Image de profil de emdwaem
Drapeau de Poland Bialystok, Poland
Membre depuis le 26 août 2010
1 Recommendations


En ligne Hors ligne
14 years of professional experience in VoIP and telecommunication includes in-depth knowledge of Kazoo,Freeswitch, Kamailio/OpenSIPS, Asterisk PBX. Main skills is design and deploy multitennant load balanced VoIP systems with failover include realtime prepaid billing system. Other already done projects such like: - Conference servers (Asterisk,Freeswitch) - web based billing system - postpaid,prepaid (A2billing - Asterisk) - realtime prepaid systems (Freeswitch + Cgrates) - web based voice broadcast system (autodialer) - SS7 gateways (Asterisk,chan_ss7) - web based fax broadcast system (t.38, HylaFax) - web based sms broadcast system (Kannel) - Fax2Email system - Skype gateway (Asterisk) - SMS gateway (2N Stargate) - web based campaign system with agents interact (call/contact center) - FreePBX / Elastix configuration
$30 USD/hr
4 commentaires
  • 44%Travaux complétés
  • 100%Selon le budget
  • 100%Dans les temps
  • N/ATaux de Réembauche


Avis récents

  • image de Pedro R. A2billing config $247.50 USD

    “Reliable and competent. Hire again in future.”

  • image de Mark T. Asterisk end user recording interface $300.00 USD

    “Excellent freelancer - very happy to use again.”

  • image de Fouad D. Project 829041 has been deleted [Sealed]

    “he was taking care about my VOIP GW, smart and efficiant technical intervention, get the procedures quickly and had best communication with him i will use his services again thanks”

  • image de Daniel S. Customize Asterisk/Elastix PBX $200.00 USD

    “Choosed this GAF newcomer because of good conversation using PM. Marcin did a very good job! Configure PBX like required, link cool SKYPE-integration technologies and shows me a solution how to connect our office Alcatel-PBX to the asterisk. Full service ! The communication was really good using IM/email - alsway available. GMT+2 helps me also. Will going with Marcin doing additional work on our PBX. I can definitly recomment this provider.”


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