Asterisk Consultants & Developers

Showing 30 freelancers

Asterisk Consultants & Developers

Showing 30 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

  • 10 yrs exp RHCE,MCSE,CCNA,Live Chat,Phone,Email support 24x7 Sys admin

    With the personal experience of 9+ yrs , I have been working with the organizations like Lunarpages , Serverpoint and Hivelocity. My responsibility was to assist customer on live chat , phone support as well as resolving escalated tickets. Since working with data … more

    With the personal experience of 9+ yrs , I have been working with the organizations like Lunarpages , Serverpoint and Hivelocity. My responsibility was to assist customer on live chat , phone support as well as resolving escalated tickets. Since working with data centers I am well aware with all the leading technologies and since managing the the teams for live chat support , junior system admins I am well aware with management techniques. we got an expertise in Linux , windows and other linux distros. as well as control panels like cpanel , direct admin , hosting controller , plesk . Virtual technologies like OpenVz , Hyper V , Xen , Proxmox .. . The billing technologies like WHMCS , Ubersmit , HSPC along with all the ticket boards.  less

    linux-system-administration whm cpanel plesk asterisk 00 more less
    • $8.00 HOURLY RATE
    • 4.2
    • 1493 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
  • 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:
  • System Administrator Linux

    I spent more than three years by being IT manager of two call-centers in Philippines. And one of them I built myself from scratch. This is how I got my experience about VoIP stuff. I have tried all - GNUdialer, vicidial … more

    I spent more than three years by being IT manager of two call-centers in Philippines. And one of them I built myself from scratch. This is how I got my experience about VoIP stuff. I have tried all - GNUdialer, vicidial, goautodial and Asterisk along with FreePBX. I'm not an "expert", but I have enough skills to setup a well working, secured VoIP system. Now I'm positioning as junior PHP programmer. For one year I'm studying PHP (yii, wordpress), jQuery, MySQL.  less

    mysql linux-system-administration asterisk php 00 more less
    • $5.56 HOURLY RATE
    • 4.7
    • 288 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • System and Network Admin

    As a System and Network Administrator I have worked for about 4 years .I am Certified RHCE(5.1),CCNA,MCSE(windows server 2003). I am experienced in both Windows and Linux Environment , Routing and Switching ,Cisco Security ,Voice ,Virtualization … more

    As a System and Network Administrator I have worked for about 4 years .I am Certified RHCE(5.1),CCNA,MCSE(windows server 2003). I am experienced in both Windows and Linux Environment , Routing and Switching ,Cisco Security ,Voice ,Virtualization. Fields and Technologies which i have worked on . 1. Linux/Unix,Debian Server setup ,troubleshoot and maintenance (Mail,DNS,DHCP,SQUID,Gateway,NMS,Samba ,LDAP,Webserver etc .). 2.Windows server Setup ,troubleshoot and maintainance (AD,DNS,DHCP,Routing and Remote Access ,Security ,IIS,Mail, etc) 3.Router and Security (routing (RIP,OSPF,EIGRP,BGP) Switching (VLAN,Trunk ,STP,Intervlan Routing etc) Access list ,NAT,PAT) 4. Virtulization (VMWARE ESXI (4/5),Xen ,VMWARE SERVER,HYPR-V). 5.VOICE (Cisco CME ,ASTERISK ,Go-Autodial,Elastics,Trixbox,) 6 .Linux Security .(IPTABLES ,SNORT, etc). 7.Backup (Amanda,Zimanda ,Rsync,HP Dataprotector ) 8.System Tools (Solarwinds,HP SIM,SUM)  less

    linux-system-administration windows-azure microsoft-exchange-server firewalls cisco-asa cisco-routers cisco-pix asterisk cisco-voip rhce vmware-administration vmware-esx nagios mrtg ssl bgp apache-administration squid dns data-backup ubuntu freebsd radius 00 more less
    • $11.11 HOURLY RATE
    • 4.3
    • 42 HOURS
    • NEPAL
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 7 TESTS
    GROUPS:
  • Network Professional

    Seeking valuable name in IT Field using my skills and knowledge in IT. Currently I have vast experience in System Administration (Windows NT Domain Network, Email Messaging, Internet Services, Web Publishing Services, Anti virus security, Data information security, Data Backup … more

    Seeking valuable name in IT Field using my skills and knowledge in IT. Currently I have vast experience in System Administration (Windows NT Domain Network, Email Messaging, Internet Services, Web Publishing Services, Anti virus security, Data information security, Data Backup and recovery services), Network Administration (CISCO Structured networking, Routing & Switching, Designing fully converged and flexible OSPF/ EIGRP/ RIP data network, CISCO Communication Manager/ Asterisk Voice over IP network, Network Security firewalls, VPNs, IPS), Helpdesk Management (iTIL based helpdesk management policies, SOPs, Support desk team management, Helpdesk Management reports, team management services).  less

    windows-administration asterisk ospf microsoft-visio ubuntu 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 22 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 5 TESTS
  • Asterisk/Elastix/Freepbx/VoIP/Chan Dongle/Raspberry/Network specialist

    i am a VoIP specialist dealing with Asterisk and voip billing Asterisk based servers: Freepbx Elastix A2billing and Kamailio. i have collected much experience in installing and configuring VoIP servers and giving support for costumers during my last job position … more

    i am a VoIP specialist dealing with Asterisk and voip billing Asterisk based servers: Freepbx Elastix A2billing and Kamailio. i have collected much experience in installing and configuring VoIP servers and giving support for costumers during my last job position at Voipmaroc and Nogafone. during my last jobs i was charged to deploy a voip call center based on Elastix for DYARelmansour , a construction company leader in Morocco , and a call center ViciDial for EIGENVALUE based in Morocco and for many end user of IPBX appliances and customized IPbx installations based on asterisk. I have setup many Asterisk servers for many customers in Freelancing and Deployed many Gsmgateways and Asterisk based Gsmgateways. I have also installed and deployed Raspberry and Huawei Dongles as Cheap Gsmgateways . besides , i have Also setup some complex VoIP topologies for call Routing and Terminations via VPN . my diplomat at network engineering and Centos Linux experience helped me to devolope my skills in VoIP. i am ready to serve.  less

    asterisk elastix centos a2billing cisco-voip voip-administration automated-call-distribution freepbx sip 00 more less
    • $21.11 HOURLY RATE
    • 5.0
    • 232 HOURS
    • MOROCCO
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • Linux and VoIP Engineer

    OS: linux (gentoo, altlinux) over 10 years using/administration Lang: perl, lua, shell (java and erlang studying) VoIP: asterisk, freeswitch, gnugk (over 7 year administration) PBX: Si2000 (v.5), Definity administration (SS7, ISDN) DB: mysql, postgresql Editor: LaTeX

    linux-system-administration freebsd unix-shell perl asterisk freeswitch voip-administration mysql postgresql 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
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