I am currently working on different voip projects both at client end and sip provider end. I have more than 8 years of experience in VOIP solutions and more than 8 years of experience in Linux and Networking. I got asterisk professional training and certification from authorized Digium Center in Dubai. Asterisk/Freepbx SIP/IAX/PRI trunks Asterisk /Freepbx twilio elastic trunk Asterisk /Freepbx call termination and origination Asterisk/Freepbx/Elastix/ dynamic ivr using text to speech engine and save DTMF feedback of users in Database.. Asterisk/Freepbx Dialplans Asterisk/Freepbx IVR , Automatic Call distribution Asterisk/Freepbx Queues Asterisk/Freepbx dynamic logins Asterisk/Freepbx Call Recordings Asterisk/Freepbx Migration to different cloud technologies. Customization of asterisk based Voicemail service Asterisk/Freepbx based cost effective voicemail development using IBM Watson Speech Recognition API Realtime asterisk deployment CRM integration with asterisk Speech recognition API Text to Speech API Elastic Server configuration trunks, DID, inbound and outbound routing Elastix server troublshooting and support Wazo installation and configuration Wazo server deployment Wazo and IBM watson api integration Wazo endpoint configuration Wazo Trunk deployment Wazo and Sip trunk Carriers deployment Freeswitch Installation and Configuration Freeswitch/Fusionpbx multitenant deployment for Telecom operators Freeswitch/Fusion Sip profiles Freeswitch/Fusion dialplan Freeswitch/FusionCarrier configuration Freeswitch/Fusion users and groups Freeswitch/Fusion trunks Kamailio And Asterisk server Integration Kamailio sip proxy deployment Kamailio load balancing Kamailio and asterisk using realtime database Kamailio sip routing Kamailio NAT deployment Vicidial customizations and Integration with Asterisk servers Vicidial Carriers settings Vicidial Campaigns Vicidial auto dialer Vicidial agents Vicidial Ingroups Vicidial Leads and troubleshooting Yeastar uc100 configuration and installation Yeastar carrier setup Yeastar incoming/outgoing routing configuration VOIP billing solution installation and configuration VOIP billing solution clients management VOIP billing DID's Configuration and Management VOIP billing solution troubleshootin Twilio Elastic trunk Dinstar voip gateways ss7 and isdn pri configuration and integration with asterisk. Experience of sip service providers environment. Cisco 7961, 7911, 7940, 7960 IP phones integration with asterisk, freepbx.. Programming: PHP, XML, JSON, JavaScript and Shell Scripting