Imej profil arash18k
@arash18k
Ahli semenjak 22 Disember 2014
1 Cadangan

arash18k

Dalam Talian Luar Talian
C, C++, C#, Java, Phyton, PHP, Javascript, HTML, CSS, ... I love programming, no matter what language I need to use.
$25 USD/hr
15 ulasan
4.2
  • 100%Kerja Diselesai
  • 100%Mengikut Bajet
  • 100%Tepat Pada Masa
  • N/AKadar Ulang Upah

Portfolio

Ulasan Terkini

Pengalaman

R&D Expert

Feb 2014

I currently working on R&D team on carrier level projects and not limited to VoIP.

VoIP R&D Expert

Dec 2013 - Feb 2014 (2 months)

After my success as senior administrator I was promoted to R&D expert for VoIP projects, I was in the team of implementing custom VoIP switch and solution for C5 and C4 switching, also developing custom and homemade billing system for C5 and C4 switches. We worked and customized many opensource solution's in our progress such as opensips, asterisk, freeswitch, redis, mongodb, a2billing and etc. We created a high available and none single point of failure C4 and C5 soft switching system.

VoIP Senior Administrator

Sep 2013 - Dec 2014 (1 year)

I've worked as senior administrator for shatelglobal company, a leading company in international voip switching and termination. I was managing various VoIP switching such as Teles, Genband, Asterisk, Freeswitch and etc.

Sijil

  • Unix Level 1
    93%
  • US English Level 1
    75%

Pengesahan

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