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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 Upwork, the world’s largest online workplace, companies hire Asterisk experts to handle all their communication needs.

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Asterisk Job Cost Overview

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

Upwork Asterisk Jobs Completed Quarterly

On average, 59 Asterisk projects are completed every quarter on Upwork.

59

Time to Complete Upwork Asterisk Jobs

Time needed to complete a Asterisk project on Upwork.

Average Asterisk Freelancer Feedback Score

Asterisk Upwork freelancers typically receive a client rating of 4.58.

4.58
Last updated: August 1, 2015
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  1. Kirill P.

    Kirill P.

    Asterisk Expert and System Administrator

    Russia - Tests: 10

    I work on IT more than 12 years. VOIP/Asterisk Developer, Expert System Administrator and Network Administrator, Perl Programmer. Generally, I develop solutions based on Asterisk and speech technologies (speech synthesis and speech recognition systems), complex IVRs, integration with external sources and databases, custom click-to-call and callback systems, etc. I prefer custom development for Asterisk and FreeSWITCH. Usually, I use Perl for development. I have huge experience in solutions based on Asterisk such as FreePBX, Elastix, Trixbox, vicidial, etc. Also I support critical 24x7 systems, administration networks and servers, perform IT consulting, etc.

    $25.00 /hr
    10 hours
    5.00
  2. abid shah

    abid shah

    AWS,Cloud, VOS , Asterisk,VoIP,Linux,BulkMail

    Pakistan - Tests: 2 - Portfolio: 7

    Over the last 9 years I've been working in web hosting industry and have a hand on experience of Linux/Unix system and A+ expertise in all Linux troubleshooting. I've expertise of Amazone, RackSpace, VMWare ESXi(4,5), XenServer, Load Balancer, WHM/Cpanel, Plesk, ISPcp, ISPConfig, DirectAdmin, VirtualMin, Apache, MySQL, Postfix, Dovecot, Exim, Squid, OpenVPN, OpenSSL, Hadoop, Hbase, Solr, Redis, FFmpeg, FFmpeg-php, SugarCRM, ViciDial, VtigerCRM, Shell Scripting, Perl Scripting, PHP, RoundCube, SquerrileMail, Enterprise level Hosting/Mail Servers like Zimbra for large scale Setup with full security features and System Backups. I also have VOIP expertise and following are my favorite Asterisk PBX, SS7 Signaling,IVR Systems, Dictation Systems.

    $16.67 /hr
    415 hours
    4.95
  3. Ismir S.

    Ismir S.

    VoIP/Asterisk/FreePBX/Cisco/Linux Specialist

    Austria - Tests: 5

    VoIP and network engineer/administrator with more than 6 years of experience in design, planning and implementation Unified Communication and IP centrex solutions, large scale telephone and Cisco data networks. Deep understanding of asterisk PBX, FreePBX, Elastix, SER and OpenSER/Kamailio SIP servers. Fluent in SIP, SS7, IAX, RTP, T38, ISDN, STUN, SDP, Ethernet, TCP/IP, DHCP protocols, Cisco routing (BGP, OSPF), switching, LAN, WAN, ACL, QoS, VLAN.

    $38.89 /hr
    1,059 hours
    4.96
  4. Oubram Mohamed

    Oubram Mohamed Agency Contractor

    Asterisk/Elastix/Freepbx/VoIP/Chan Dongle/Raspberry/Network specialist

    Morocco - Tests: 3 - Portfolio: 2

    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.

    Associated with: BRAMZ, BlueGoose Tech

    $21.11 /hr
    232 hours
    5.00
  5. Manmohan Kushwaha

    Manmohan Kushwaha

    Vtiger CRM,Symfony,Codeigniter, Asterisk,VoIP,Elastix,PBX

    India - Tests: 5 - Portfolio: 1

    I am an enthusiastic, adaptable and dedicated professional with extensive experience across areas of web programming . I have developed many web application including web site,Vicidial, Asterisk, FreePBX, vTiger CRM ,Elastix Call Center Module,FreePBX and SocialEngine . I am confident to analyze, design and develop web based systems. I can communicate and cope with a wide variety of people, coordinate, monitor, motivate, and lead an organization?s technical team. I am capable in setting up world-class professional trains and standards in organization through creative thinking, continuing research & development and continuing improvement programs.I am vtiger expert.I have complete more than 10 project in vtiger. Specialties Web Developer especially in PHP.Have extensive knowledge on open sources like Wordpress,Code Igniter(MVC) Framework and CakePHP(MVC) , and Javascript,JQuery,JQUERY MOBILE , MYSQL(database designing and analysis) and VtigerCRM 5.4.0

    Groups: PHPFox

    $17.11 /hr
    9 hours
    5.00
  6. Mohamed Fahim

    Mohamed Fahim

    Expert in Asterisk, A2billing, Elastix and AWS, Cloud telephony

    Sri Lanka - Tests: 4

    Over the last nine years I have actively engaged in designing and implementing VOIP telephony related infrastructure which involved in installation, provisioning and commissioning of highly complex VOIP solutions using Asterisk, A2billing, Elastix, Asternic, PIAF, Trixbox and Amazon AWS cloud telephony, Azure, HP Cloud, Rackspace and Digital Ocean Asterisk telephony installation. Provides call centre solutions using Asterisk, A2billing and Asternic. G729/G723 codec installation also Genband C3, Genband G9, Genband T800, Genband S3, Nextone VOIP Support.

    $16.00 /hr
    760 hours
    4.91
  7. Denis A.

    Denis A.

    DevOps/SRE lead

    Russia - Tests: 3 - Portfolio: 6

    My name is Denis. I am from Russia, Siberia(UTC +6). I'll interested to develop smart web applications and/or configure IT infrastructure for yours own projects. My general skills in web development are: Pure: Perl, PHP, JS, some shell scripts for backend purposes, if it needed Frameworks: Yii, jQuery, Smarty, Twitter Bootstrap HTML, CSS of course I love linux and linux-based devices. I haven't favourite distro - all of them good in its own way. Exim, asterisk, nginx with php-fpm for highload distributed service - all that you wish, if it has a documentation. If not - I'll look into sources and set it anyway.

    $32.00 /hr
    133 hours
    5.00
  8. Roman Khomasuridze

    Roman Khomasuridze Agency Contractor

    Asterisk admin, VoIP expert

    Georgia - Tests: 7 - Portfolio: 1

    VoIP Engineer, Asterisk developer, Linux administrator and occasional programmer with 5 years of experience in development, implementation and maintenance of Asterisk base VoIP systems, ranging from small PBX systems to massive call-centers and VoIP solution hosting, hands-on experience in Linux infrastructure administration, virtualization - will it be OpenVZ or Xen, and fluent in Perl, PHP, Python scripting languages - developing acripts/utilities and applications from simple log parsers, monitoring and alarming utilities to complete web based applications.

    Associated with: TSL Agency

    $13.33 /hr
    48 hours
    4.93