Asterisk Consultants & Developers

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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, 55 Asterisk projects are completed every quarter on Upwork.

55

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 4.55.

4.55
Last updated: June 1, 2015
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  1. Soslan Aldatov

    Soslan Aldatov

    Expert server-side developer (Web, VoIP, Asterisk)

    Russia - Last active: 2 days ago - Tests: 1 - Portfolio: 3

    Highly skilled server-side developer with over 7 years of experience. Extremely reliable and responsive as it's been written a lot of times in my clients' feedbacks on Elance (https://www.elance.com/s/supporteam/). I develop high quality web applications and VoIP platforms. My main speciality is VoIP. Asterisk, FreeSWITCH, openSIPS, Kamailio, VoIP billings and various hardware - that's what I deal with most of time. My background is PHP/MySQL programming. I've been working as a web developer for a lot of years, and you can find plenty of successfully performed PHP projects in my job history on Elance (https://www.elance.com/s/supporteam/). I am also very familiar with GNU/Linux as a system administrator. I'd be glad to help you, so feel free to contact me any time.

    $40.00 /hr
    5 hours
    0.00
  2. Umar T.

    Umar T.

    C#.NET, C++, VoIP(Asterisk), DB systems (MySQL, SQL Server)

    Germany - Last active: 03/11/2013 - Tests: 6

    Through my field work experience in computer based application and communication systems development, I've brought up a rich sense of excelling in this domain. So as a personal objective, I'm determined to put my skills and efforts to innovative tasks and further learning to develop into a beneficial entity. As at present I'm working as a full-time C#.NET Developer, however I'm ready to take further part-time challenges along side.

    $30.00 /hr
    42 hours
    0.00
  3. debojit kakoti

    debojit kakoti

    Voip Developer with experience in LINUX and Asterisk setup

    India - Last active: 4 months ago - Tests: 6 - Portfolio: 2

    Over the last 4 years i have developed a wide range of websites using PHP,MySQL,Html. I also have experience in website management,ajax,c++,c,Vb. NET etc. I ll provide you good service for your valuable money.

    $5.00 /hr
    85 hours
    0.00
  4. Carlos Enrique Arango Patino

    Carlos Enrique Arango Patino

    System and Telecomunication Engineer

    Colombia - Last active: 22 hours ago - 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
    2,236 hours
    0.00
  5. Juan Pablo

    Juan Pablo

    Web & Elastix developer

    Ecuador - Last active: 07/03/2014 - Tests: 1

    Programmer for 15 years, I have focused mainly on the development of Web applications using PHP on the backend and Javascript / Html in the frontend. The last 3 years I have been using the Elastix framework -based on PHP- for developing custom modules. Within the requirements that most customers make is customizing the Elastix Call Center. My mission: to deliver value-added solutions based on software with the best cost-benefit.

    $38.89 /hr
    1 hours
    0.00
  6. Anton Rubets

    Anton Rubets

    System/Network administrator

    Ukraine - Last active: 24 days ago - Tests: 4

    System & Network administrator with 4 year experience managing servers, networks, network hardware. Operations systems: • *NIX: *BSD, Solaris, AIX, Linux (Debian, CentOS, Ubuntu); • Windows (XP, Vista, 7, 8, WS2003, WS2008). Networks: • OSI, TCP/IP models; • Network design; • Local, Wi-Fi and Global networks; • Cisco routers and switches. Software: • Virtualization and cloud system (VMware, XenServer, CloudStack, OpenStack); • Web servers (Apache, nginx); • Databases (MySQL, PostgreSQL, Oracle DB); • MTA (Exim, Postfix); • Mail servers (Dovecot, DBmail); • Monitoring systems (Nagios, Cacti, Zabbix); • Proxy server (Squid); • Software versioning and revision control systems (Git, SVN); • File share (NFS, Samba); • FTP, TFTP; • LDAP (OpenLDAP, Active Directory); • Windows Server Services (WDS, WSUS, Group Policy, Hyena, SNMP, DNS, Terminal); • VOIP (Asterisk); • Backup system (Bacula); • Project management systems (Redmine, Trac). Programming: • Shell, Bash; • Sed & AWK; • C++.

    $11.11 /hr
    14 hours
    0.00
  7. Marcin M.

    Marcin M.

    VoIP developer

    Poland - Last active: 22 hours ago

    9+ years of professional experience in VoIP and telecommunication includes in-depth knowledge of Asterisk PBX, Freeswitch, Kamailio/OpenSIPS. Main skills is design and deploy multitennant load balanced VoIP systems with failover include realtime prepaid billing system. Other already done projects such like: - Conference servers (Asterisk,Freeswitch) - web based billing system - postpaid,prepaid (A2billing - Asterisk) - realtime prepaid systems (Freeswitch + Cgrates) - web based voice broadcast system (autodialer) - SS7 gateways (Asterisk,chan_ss7) - web based fax broadcast system (t.38, HylaFax) - web based sms broadcast system (Kannel) - Fax2Email system - Skype gateway (Asterisk) - SMS gateway (2N Stargate) - web based campaign system with agents interact (call/contact center) - FreePBX / Elastix configuration

    $30.00 /hr
    150 hours
    0.00
  8. George M.

    George M.

    Expert in VOIP, expierenced in Asterisk,webrtc2sip,sipml5, MVTS,jquery

    Ukraine - Last active: 3 months ago - Tests: 6 - Portfolio: 9

    My web site is: www.a4business.com I am creating turn-key VOIP platforms for online bussines with WEB-site, different billings, rates setup, VOIP dialers, mobile dialers, DIDx provider integration, paypal online payments for Calling card business, DID and other. I have expierence in VoIP, Sysmaster/VoiceMaster brands. Demo: www.norfa.com, ( ask me for PIN ) Video lessons: https://vimeo.com/user36231282/videos Also, I had expierence with Nextone, Asterisk, freeswitch, iTelBilling, iTelByteSaver, iTelSwitch, Billbery, Alepo, MVTS, a2billing, freepbx, opensips, kamalio, PHP programming (php-agi, css, jquery), Linux advanced administration, kernel, bash, perl, SQL database architecture: Mysql, MSSQL, Sybase, SQLite, PostgreSQL, Cacti, MRTG, RRD, WHMCS customization, system Backup/Restore schemes. Also I install everything which is needed for business - mail exchange servers (Zimbra, Zarafa, Roundcube Webmail), Ticketing CMS (WHMCS) and write custom modules for each.

    $25.00 /hr
    5 hours
    0.00