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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, 64 Asterisk projects are completed every quarter on Upwork.

64

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: September 1, 2015
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  1. Eugene Shershen

    Eugene Shershen Agency Contractor

    Python/Django/Node.js Developer

    Ukraine - Portfolio: 4

    - Python (Django, Flask, twisted, tornado, gevent) - Node.js (Express, sailsjs, socket.io) - Golang - Experience in developing of highload REST-services - Excellent knowledges and experience in developing in Linux/FreeBSD/OS X - MongoDB, PostgreSQL, MySQL, Firebird, SQLite, redis, memcachedb, tarantool - Experience in developing of multithreading (pthereads) and asynchronus servers and daemons - Development with git version control systems

    Associated with: SOFTREACTOR LLC

    $15.56 /hr
    0 hours
    0.00
  2. Sylvester M.

    Asterisk VOIP Programmer

    United States - Tests: 1

    To build solid, innovative VOIP applications.

    $33.33 /hr
    50 hours
    4.75
  3. Nguyen Tran Nhan

    Nguyen Tran Nhan Agency Contractor

    senior developer c/c++, android embeded, linux kernel.

    Vietnam - Tests: 4 - Portfolio: 1

    With more than 5 years working experience in Software Development and most of the time working with C,C++ technologies, I have gained a certain professionalism level as a Senior C,C++ Developer: • Intensive programming experience using STL: container, algorithm, iterator, smartpointer. BOOST: regex, filesystem, boost::bind, boost::datetime, QT, GTK, … • Strong skill set and experience using open sources frameworks: STLport, Xerces, Santuario, CryptoPP, Xalan, CURL, Pjsip, OpenMGCP, Quagga, OPENSNMP, • Good skills and experience in protocol and reading RFC like, SIP, MGCP, RTP, RTCP, XMPP, SNMP, … • Good skills and experience in programming with posix, multithreading, mutex, condition variable, thread barrier, … • Good skills with programming in linux kernel. Development linux module, netfilter, … • Good skills and experience in system analysis, system designing and performance tuning • Strong skill set and experience using development tools: VIM, ctags, cscope, VISUAL STUDIO, Eclipse, Makefile • Strong skill in VOIP, SIP, XMPP, MGCP, jabberd2, MEGACO, • Good experience with native SDK Blackberry, Native SDK Android. • Good experience in working and managing application and web servers: Apache, Tomcat. Experience in developing Apache module. • Good experience in working with databases: Oracle, MS SQL, My SQL, SQLITE

    Associated with: nccsoft

    $16.67 /hr
    574 hours
    2.84
  4. Luong T.

    Luong T. Agency Contractor

    Delphi,Web,C#,NET,PHP,RoR,C/C++,Window, Android, IOS, VoIp, OpenCV

    Vietnam - Tests: 17 - Portfolio: 9

    - I am an engineer IT Programmer with over 15+ years experience program and develop, fluently language programmer (Pascal, C/C++, Object C, Php, C#, Java, Perl, Php, Web Application, Network Programming, HTML/HTML5,XML,CSS,Javascript, Jquery, jquery plugin, - Opensource wordpress, joomla, drupal, OpenCart, Xcart, eShop, Web.Net,, ..etc) and use well IDE (Eclipse, Visual Studio 2008/2010/2012/2013/2015, Nokia Qt develop, Vim, Netbean, IntelliJ IDEA, Xcode) to develop application the fast and best. - My skill is coding, good thinking algorithm, process flowcode and my knowledge about IT area very good to support for working. I can do and understand clearly many OS(Window, Window Phone, IOS, Linux, Android, Linux Kernel, Linux Embedded, Window Mobile, Image/Video processing, VoIP, OpenCV) and Database System(MS SQL 2000/2005/2008/2012, PostgreSQL,MySQL, MongDB, FireBird, foxpro, IBM DB, Oracle, No SQL - I also joined to design/work and completed many large project with position team leader, coder). Please contact me i will show to you all previous my works. - Reading and understand new technology very quickly and apply to work well.

    Groups: Bluehost Developers and Designers, Crossrider...

    Associated with: KPT

    $17.22 /hr
    4,646 hours
    4.73
  5. Yuriy Rybkin

    Yuriy Rybkin Agency Contractor

    Web Development Company

    Ukraine - Tests: 4 - Portfolio: 18

    CodeIT is a professional web design & development company, specializing in custom web solutions and mobile apps development. With clients from all over the globe and near 10 years of combined experience we do guarantee top notch service. We are always looking for a long-term partnership and during these years many of our customers decided to outsource their IT projects to us.

    Associated with: CodeIT

    $25.00 /hr
    0 hours
    0.00
  6. Umar T.

    Umar T.

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

    Germany - 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
  7. Mohsen Hameed

    Mohsen Hameed

    Android, Embedded Programmer and Researcher

    United Arab Emirates - Tests: 2 - Portfolio: 1

    I want to obtain a challenging position as a software developer in a company that will enable me to use my solid technical knowledge, strong embedded development skills and problem solving abilities. SPECIAL INTEREST: Design, Implementation of Software Mobile Application Development (Android, iPhone) Voice over Internet Protocol (VoIP) Telecommunication Networks

    $16.67 /hr
    348 hours
    4.98
  8. Matthew A.

    Matthew A.

    Certified Information Systems Engineer, OS X/Linux/Unix/OpenStack

    United States - Tests: 5 - Portfolio: 5

    A focused critical thinker, applying over 13 years of IP security, data and voice expertise to engineering, executing, and troubleshooting client needs with close attention to detail, while demonstrating a proven history of successful project management. I provide a very diverse array of services ranging in complexity from Small Business and Enterprise, to Government and Military systems. Utilizing leading edge technology to consistently exceed expectations. Security Clearances: Secret (inactive), TWIC Some of my strong areas are: Mac OS X, Linux, UNIX, Windows, OpenStack, xCode, Objective-C, Cocoa, HTML, CSS, PHP, SQL, XML, Wordpress, Joomla, Metasploit, Penetration Testing, Cloud Integration, Cacti, SugarCRM, Asterisk, BGP, OSPF, IGRP, DNS, BOOTP, 802.1, 802.3 and 802.11 a/b/g/n.

    $55.00 /hr
    31 hours
    5.00