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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. Muhammad Asif sajjad

    Expert LAMP developer and expert in CallCenter/Pbx and Linux

    Pakistan - Tests: 14 - Portfolio: 8

    I am senior PHP Developer with strong OOP/MVC concepts. Over 10 years of development experience in websites (Ecommerce, Admin Portals, Front end complex GUIs) and VoIP Developement. My Speciality is developing voip Application using Asterisk, A2billing, Vicidial , Freeswitch, Freepbx, Opensips, Kamalio, Sysmaster, Voipswitch and Sipwise.

    $15.00 /hr
    185 hours
    4.60
  2. Norbert K.

    Interactive designer/consultant up-to-date with the latest technology

    Hungary - Tests: 3

    Seeking challenging and innovative webdesign and/or webdevelopment assignments where I can utilize my expertise and knowledge of cutting edge web technologies for the benefit of the employer. If you want someone who's up-to-date on the latest web technologies and can take the project to the next level by making suggestions and not only following orders, then you have found the right candidate.

    $18.89 /hr
    230 hours
    4.37
  3. Shahbaz Khan Agency Contractor

    OPNET, CISCO, Networks, VoIP,Mobile Apps, Web Development, Google Maps

    Pakistan - Tests: 5 - Portfolio: 2

    I lead a team of highly qualified professionals with several years of experience in developing Mobile applications for Symbian, Android, and iPhone platforms; Facebook Applications, CMS (WordPress and Joomla), Web Applications, and GPS based GIS Applications (for disaster management, Crops Estimation). Our team includes CISCO certified professional (CCVP and CCNA) with previous projects in VoIP (on Asterisk and CISCO), Network Simulation Tools specifically OPNET version 11 and 14.5. Not just for the buzz’s sake, “Exceeding our clients’ expectations” is actually very important to us – but expectations can’t be simply exceeded. We carefully understand your requirements, establish priorities, organize specialist teams and watchfully set deadlines – it is only then that we have been successful in exceeding our clients’ expectations.

    Associated with: Durshal

    $10.00 /hr
    0 hours
    5.00
  4. Mauricio Delgado

    Mauricio Delgado

    Mechanical Engineer

    Colombia - Portfolio: 1

    I 'm a mechanical engineer from the University of Valle (Colombia) in the process of graduation project , I have work experience in Fanalca SA in the auto parts sector , there I played standardization work in the process of die- design , optimization and allocation of raw material. I worked under labor standard 5S and PDCA . I am academic degree of the German School of Cali - Colombia. I participated in the student exchange to Germany with duration of a semester. I possess a wide range of interests , i use a wide range of programs in mechanical design, Office and easily learn new tools.

    $35.00 /hr
    0 hours
    0.00
  5. Alejandro Rodriguez

    Alejandro Rodriguez

    Linux Geek

    Colombia - Tests: 6

    Over the past years, I have worked in server management in linux, I was part of a firm which specialize in government webpages in Colombia. My responsibility was to ensure the optimal performance of hosting servers running Linux My favorite distro is ArchLinux, I'm linux user in full time, although first I was in Windows for long years, I also know DOS, and all Windows versions to the date. I have a strong knowledge in networking, OSI Model, and like especially in 802.11 wi-fi. I implemented many wireless solutions for internet access in rural zones. Also once I made a wireless router from an old pc using linux, where also try many daemons like dnsmasq, hostapd, transmissiond, firewall, webserver, db server, and home media server. I have learned many things by myself, believing in the self-study as a way to learn beyond academy. What you didn't know by yourself, not really know. I like so much read, about many themes, technology, linux, science, philosophy, I really like to learn. All I can say is I love Linux, and for me is great be able to troubleshoot any problem you have with your servers.

    $10.00 /hr
    0 hours
    0.00
  6. Marcus U.

    Marcus U. Agency Contractor

    Senior Consultant

    Singapore - Tests: 2

    Over the last 5 years, VirtualThinking! has developed a wide range of websites using HMTL, DHTML, PHP, and MySQL including sites for startup companies and small businesses. Our core competency lies in complete end-end management of a new website development project and our powerful RADiCAL development environment. Our environment allows us to develop PHP applications faster and more reliably without compromising good development practice, which means that you get better quality tools -- the kind of quality that you can rely on to support your business. We also have experience in the following areas: SQL, Java, Ajax, Microsoft software development tools, and software design and testing.

    Associated with: Virtual Thinking Pte Ltd Agency

    $35.00 /hr
    0 hours
    0.00
  7. Amit A. Agency Contractor

    Vb6/ Vb.Net , System Programmer, managed big size projects & timeline

    India - Tests: 3

    To Manage Business Projects at a growth oriented organization by contributing proven abilities: *Experianced and cirtified for the development and management of mission critical projects. *Provide Focused Team Leadership through Experienced Staff Management /Motivation Techniques, Resolving Problems and Mediating Conflicts to Ensure Group Efficiency. *Negotiate Successful Business Deals by Adhering to Ethical Principles to Produce Win-Win Situations for Satisfactorily Reach Established Goals. *Practical Problem Solving Abilities while making Decisions to Reduce Business Risks and hence on time completions. *Call me freely at 001(408)705-1160. *Skype: amitagrawal0001

    Associated with: cyber Infrastructure Pvt. Ltd

    $15.60 /hr
    0 hours
    0.00
  8. Tonus Omni Services

    Tonus Omni Services

    Cost Effective , Complete Solutions for startup to midsize companies

    India - Tests: 2 - Portfolio: 1

    Leveraging my 21+ years of International IT experience, now i am her to help Start up, Small & Mid-size companies for setting up complete IT solutions & tools (mainly based on matured open source products ) , followed by on-going remote support. Infrastructure(Asterisk/FreePBX/FreeSwitch/Elastix/ViciDial/VoIP)+ERP(OpenERP/OpenBravo/Biz+/SAP)+CRM(SugarCRM/vTiger/Zoho/MicrosoftDynamics/SalesForce.com)+PLM(OpenPLM/ARAS). All this on LAMP/WAMP servers either on cloud or webhost or on-premise model.... Is this suite not sufficient to carry out your business!! with just Internet Connectivity.... In addition to this, i am setting up remote Monitoring & call center Infrastructure to provide on-going support and possible call centre operations support ...

    $9.99 /hr
    0 hours
    0.00
  9. Michael Z.

    Developer

    Canada

    HIGHLIGHTS OF QUALIFICATIONS * IBM trained engineer and business partner * Master's Degree with Computer Vision Project at the University of Toronto * Expertise in Language C/C++/C#, OpenGL, PHP, SQL, HTML, QT * Certified Linux System Administrator and DB2 Database Administrator * Hands-on practice in implementation of algorithm, software development and system integration * Strong understanding of object-oriented development methodologies * Extensive experience in customer service with solid interpersonal and communication skills * Self-starter with high energy, flexibility, initiative and teamwork spirit

    $15.60 /hr
    0 hours
    0.00