Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
JavaScript - Lightweight, interpreted, object-oriented language with first-class functions
Melrose Labs CloudPBX - Advanced Hosted Cloud PBX for Your Team.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Dialpad - Switch is a cloud-based phone system built for Google Apps users.