Node.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
nginx - A high performance free open source web server powering busiest sites on the Internet.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
Django - The Web framework for perfectionists with deadlines
Google Cloud Load Balancing - Google Cloud Load Balancer enables users to scale their applications on Google Compute Engine.