Ruby
A dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write.
Rails
A web-application framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern
Angular
Angular is a platform for building mobile and desktop web applications.
NodeJS
Node.js® is a JavaScript runtime built on Chrome's V8 JavaScript engine.
JavaScript
JavaScript is a high-level, interpreted programming language that conforms to the ECMAScript specification.
Polymer
Polymer is an open-source JavaScript library for building web applications using Web Components.
HTML5
HTML 5 is a software solution stack that defines the properties and behaviors of web page content by implementing a markup based pattern to it.
CSS3
Cascading Style Sheets is a style sheet language used for describing the presentation of a document written in a markup language like HTML.
Cloud computing
Cloud computing is the on-demand availability of computer system resources, especially data storage and computing power, without direct active management by the user.