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ivan381eu Online Offline
- 85%Jobs Completed
- 100%On Budget
- 100%On Time
- 36%Repeat Hire Rate
A2Billing Calling Card System http://www.bolingo.net
FreePBX Auto Dialer modulevideo
FreePBX Random Call Module
“Professional , Helpful even in problem that wasnt his part of the job”itmigfin 2 months ago.
Ubuntu/Kurento Installation on AWS EC2
“Ivan completed the required work and went above and beyond our expectations. He was a pleasure to work with, professional, and has a vast knowledge of his skillset. I will definately use again!”chadclund 10 months ago.
Application Development Programming
“Ivan is a pleasure to work with. Communication is very important and Ivan understands that this essential to the success of a project. He ask questions when appropriate and communicates his progress.”DavidLifson 2 years ago.
REST server & Asterisk SIP-URI call
“supernicework”telef 2 years ago.
ViciDial campaign import customizing
“since completing this project I have done 2 others with him. I really enjoy working with a developer who does not stop at any obstacle. Thanks Ivan!”mattl 2 years ago.
“This guy is great. He has excellent knowledge and does not bullshit. I would highly recommend him for your project unless he is doing another one for me!”DavidLifson 2 years ago.
VoIP ConsultantOct 2010 - Apr 2012 (1 year)
- VoIP cluster monitoring, traffic over 10k+ minutes monthly, - Project Management (VoIP Call back solution, DID traffic failover improvement), - Consulting (Advice on new and existing, voice and video services)
Project ManagerSep 2007 - Jul 2010 (2 years)
- SIP server monitoring system, - SIP server adaption for communication via protocol - Ministry of Foreign Affairs of the Republic of Serbia - autonomous telecommunication system (numeration indepedent from local Telco, interoperability with Siemens, Avaya, Panasonic PBXs via ISDN PRI), - VoIP call back solution (PSTN & GSM to VoIP) - Centralized monitoring system for 50+ Asterisk IP PBX installations, - Asterisk based Call center solution design, - Asterisk IP PBX customized solutions, - Mass
University of Belgrade - Faculty of Mathematics1987 - 1991 (4 years)
Red Hat Certified Security Specialist (RHCSS) (2010)Red Hat
An RHCSS certification may be earned by a Red Hat Certified Engineer (RHCE) who has demonstrated deeper capabilities in networking services security, directory services, authentication, and SELinux policy management. An IT professional who earns an RHCSS certification has met the security requirements for today's enterprise environment.
IT weekly "COM"
During the 5 years period I published number of articles about Linux, Web services, VoIP security, Asterisk appliances, Kamailio SIP proxy, MySQL clustering etc.
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