We are in the processes of building a configuration API in PHP to allow our clients to manage our hosted telephony system. All of the code is built upon the Zend Framework and requests and responses can be in XML or JSON.
experience designing, programming and testing RESTful APIs
experience with xml and json
understanding of SIP telephony
JIRA and Confluence
Should this project be a success there is a strong chance for long term work.
Be able to describe and discuss RESTful APIs you have designed and implemented in PHP
English skills need to be strong enough to understand the documentation, discuss design, clarify requirements and answer questions about the produced code.