Asterisk Consultants & Developers

Showing 235 freelancers

Asterisk Consultants & Developers

Showing 235 freelancers

Get Your Asterisk Project Started Today!

Hire a skilled freelance Asterisk developer to build multi-protocol, real-time communications applications solutions for all your needs. Experienced Asterisk contractors can set up predictive dialers, call centers, VoIP gateways, conference servers, IP PBX systems and other applications.

Asterisk is a popular open source framework for building communications applications. The platform uses scripting languages to create business phone systems, conference bridges and other communications protocols and technologies. On oDesk, the world’s largest online workplace, companies hire Asterisk experts to handle all their communication needs.

Browse Asterisk job posts for project examples or post your job on oDesk for free!

Asterisk Job Cost Overview

Typical total cost of oDesk Asterisk projects based on completed and fixed-price jobs.

oDesk Asterisk Jobs Completed Quarterly

On average, 10 Asterisk projects are completed every quarter on oDesk.

10

Time to Complete oDesk Asterisk Jobs

Time needed to complete a Asterisk project on oDesk.

Average Asterisk Freelancer Feedback Score

Asterisk oDesk freelancers typically receive a client rating of 4.58.

4.58

Last updated: July 1, 2014

  • voip developer

    digium certified asterisk administrator.Working on asterisk nearly 5 years and developed. 1. voip billing application with asterisk and freeradius 2. call center application with gotutoidal,vicidial 3. work all on freepbx interfaces like elastix,trixbox,PBX in a Flash … more

    digium certified asterisk administrator.Working on asterisk nearly 5 years and developed. 1. voip billing application with asterisk and freeradius 2. call center application with gotutoidal,vicidial 3. work all on freepbx interfaces like elastix,trixbox,PBX in a Flash and AsteriskNow. 4. Develop voice chat applicatio. 5. confiugure pri's of ata,windstream,and cbeyond proiders and pakistan telecome also. 6. work also on Asterisk Digium cards with fxo and fxs channels. 7. A2billing application with customize new features. 8. IVR solution 9. can work on Perl and PHP AGI's 10. Linux system Administrator 12. MCITP certified 12. PHP web developer  less

    asterisk 00 more less
    • $17.78 HOURLY RATE
    • 4.5
    • 300 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Network Administrator/ IT Consultant

    asterisk vicidial (single & multi server) voip provider sipterm provider … more

    asterisk vicidial (single & multi server) voip provider sipterm provider  less

    asterisk 00 more less
    • $20.00 HOURLY RATE
    • 4.2
    • 56 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
  • Voip Administrator

    Working as Asterisk consultant and linux admin for the last 4 years. Got experience on most of the asterisk based applications like Elastix, trixbox, a2billing , freepbx, vicidial. Developed clicktocall solution, voicebroadcast solution, Phone verification systems using asterisk

    asterisk linux-system-administration 00 more less
    • $16.67 HOURLY RATE
    • 4.5
    • 52 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • Network/Security/VoIP Specialist (Cisco, Linux, Asterisk)

    I am a Network/Security/Voice Specialist with 5 year experience. I specialize in designing and implementing open-source based solutions such as CentOS, Debian, Ubuntu, Postfix, BIND, Asterisk, FreePBX, Trixbox, Elastix, A2billing, fail2ban, pfsesne. I have every day hands-on experience … more

    I am a Network/Security/Voice Specialist with 5 year experience. I specialize in designing and implementing open-source based solutions such as CentOS, Debian, Ubuntu, Postfix, BIND, Asterisk, FreePBX, Trixbox, Elastix, A2billing, fail2ban, pfsesne. I have every day hands-on experience in designing, configuring and troubleshooting of complex IP networks based on Cisco, Juniper, Nortel, Huawei, Fortinet, CheckPoint equipment. I have in-depth knowledge of the following technologies : LAN, MAN, WAN, IP VPN, RAS, IPSec, SSL VPN, Frame-Relay, Routing, Switching, Load-balancing, Firewalls , Intrusion Prevention Systems.  less

    asterisk trixbox freepbx cisco-routers vpn 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 87 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Unix/Linux Engineer, VoIP Consultant

    I have sound knowledge & experience of various domains like: server-side scripting in (Python, Perl, Bash) Customized Asterisk development, FreePBX, Openser, E1, SS7, SIP, IAX Trunking, IVR dial plans, and configuration SMS, MMS, WAP gateways: Kannel, Mbuni Server and Network monitoring … more

    I have sound knowledge & experience of various domains like: server-side scripting in (Python, Perl, Bash) Customized Asterisk development, FreePBX, Openser, E1, SS7, SIP, IAX Trunking, IVR dial plans, and configuration SMS, MMS, WAP gateways: Kannel, Mbuni Server and Network monitoring tools Network packet capturing, sniffing, server penetration testing, Wireshark and Scapy TCP/IP network design & troubleshooting Web Hosting Support WHMCS, WHM/cPanel BigBlueButton branding I am proficient with Unix/Linux platforms especially Debian and CentOS dedicated servers and VPS. Owing to my vast skill-set, I believe I can solve the most complex problems in my field and provide optimal solutions for all technical and engineering tasks.  less

    centos asterisk php mysql python 00 more less
    • $22.22 HOURLY RATE
    • 4.8
    • 6 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 9 TESTS
  • VoIP and Linux Engineer

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Later time have much expirience in OpenSIPS/Kamailio SIP Proxy family products. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP … more

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Later time have much expirience in OpenSIPS/Kamailio SIP Proxy family products. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP/H.323 and IP networking.  less

    asterisk sip network-administration 00 more less
    • $30.00 HOURLY RATE
    • 4.5
    • 22 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Asterisk/Vicidial/FreePBX/Elastix Expert | Technical Support

    Over the past 4 years, I have installed and configured a total of around 1,000 seats call center system with a maximum of 14 servers on one site using Vicidial on both standalone and multi-server setup. I have also … more

    Over the past 4 years, I have installed and configured a total of around 1,000 seats call center system with a maximum of 14 servers on one site using Vicidial on both standalone and multi-server setup. I have also also installed and configured IPPBX systems, VOIP systems, GSM gateway systems and asterisk-based systems using FreePBX and Elastix ranging from small to medium business enterprises including integration of IPPBX to a legacy PBX(PABX) and to CUCM. My core competencies lies in Asterisk, Vicidial, FreePBX, Elastix, Linux, SIP, IPPBX and PABX/CUCM integration, VOIP systems and GSM gateway systems. And I'm seeking opportunities to install, develop, configure and support call center systems and IPPBX systems from the ground up for you or your business. I have also experience in the following areas: MySQL, Windows Operating Systems, Microsoft Office applications, Apache, Basic to advance TCP/IP networking configuration, Basic to advance troubleshooting(system, software, hardware and networking), SDLC, UML Diagrams and OOP diagrams, FTP, remote desktop support, firewall, linux/shell scripting, Softphone(Eyebeam and Xlite) configuration, IP Phone(Polycom, Escene, Grandstream, Yealink, etc) configuration, Video Phone(Grandstream, Yealink, etc) configuration, Operator phone configuration, FXO/FXS gateway configuration and Sangoma/Digium/Atcom/Openvox card configuration(TDM/Analog, E1, E1R2, PRI/BRI).  less

    asterisk vicidial freepbx linux-system-administration sip mysql apache-administration 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 37 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
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