Asterisk Consultants & Developers

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 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, 52 Asterisk projects are completed every quarter on Upwork.


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 4.59.

Last updated: May 1, 2015
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  1. Brian S.

    Brian S. Agency Contractor

    ASP.Net/PHP/AJAX/C#/J2ME/MS SQL/MySQL/Win Mobile/Blackberry

    United States - Last active: 08/25/2008 - Tests: 6

    Cenon Solutions has a diversified staff with 10 years of experience creating advanced desktop, server, mobile, web, database, and server solutions for small and large companies. Our objective is to provide quality end-to-end solutions and create lasting partnerships by providing superior customer service and competitive pricing. The solutions in our portfolio include: * Advanced Web Portals using C#, VB, PHP, JavaScript, AJAX, Google Maps, Microsoft MapPoint, Google Search, SQL Server, MySQL, IIS, Apache, SharePoint Server, DotNetNuke, and Joomla. * Mobile Applications for Blackberry, Windows Mobile Pocket PC and Windows Smartphone using Java, embedded VB, C++, C#, SQL CE, and SQL Server Mobile * Database applications using Oracle, MySQL, SQL Server 2000/20005 with Integration Services, Analysis Service, and Reporting Services * Server Application using MSMQ, Web Sphere MQ, Web Services, FTP, Sockets, .Net Remoting, and BizTalk Server * Travel Applications using Sabre Web Services, Sabre SDS, Apollo Web Services, and MySabre API

    Associated with: Cenon Solutions

    $83.33 /hr
    0 hours
  2. Neeraj Chand

    Neeraj Chand

    Asterisk/ VOIP/Video Conferencing Solutions Consultant

    Fiji - Last active: 13 days ago - Tests: 3 - Portfolio: 1

    Solutions architect and project manager with a strong focus on VOIP and voice driven applications including IVRs,pabx systems, and call center integration leveraging open source and closed source technologies to implement customised solutions. Flair for systems analysis and design with advanced communication and people skills. Specialties: Linux / Unix - Advanced Asterisk - Advanced VOIP - sip/iax -advanced Windows XP / Server - advanced Windows 7 - Intermediate Cisco routing/switches - advanced MSSQL - Intermediate MySQL - advanced Predictive Dialer systems - Advanced Excel - advanced c # - advanced Procurement / professional communication - advanced perl - intermediate Genesys Call Center Systems - Advanced Avaya - intermediate Current Roles / Achievements Responsible for all Voice / VOIP infrastructure across the OCIS group. Enhanced call handling efficiency by approximately 40% - via software upgrades and enhanced configuration. Developed enhancements to integrate with line of business systems and provide visibility on call patterns through visual tools. Added web based video conferencing, screen share and web chat to the portfolio of services available to all OCIS business users. Integrating Polycom auto provisioning systems with voice solution to make service delivery more robust and efficient. Currently developing intelligent routing systems for VOIP using EIGRP on cisco core devices. Integrating DUNDi, database functions, static variables from MySQL clusters with a self healing voip routing solution as the end goal

    $50.00 /hr
    0 hours
  3. Alessandro Di Micoli

    Alessandro Di Micoli

    Network Administrator, CCNA, Security Administrator, Web Developer

    United Kingdom - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    I believe in an open team-based knowledge-sharing environment. I like to exchange my knowledge and expertise with other colleagues. I am a carrier-oriented person with a positive attitude and thinking and I take all criticism constructively. I have a passion for technology and I would have a great honour to work for any company that has a vision and a mission, which I can be a part of. I have the ability to successfully and effectively execute and deliver the best of what I know and what I’ve researched. A good listener and team player have experience supporting different level of system users. Good interpersonal, numerical, analytical, problem solving and organizing skills. Able to take on challenges and deliver on time. Demonstrable problem solving and Numerical skills. Excellent time and management skills. Can work out side office hours and 24/7 shift. Prefer any technical jobs related to Internet-works. Willing to learn, if job requires more training.

    $10.00 /hr
    0 hours
  4. Alexander Vinnitskiy

    Alexander Vinnitskiy Agency Contractor

    Alexander Vinnitskiy

    Ukraine - Last active: 1 month ago - Tests: 2 - Portfolio: 16

    I am constantly working on developing new services, have an excellent experience in: • .Net and PHP stack • Database (MySQL, Percona, Ms Sql) • PHP-frameworks ( YII, Codeigniter, CakePHP) • Frontend (HTML,JavaScript, jQuery) • Cloud services (Azure, Amazon Elastic Cloud) • VoIP (Asterisk, sip, webrtc, FreeSwitch) offer: • web-sites developing • e-commerce solutions: Magento, PrestaShop • application for social networks • business software (SugarCRM) • developing web analytics solutions (Google AdWords API, Google Analytics API) • QA and software testing (manual and automatics testing)

