Asterisk Consultants & Developers

Showing 25 freelancers

Asterisk Consultants & Developers

Showing 25 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

  • 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
  • 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
  • VoIP Expert / IP-PBX Specialist / Computer Networks / Linux

    A man interested in all things Computer and Data/Voice Networks related. Also a Linux and Virtualization enthusiast :) A strong supporter of Richard Stallman and Open Source software movement! You can visit and view my thoughts on: http://myciscojournal.blogspot … more

    A man interested in all things Computer and Data/Voice Networks related. Also a Linux and Virtualization enthusiast :) A strong supporter of Richard Stallman and Open Source software movement! You can visit and view my thoughts on: http://myciscojournal.blogspot.com Some Areas of my expertise: VoIP: -Genband Nextone - Expert -Sonus and NBS Solution - Expert -MVTS Pro and MVTS II - Expert -Acme Packet - Sound proficiency -Asterisk PBX: Full proficiency -Strong knowledge of SIP protocol and SIP routers/proxy servers/SS7 -OpenSER (Kamailio/OpenSips) -Load Balancing, Least Cost Routing, High Availability, NAT Traversal, Rate and billing systems, etc. -IVRs/Auto Attendant Development. -Wireshark - Expert Cisco Routing and Switching technologies. Centos/Fedora/Red Hat Enterprise Linux Various Billing solutions: -A2Billing: Full proficiency (configuration from scratch, customisation) -CDRTool (prepaid billing/accounting and sip tracing for OpenSIPS using RADIUS) -CDR-Stats (call detailed statistic/realtime stat for asterisk and freeswitch) - vBilling (billing for Freeswitch) Above all, a passionate technical writer, who enjoys writing down great tutorials in his free time :)  less

    cisco-routers cisco-voip sip linux-system-administration vicidial elastix trixbox a2billing freepbx asterisk 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 1181 HOURS
    • MALAYSIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Asterisk on VPS proffessional

    Independent contractor (freelancer) skilled in all forms of VOIP deployments. Highly skilled in Asterisk, Freepbx, Bluebox, Freeswitch, A2billing, Fusion PBX, ITSPtec, ICT dialer and Newfies

    asterisk 00 more less
    • $3.33 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • SOUTH AFRICA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • 5+ Years Experienced- ITIL/Solaris/HP Certified Infra Architect

    5+ Years experience in : * BMC Tools Design/Installation/Configuration. * HP Tools : Certified Acredited Integration Specialist * Windows Administration * Oracle certified Solaris Administrator * ITIL V3 certified Process designer. * Web Programmer * PHP/MySQL expert.

    joomla drupal php mysql c windows-7-administration windows-administration windows-nt-administration solaris-administration hp-nmc phpmyadmin joomla-fabrik wordpress network-administration phone-support email-technical-support asterisk helpdesk-support wamp 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 787 HOURS
    • SINGAPORE
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 18 TESTS
  • CMS Specialist : Magento,Joomla,and Wordpress.

    CMS Specialist,Email Marketing,and VOIP Solution, for past 4 years Excellent Journey with above field.

    firewalls vicidial asterisk 00 more less
    • $5.56 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Digital TV and Computer Vision Expert

    ========= 1500+ oDesk Hours - Excellent feedback - Good oDesk tests results ========= Years of experience of C++ (STL, Boost) and C#, Java, Python and Android programming, digital video quality estimation, IPTV Software Development, Asterisk and A2Billing system configuration etc. Digital TV and IPTV … more

