt-get install -y nodejs sudo apt-get install -y build-essential
Install mongo https://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/
server port 27017