    Associated with: SvitSoft

    $20.00 /hr
    0 hours
  5. Shan Jay

    Shan Jay

    Telecom professional with 8+ years of experience

    India - Last active: 4 months ago - Tests: 1

    -- A dynamic professional with 8+ years of experience in Business Analysis, Solution Architecting, Pre Sales, Technical Sales, Project Management, Delivery Management in Telecom verticals like VoIP, MVNO, GSM, VPN, Telecom Billing, OSS/BSS , Mobile Money, MNP. - Excellent knowledge in Architecting different MVNO Models,telecom Billing, Baseline set-up, E2E VoIP Integration and Enterprise Reporting related issues. Technical Knowledge : - GSM - HLR, STP, GMSC, MSC, SS7, USSD, IVR, SMSC, GGSN, Load Balancing, prepaid and postpaid billing systems Cloud Based Architecture for MVNO, MNO. - MVNE – Implemented different Models of MVNE Architectures all over the world. - Telecom Billing – Siebel CRM, BRM, AIA, Andes, eTOM. - OSS/BSS Stacks. - VoIP – SIP protocols, Asterisks, Mobile Dialers, Transcoding , Codec’s handling, VoIP System Architect. - C++ Programming skills.

    $44.44 /hr
    0 hours
  6. Criss Peña

    Criss Peña

    Marketing director

    Colombia - Last active: 10/08/2013

    With faith in God and always having a vision of people, extensive experience in the management of call centers from the administrative area to the operational area without discarding the technical area, developer of modern outsourcing strategies to suit the needs of customers and giving them guarantees up to 50% at BPO's, implementation of projects based on risk evaluation of centers for the implementation of projects in telemarketing, designer techniques aggressive marketing, market analysis, generation of customers through study market by phone , staff training for call center, sales professional under outbound model, metric optimizer inbound models, entrepreneur, trader of electronic products at the corporate level, VOIP telephony provider, supplier database for the U.S. market with guarantee, Spouse, parent and as the possessor of a faith principle that always makes me put all my projects in the hands of God Joshua 1:9.

    $27.78 /hr
    0 hours
  7. Joshua W.

    Joshua W.

    IT System and Network Support

    United States - Last active: 12/21/2013 - Tests: 13

    I earned my degree in 2009, and went on become the IT manager at Chrims Inc., a small company with a big job to fill. I specialize in keeping servers and users running and tasks automated. I personally set up and deployed a virtual infrastructure and WAN to connect our sites across the US.

    $26.67 /hr
    0 hours
  8. Ronwaldo San Luis

    Ronwaldo San Luis

    Technical Engineer

    Philippines - Last active: 07/12/2014

     Network Management and monitoring using network monitoring tool  Windows Active Directory, Windows VPN, NPS and IIS Server configuration  Tricaster, Wirecast, Niagara Configuration and implementation  Juniper Firewall Configuration  Mail and Web server setup  Routing and Switching configuration (LAN-WAN)  Wireless Setup/configuration (Meru, Ruckos, HP)  Windows Server Application/Configuration  3rd Party Antivirus setup (SOPHOS, Trend Micro)  Hardware maintenance/troubleshooting (Server, Desktop, Laptop etc.)  Programming (PHP,, Ajax, MySQL, Crystal

    $27.78 /hr
    0 hours
  9. David R.

    David R.

    Senior Java/Perl/PHP Architect & Tech Lead

    Australia - Last active: 03/31/2014 - Tests: 2

    Over the past 17 years I have been working as a professional full time software engineer. I have acquired vast amounts of experience and knowledge and can bring this on board for any jobs I am hired to do. I am seeking work that is challenging and creative and am happy to either build applications from the ground up or maintain existing instances. I also have a great deal of experiences with databases and system environments such as Linux, Solaris and Windows which will no doubt come in handy on the job.

    $83.33 /hr
    0 hours
  10. sudhanshu kumar

    sudhanshu kumar Agency Contractor

    Lamp Expert With Extensive Expertise Of Secure & Scalable Application

    India - Last active: 04/14/2014 - Tests: 3 - Portfolio: 4

    **Multiplesystem'**** India Vision** _We believe that the face of web services has changed, It doesn't matter what we provide, it only matters how we provide, 'Quality Matters'. Exactly like a shell and Nutshell_., **Our field of expertise ** We have good level programmers with exposure of follwoing technical fields. * PHP/MySQL( Concepts of OOPs, functions , classes, query optimization etc.) * Python * Kannel * Asterisk * Wordpress - Installation , Plugin & theme Development * Joomla - Installation , Module & Component Development * OpenCart - Installations & custom Programming * SugarCRM - Installations & Minor customisation * Ecommerce & Payment gateway * Paypal payment gateway * Paypal Pro Payment Module * Datatrans payment gateway

    Associated with: Multiplesystem Networks

    $20.00 /hr
    0 hours