Belgrade, Serbia, Serbia
$35/hr · Starting at $25
10+ years Linux / VoIP / Asterisk / FreeSwitch hands-on experience. Also, vast knowledge of SIP protocol and SIP proxy routing using Kamailio
Karachi, Sindh, Pakistan
$16/hr · Starting at $2,500
I have over 10 years of experience in IP telephony, Linux administration, Data Networks, Cisco UCCE/ Callmanager I can design, develop, deploy and customize asterisk solutions. I have a bachelor degr…
Uttara, Dhaka, Bangladesh ·Past Earnings
$40/hr · Starting at $200
In one sentence, i am a Django developer with IP telephony experiences. you can hire me if you need to implement a distributed VoIP enabled service that is ready to scale. i am also doing newfies-dial…
Islamabad, Islamabad, Pakistan ·4,395/year · 100%
$50/hr · Starting at $25
I am having 6 years plus experience in asterisk, VoIP, A2billing ,Freepbx,Elastix, Vicidial/Goautodial Contact Center, KAZOO,PHP frameworks like Codeignitor Freeswitch, Kamailio SBC and bluebox setup
New Delhi, Delhi, India
$10/hr · Starting at $100
Developed so many voice related applications sucessfully with Asterisk, FreeSWITCH & Kamailio. For Any VOIP related query contact me.
Morinda, Punjab, India ·ID Verified
$25/hr · Starting at $25
Senior Linux System Administrator/VoIP Engineer7+ years experience in VoIP Industry I am focused on VoIP - kamailio + asterisk + Freeswitch + db +API, my software stack:VoIP Servers:Asterisk, OpenSIP…
Ahmedabad, Gujarat, India
I have experience in VoIP, FreeSwitch, Opensips, Kamailio, Asterisk, ASTPP, RTPproxy, RTPengine, FreePBX, A2billing, Linux, Opensource Consulting, MySQL, PHP, yii framework, Wordpress, MySQL, Android.…
Volgograd, Volgograd, Russian Federation
$30/hr · Starting at $25
Developing hi-load cloud communications platforms based on voip techwith products like kamailio and asterisk. programming backend apps and services for analising network traffic, routing load with SQ…
Bengaluru, Karnataka, India
$15/hr · Starting at $50
Get your work done without any headache. 1. VoIP, SIP, IMS, WebRTC, Web, Payment, Paypal, System, Embedded device, STUN, TURN, ICE, RTP, RTCP, SRTP, TLS, DTLS 2. Open source - Drupal, Kamailio, Freesw…
Moskva, Moskva, Russian Federation
$5/hr · Starting at $25
Experienced Senior VoIP Engineer with over 10+ years of experience in VoIP. Strong knowledge on VoIP: Technologies I use: · VOIP: SIP, H.323, Kamailio, OpenSIPS, rtpengine, rtpproxy, SEMS, FreeSWITCH…
Samara, Samara, Russian Federation
$69/hr · Starting at $199
Asterisk VoIP FreePBX 3CX FreeSwith Issabel SIP FusionPBX PBX Kamailio VoIP Asterisk, 3CX, Issabel, Elastix, FreePBX, FreeSWITCH, FusionPBX, Kamailio, OpenSIPS, OpenSER, FXO, FXS, E1, T1 SS7 ISDN - my…
Islamabad, Islamabad, Pakistan
$20/hr · Starting at $100
I am currently working on different voip projects both at client end and sip provider end. I have more than 8 years of experience in VOIP solutions and more than 8 years of experience in Linux and Net…
Korba, Nabeul, Tunisia
$8/hr · Starting at $30
i am senior web developr with 5 years of experience , exper ton Prestashop modules developement and core customization adn theme design start from version 1.3 to 1.5.6.2
Lahore, Punjab, Pakistan
$20/hr · Starting at $50
Asterisk, OpenSIPS, FreePBX, WebRTC, FreeSWITCH & Kamailio, ASTPP & A2Billing, Kannel Server & Jasmine SMS
London, London, United Kingdom ·160/year · 100%
Albatross Technology Solutions is the provider of comprehensive array of world class new generation communication technology solutions using opensource. Asterisk & FreeSwitch Based Customization: i.
Miami Beach, Florida, United States
I am a great C++ programmer in Windows, Linux, and smartphones with extensive experience in browser plugins, audio and video encoding and decoding, voip applications, and media servers. I can delive…
Chisinau, Chisinau, Republic of Moldova
$20/hr · Starting at $200
Experienced Linux system and network administrator (10 + years of work in this field), axed on web servers and clusters (apache, nginx, lighttpd, mysql, php, ruby on rails, python, perl) and VoIP solu…
Frankfurt am Main, Hessen, Germany
$25/hr · Starting at $200
Hello. I'm a senior VoIP(Asterisk, kamailio, FreePBX) expert. And I have extensive experience about C++(QT/MFC) with over 10 years. I'll do my best to finish clients job perfectly in a short period of…
$16/hr · Starting at $50
I am an expert in iOS/iPhone App Development and Testing, Web Development, VoIP Development using Asterisk, Freeswitch, Opensips, and Kamailio. Understand the requirement and create wireframe.
Douala, Littoral, Cameroon
$8/hr · Starting at $25
I am an IT engineer with 7 years of experience. I am also a VoIP(Asterisk & Kamailio) specialist with 6 years of experience. I work on Unix based OS (Linux).