Integration of our CRM with VOIP 3 CX switchboard

We are looking for a programmer who has already developed integration projects via VOIP 3 3CX API Our need is to develop integration with our CRM, with the API of the VOIP 3 CX switchboard. [login to view URL] A web API integration will be created that allows integration with the VOIP and 3CX switchboard, but which is already prepared for potential future connections with other VOIP switchboards. Subsequently agreed specifications will follow. At this moment we would like to propose it by developers with proven experience and knowledge of API 3 CX and related possibilities to easily develop the integration with our CRM. Features that we want to integrate with our CRM: • Call with shortcut keys - The customer card is automatically shown during the call by your CRM • Call Pop-up - The customer record is automatically shown during an incoming call • Call Recording (from configuration each company can decide whether to activate this possibility, or activate it on a single call) - Calls are recorded as a call record in the CRM. • Creating a new contact automatically when you receive a call from an unknown number. Our WEB Application developed: [login to view URL] C sharp, SQL, Javascript, Jquery, HTML5, Bootstrap