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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.

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

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. Sherwin D.

    Sherwin D.

    VoIP Expert / IP-PBX Specialist / Asterisk Ninja

    Philippines - Tests: 4 - Portfolio: 17

    Over 12 years hands-on experience. i have a great knowledge on VoIP Hardware and Applications from open source softswitches, MultiTenant PBX and predictive dialers (Asterisk, Freepbx, FusionPBX, BlueBox, Thirdlane, FreeSwitch, A2Billing, Elastix, Trixbox, Vicidial, GoAutoDial, etc), to licensed softswitches (Voipswitch, Nextone, Voicemaster, PortaOne, Mera, etc) and other VoIP gateways. I have at least currently total of 500 IP-PBX server deployments and also do provide VoIP termination services. I work as a part-time consultant for a number of VoIP companies in the Philippines. I have a broad knowledge about networking and wireless. this includes routers, firewalls, access points and VSAT. I also do hardware/software troubleshooting and web designing (joomla and wordpress) and basic programming (php, html and perl) I am confident that i can deliver any work satisfaction guaranteed

    $33.33 /hr
    2,182 hours
    4.99
  2. Abu Sufian

    Abu Sufian

    Linux,VoIP and Network Administrator

    Bangladesh - Tests: 9 - Portfolio: 10

    I have over 6 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ 3. Mysql & MSSQL server 4. Windows based Servers, LAMP, Mail, DNS, Proxy Server 5. OpenVPN and L2TP/IPSec VPN 6. Webmin,Cpanel, WHM,Zpanel 7. Cisco,Mikrotik, DD-WRT,OpenWRT

    Groups: Microsoft Certified Professionals

    $10.00 /hr
    1,695 hours
    4.99
  3. Bhushan Kumar Sharma

    Bhushan Kumar Sharma

    Linux Servers AWS Cloud Hosting Security CPanel Plesk VOIP PenTest

    India - Tests: 4 - Portfolio: 14

    Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako

    $16.67 /hr
    3,771 hours
    4.85
  4. Suren Karapetyan

    Suren Karapetyan

    Senior System/Network Administrator (devops)

    Armenia - Tests: 8

    An ambitious *nix System and Network Administrator with eight years' experience working in ISPs and other service providers maintaining existing and designing new infrastructure. DevOps skills which help to bridge sysadmins' and developers' teams. Master's degree in Math Sciences. I'm looking for interesting projects which use new/young technologies and provide new challenges. Would also be great to work with interesting people.

    $40.00 /hr
    1,093 hours
    4.93
  5. Damian Z.

    Damian Z. Agency Contractor

    Experienced Software Engineer

    United Kingdom - Tests: 12

    ========= 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 GStreamer API Experience

    Associated with: XMementoIT Agency

    $55.56 /hr
    1,692 hours
    4.97
  6. Suphal B.

    Suphal B.

    DevOps,Architect,Integrator,Expert In Server,System,Web Technology.

    India - Tests: 3 - Portfolio: 7

    WHY WILL YOU HIRE ME ? - --- TOP 1% OF SUCCESSFUL Upwork (Formerly oDesk) FREELANCERS http://postimg.org/image/3li7gl9z1/ --- MORE THAN TOTAL 12,000 OF Upwork WORKING HOURS AND STILL COUNTING ! --- TOP RATED Upwork Freelancer. Possible Expert and Business Savvy Solution In Cost Effective And Timely Manner To Serve Best In Industry With Satisfaction Guaranteed. I not only deliver but also make your business profitable. [RHCE, CCNA, RHCVA, RHCSS Certified] Committed to work on any challenging project likewise Enterprise Level Unix, Linux, Windows Server And Network Administration, AWS/EC2,Rackspace,Linode,Cloud Architecture,Virtualization, Monitoring and Maintenance, Web design and development, e-Commerce development, SEO, SEM, ORM, internet marketing, graphics and logo designing, animation, online presentation and publication, online promotion and branding with 100% dedication and satisfaction guaranteed. Serving on these field Successfully with 8 years of versatile experience. Intend to work with the employer on the basis of long term relationship until and unless 100% satisfaction would be achieved.

    Groups: Application Developers Alliance, Bluehost Developers and Designers...

    $40.00 /hr
    12,669 hours
    4.97
  7. waseemy shahy

    waseemy shahy

    Bigcommerce / Big Commerce / Photoshop / Html5 / Css3 / Javascript

    Pakistan - Tests: 3 - Portfolio: 18

    Over the last 4 years, I have developed a wide range of websites using HMTL, DHTML, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, software design and testing, eComerce (OScommerc, Magento, Viart, Bigcommerce) , Databases (Mysql, Oracle), Programming (C, C++, Php, Perl, Java Script, Html, Css), OS (Windows,Linux,Mac), VOIP (Asterisk,IVR).

    Groups: BigCommerce

    $16.67 /hr
    2,213 hours
    4.64
  8. 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
  9. Truong Viet Ha

    Truong Viet Ha Agency Contractor

    VoIP & Web Developer

    Vietnam - Tests: 6 - Portfolio: 6

    ============================================================================== VOIP and Web developer with more than 4 years experience. ============================================================================== On VoIP field: ------------------------------------------------------------------------------------------------------------------------ + I have strong skills on Asterisk, Kamailio, FreePBX, FreeSWITCH. + My favorite languages: Python, C++, PHP + I also used to VOIP API like Tropo, Vitelity, Twilio, Plivo, OpenTok ... + Using webRTC for many realtime communication projects On web developing field: ------------------------------------------------------------------------------------------------------------------------ + I have strong skills on HTML/CSS, JS, NodeJS + I used some web framework like: Wordpress, Django, Codeigniter, Meteor ... Team management: --------------------------- Currently I am project manager of Designveloper JSC, with 18 developers and 2 designers.

    Associated with: Designveloper

    $25.00 /hr
    1,472 hours
    5.00
  10. Carlos Enrique Arango Patino

    Carlos Enrique Arango Patino

    System and Telecomunication Engineer

    Colombia - Tests: 1

    Knowledge and experience like sysadmin and management GNU/Linux servers, networking, web hosting, DNS and firewall. Knows programming language: JAVA, PHP, Visual Basic. Database like MySQL and CMS like: Joomla and Wordpress Has experience with teaching and conference presentation. Intermediate language concepts with English and Signal Language.

    $16.67 /hr
    2,532 hours
    0.00