Asterisk Developer

Candidate should be familiar and comfortable with Asterisk latest version. Preference would be given to having experience on IVR and Call Center application development. Hands on experience in multiple SIP Servers. Asterisk integration with PSTN is preferred. Experience in interfaces like EAGI, Fast AGI and AGI. Asterisk integration with Database (MySQL and MSSQL) with knowledge of queries and stored procedures. Scripting with Shell, Perl, Python. Experience in installing Hosted VoIP Strong Knowledge in PBX, SIP, RTP protocols. Strong knowledge of multi-asterisk server architecture Sound knowledge of Asterisk Dial-plan, Asterisk Gateway Interface and Asterisk Manager Interface. Worked on Queue, IVR and Voicemail related applications. Expert in Asterisk installation, configuration and troubleshooting. Expert knowledge installing and configuring Asterisk with PSTN card. R D skills in Asterisk. Experienced with Linux (LAMP) servers (Centos, Apache, MySQL, PHP) Good knowledge of SIP and IAX Ability to test and troubleshoot Asterisk applications/issues