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All FreelancersOpensipsFeedback: At least 5

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Feedback: At least 5

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VoIP Administration & Development
  Bulgaria  |  Rate: $55  |  IT & Programming
5
 |  4 Jobs  |  $6,996 Earnings  | 
Pro VoIP services. Administration & Development. Robust quality & high cost.

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Passionate Telephony and CRM Developer
  India  |  Rate: $38  |  IT & Programming
5
 |  8 Jobs  |  $2,133 Earnings  | 
Over the last 15 years, i have been providing software solutions and building telephony capabilities with Asterisk, Freepbx, Kazoo, Kamailio,Opensips,Avaya,Cisco,Twilio,Tropo and salesforce.com...

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voip hi load expert
  Ukraine  |  Rate: $55  |  IT & Programming
4
 |  1 Jobs  |  $274 Earnings  | 
excelent work in minimal price and time. time is my value. experience with asterisk/kamailio more then 11 years.

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voip, system, admin, django, bandwidth optimise
  Vietnam  |  Rate: $16  |  IT & Programming
7
 |  21 Jobs  |  Private  | 
I have 6 years experience in system admin, deploy server, maintenance system base on: asterisk, voip, avaya, freeswitch, kamailio, opensip..... have developed some bandwidth optimise for VOIP system

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Expert in Technology|Technical Solutions/Services
  United Kingdom  |  Rate: $30  |  IT & Programming
6
 |  9 Jobs  |  Private  | 
A group of highly qualified and experienced professionals, providing Clients cost effective and business driven solutions for IT/WEB and Telecommunication. We have taskforce to manage complete...

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Linux Nginx Asterisk VOIP Openvpn Drupal AWS Mysql
  Ukraine  |  Rate: $27  |  IT & Programming
5
 |  1 Jobs  |  Private  | 
Area of expertize: * Unix system installation, customization and support (mail service, web site, virtualization, high availability) * Nginx, Apache, Drupal, Wordpress tuning and troubleshouting...

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J2EE/POS and WebService Expert
  India  |  Rate: $11  |  IT & Programming
2
 |  5 Jobs  |  Private  | 
Oracle Certified Java professional over 8 years of experience in IT Industries.Expertise in Service Oriented Architecture, Java Web services (SOAP, REST), Amazon AWS, JSF with Prime faces, Java...

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Asterisk/FreeSwitch expert, VoIP developer
  Russia  |  Rate: $33  |  IT & Programming
4
 |  2 Jobs  |  Private  | 
I have more than 10 years of experience in installation and support of carrier-grade VoIP services based on Asterisk, OpenSIPS, Kamailio, Freeswitch and proprietary SIP/VoIP software. My...

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Queen VoIP - Asterisk & Telco & Linux Specialist
  Pakistan  |  Rate: $16  |  IT & Programming
4
 |  1 Jobs  |  Private  | 
- 10 years of VoIP Experience with Telco/Carrier LEVEL 3 grade implementations - Digium Certified Asterisk Administrator (DCAA) - RHCE (Redhat Certfied Engineer), Linux servers Administration -...

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J2EE, BI, Magento, MOBILE, PHP, ASTERISK DEVs
  India  |  Rate: $12  |  Design & Multimedia
4
 |  2 Jobs  |  Private  | 
100+ Satisfied Clients!!! 150+ Expert developers in Various Technologies & Domains!! Java,Mobile APP, eCommerce,Asterisk, BI Tools, PHP and all other latest technologies. We are an Open Source...

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Linux Administrator
  Pakistan  |  Rate: $19  |  IT & Programming
2
 |  5 Jobs  |  Private  | 
We can handle in VOIP (Asterisk,Opensips, FreePBX: PBX installation from scratch. Configurations to master level. Dial Plan customization (Call Recording, Call transfer, Call queues etc)....

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Expert in PHP, Mobile, VOIP(Ast/FS/SIP) developers
  India  |  Rate: $33  |  IT & Programming
8
 |  10 Jobs  |  Private  | 
We provide customers from across the planet a variety of alternatives that serve their IT and online marketing needs. We provide (Asterisk, Open sips, VoIP change, Mera Switch, Nextone), Website...