New Delhi, Delhi, India
$25/hr · Starting at $150
VoIP Expert System Admin Linux Developer - Freeswitch- ASTPP Developer & Asterisk PBX Developer - Apache Expert
Bengaluru, Karnataka, India
$15/hr · Starting at $25
I am Cisco UC Engineer having 4 years of experience. Handled different projects for various customers who are located whole over the world.
Chennai, Tamil Nadu, India
$12/hr · Starting at $30
I AM PROVIDING FREELANCING SERVICE FOR ALL TYPE OF NETWORKING SETUP AND TROUBLESHOOTING, AND SOME DATA ENTRY JOBS
Trumbull, Connecticut, United States
$100/hr · Starting at $100
Experienced, Professional Female Voice Talent. The voice of Priceline.com, Hyatt Resorts, Kyocera Printers and more! Smooth, warm, engaging, versatile delivery. Corporate and medical narration, commer…
Lviv, L'vivs'ka Oblast', Ukraine
$25/hr · Starting at $500
4+ years experience of development of client voip softphones for Windows, Android, and iOS, Flash/HTML5 webphones, and custom sip solutions.
Kingston, Pennsylvania, United States
$100/hr · Starting at $25
With over 10 years of VoIP experience, I can assist with anything you or your business with any issues you're having problems with. Specializing in FreePBX, PBXAct and Asterisk
Les Montils, Centre, France
Network and srstem installation, configuuration and maintenance.. voip/freepbx servers and configuration of network devices.
Dhaka, Dhaka, Bangladesh
$8/hr · Starting at $40
Server Administration and System Security, VPN Setup,Wifi,CCTV,VOIP.... I have previous experience on UpWork to do VPN setup in Anroid........
Istanbul, Istanbul, Turkey
$10/hr · Starting at $25
8 years experience in Java Development including finance and telecom industry. Internet banking, Cash management, Web Development...
Timisoara, Timis, Romania
ID Verified
$5/hr · Starting at $25
Experienced Software Engineer with a demonstrated history of working in the telecommunications industry. Skilled in C++, Java, Python.
London, Greater London, United Kingdom
$75/hr · Starting at $750
All things Proxmox. Installation, Maintenance, Customisation, Development All things Asterisk. Installation, Maintenance, Customisation, Development
Bydgoszcz, Kujawsko-Pomorskie, Poland
$20/hr · Starting at $100
Android Developer experienced in proffesional projects across the world for various branches like telecom, finance and oil&gas.
Dubai, Dubai, United Arab Emirates
$50/hr · Starting at $30
Avaya IPO500 with VMPro, call recorder, call monitor programmer with 10+ years of experience, I can customize the system as per the requirements
Moscow, Moskva, Russian Federation
$18/hr · Starting at $50
I have been involved in server administration for over 10 years. Specializations: web servers, ip-telephony, mail, proxy and VPN. I know the language Python, PHP. I work with Windows.
Hyderabad, Telangana, India
$10/hr · Starting at $30
LAMP Developer, CodeIgniter,Woocommerce,Magento. Asterisk. I have 5 + years experience in Software field. I also work as an individual Contributor.
noida, Uttar Pradesh, India
$10/hr · Starting at $600
This is a new simple to use yet powerful Voice over Internet Protocol (VoIP) application. Primary Category:- Social Networking
cairo, Al Qahirah, Egypt
implement and troubleshoot CISCO collaboration system ( CUCM 9X ,10X , 11X , unity ,UCCX, gateways )
Lahore, Punjab, Pakistan
$50/hr · Starting at $50
C / C++. Server development. Integration specialist. Machine integration. Database integration. Telecommunication specialist.
Rawalpindi, Punjab, Pakistan
$8/hr · Starting at $25
Software Engineer, Web Developer, Word Press, 3 years telecommunications industry experience, c++, Java
Belgrade, Serbia, Serbia
$50/hr · Starting at $25
All kinds of SIP / VoIP training related to Asterisk appliances (FreePBX) as well as Asterisk / Kamailio complex configuration and SIP traffic routing.