Web Developer - Asterisk Integration (Api, Agi, Ami)

We are looking for developer for Web platform for integration with Asterisk. Main objectives: Full call history with option to listen or download the recordings. Billing / billing. Possibility to filter the connections in different ways like by date / time, source, destination, account, user and etc. Real-time monitoring of trunks, extensions and conference rooms. Graphical configuration interface that allows adjustment in extensions, conference rooms, voice mail and etc. A callcenter module that provides a complete set of features that include creating service queues, logging agents, listening for connections with interactivity, reports with complete metrics for productivity evaluation, increased flow and scaling, and so on. Front end, a tool that has administrative and callcenter versions that offers a set of features for system optimization. Please call me and I'll give you more details!