Pushkar Singh Email & Phone Number

Presently I am responsible for Sangoma's VOIP/TDM/Freeswitch based product lines Having demonstrated history of working in the telecommunications industry with 6+ experience in designing, developing Telecommunication products like TDM Gateways, Soft Switch , Access Gateway, VOIP Gateways etc. Telecommunication:1) Open Source Telephony – Freeswitch an Asterisk.2) VOIP Network - Worked on development of VOIP products like TDM Gateways, Soft Switch, Media/Access Gateway and associated VoIP protocols like SIP, Megaco, SDP, RTP, SIGTRAN etc.3) SS7 - Worked on the development of various SS7 protocols like ISUP, CAP, TCAP, MAP, SCCP etc.4) Analog – Experience in developing FXO, FXS gateways.5) SIGTRAN - Overall understanding of Sigtran Architecture and associated protocols like M3UA, M2UA, SUA, IUA, SCTP etc.#Programming:Proficient in C/C++ language in multi-threaded, Linux/Unix environment. Well versed in working with Linux development environment or toolchains.Experience in front end development of Telephony applications in PHP, JS ,HTMLetc.

Listed skills include Unix, Telecommunications, Sigtran, Oracle, and 28 others.