Implement cloud PBX/ ACD with various sip end points. Ability to use open source tools, ability to work with various databases. Ability to document design and coding. Open to fast - agile development. If you can build back end integration but lack GUI then you are perfect. Know HTML 5, java, amazon services.
Implement and develop cloud based applications using open source tools to integrate with hosted PBX/ACD solutions.
Complete details post hiring.