    ========= 1500+ oDesk Hours - Excellent feedback - Good oDesk tests results ========= Years of experience of C++ (STL, Boost) and C#, Java, Python and Android programming, digital video quality estimation, IPTV Software Development, Asterisk and A2Billing system configuration etc. Digital TV and IPTV Specialist. Cooperation with Video Quality Experts Group. Participation in big commercial project for public safety monitoring - INSIGMA. Working in IPTV, DVB. Specialist of VoIP domain. Experienced in configuring and administration of VoIP system based on Asterisk and A2Billing. Good knowledge of video streaming technology as well as protocols and codecs used in digital video transmission: H.264, MPEG2-TS, MJPEG, RTP, RTSP, IGMP, UDP, SDP. Very good practical knowledge of Linux operating system: Debian, Ubuntu, CentOS distributions Experience in developing Android applications Experience with installing, configure and maintain platforms based on Amazon Web Services (AWS): EC2, S3, RDS, SES, EBS, Elastic IP, Mechanical Turk Experience of using OpenCV library in such computer vision domain as: object tracking, image segmentation, people detection, face detection, optical character recognition (OCR), object recognition, image matching etc. GStreamer API Experience  less

    video-streaming opencv c++ qt .net-framework linux-system-administration asterisk eclipse ssh c# 00 more less
    • $68.89 HOURLY RATE
    • 5.0
    • 1692 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 12 TESTS
    ASSOCIATED WITH:
  • AVAYA-Asterisk Specialist

    Provide service & support in AVAYA and Asterisk base IP PBX,Contact center,Call center,video Conferencing,IVR. experienced in Avaya aura,Communication Manager,Elastix. Free PBX with a2billing … more

    Provide service & support in AVAYA and Asterisk base IP PBX,Contact center,Call center,video Conferencing,IVR. experienced in Avaya aura,Communication Manager,Elastix. Free PBX with a2billing  less

    avaya asterisk 00 more less
    • $98.89 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Network and IT Security Engineer Cisco, Juniper,Checkpoit, Microsoft

    To work in a competitive environment that effectively utilizes my analytical, interpersonal, leadership and organizational skills to conceive and achieve solutions. The solutions which help the organization in not only meeting its targets, but also allowing it to grow, thereby … more

    To work in a competitive environment that effectively utilizes my analytical, interpersonal, leadership and organizational skills to conceive and achieve solutions. The solutions which help the organization in not only meeting its targets, but also allowing it to grow, thereby, enhancing my own skills as an individual and as a key player in the organization's development. Summery Over 5+ years of experience in planning, designing and implementation of LAN/WAN, WLAN, VPN networks. Expert knowledge of Cisco and Microsoft networks environment. Hand on experience in network, security, systems administration and systems support. Certified in CCNA (R & S), CCNA Security and CCNP certified (Routing & Switching); comfortable with Cisco 806, 1600, 1700, 2500, 2600, 3600, 7200 Series Routers, Cisco Catalyst 1900, 2900, 3500, 3650, 3700 Series Switches and wireless access points and bridges (Cisco Aironet 1200 series APs, 1300 series Bridges ) Expertise in SME LAN,WAN & CAN design, configuration & implementation with cisco devices, wireless network design/configuration & implementation, good working knowledge in Wide Area Networks (WANs) e.g. ADSL, MPLS, Frame Relay, PPP, ISDN. Experience in security implementation and firewalls, Site-to-Site & Site-to-Multisite VPN, DMZ, SSL, remote access and access control servers. Good hands on experiences with checkpoint safe@office 500, Check Point U-5 130, CheckPoint CPUTM-EDGE-N32 and Cisco ASA firewalls. Good knowledge of configuring Cisco based routing e.g. RIP, EIGRP, IGRP, OSPF, BGP, MPLS, VRF,HSRP, VRRP, GLBP, NAC, route redistribution, NAT, Route maps and switching e.g. VLAN implementation, STP, VTP, Access lists, L2/L3 Switching etc. Experience in designing cable and wireless networks, structured network cabling such as STP, UTP, coaxial etc., installation and configuration of LAN, WAN and wireless networks with active components such as routers, switches, firewalls, modems, access points, repeaters etc. Well understandable knowledge and hands on experience in Windows server 2003, 2008, Linux Cent OS and Redhat 5.  less

    ccnp cisco-ios cisco-routers asterisk linux-system-administration centos ospf bgp microsoft-access microsoft-excel-powerpivot microsoft-powerpoint check-point cisco-voip network-administration network-planning network-security computer-networking snort csu/dsu 00 more less
    • $15.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
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