Asterisk Consultants & Developers

Showing 283 freelancers

Asterisk Consultants & Developers

Showing 283 freelancers

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 oDesk, 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 oDesk for free!

Asterisk Job Cost Overview

Typical total cost of oDesk Asterisk projects based on completed and fixed-price jobs.

oDesk Asterisk Jobs Completed Quarterly

On average, 29 Asterisk projects are completed every quarter on oDesk.

29

Time to Complete oDesk Asterisk Jobs

Time needed to complete a Asterisk project on oDesk.

Average Asterisk Freelancer Feedback Score

Asterisk oDesk freelancers typically receive a client rating of 4.54.

4.54

Last updated: April 1, 2014

  • voip developer

    digium certified asterisk administrator.Working on asterisk nearly 5 years and developed. 1. voip billing application with asterisk and freeradius 2. call center application with gotutoidal,vicidial 3. work all on freepbx interfaces like elastix,trixbox,PBX in a Flash … more

    digium certified asterisk administrator.Working on asterisk nearly 5 years and developed. 1. voip billing application with asterisk and freeradius 2. call center application with gotutoidal,vicidial 3. work all on freepbx interfaces like elastix,trixbox,PBX in a Flash and AsteriskNow. 4. Develop voice chat applicatio. 5. confiugure pri's of ata,windstream,and cbeyond proiders and pakistan telecome also. 6. work also on Asterisk Digium cards with fxo and fxs channels. 7. A2billing application with customize new features. 8. IVR solution 9. can work on Perl and PHP AGI's 10. Linux system Administrator 12. MCITP certified 12. PHP web developer  less

    asterisk 00 more less
    • $17.78 HOURLY RATE
    • 4.6
    • 287 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
  • NetNizam

    Netnizam is a group of highly talented professionals having experience of software development industry for more than 5 years. At Netnizam our professionals are focused on meeting standardized and customized demand of our clients. We aim to provide you the … more

    Netnizam is a group of highly talented professionals having experience of software development industry for more than 5 years. At Netnizam our professionals are focused on meeting standardized and customized demand of our clients. We aim to provide you the complete web development solution. We are specialized in cutting edge websites with style, interactive Flash animation, high end multimedia, and robust database applications/e-commerce solutions. We design, deploy and manage web sites of the highest quality for forward-thinking clients that demand a return on their internet solutions investment. We can measurably drive sales, reduce manpower, improve communication and enable a higher level of collaboration between you and your customers.  less

    html html5 wordpress adobe-photoshop php voip-software asterisk javascript asp.net css 00 more less
    • $3.33 HOURLY RATE
    • 4.8
    • 105 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
  • Asterisk/VOIP/Java/Open source developer

    Development of IVR/VAS/billing related projects involving mainly Asterisk, Asterisk Gateway Interface, Asterisk Manager API, additionally, setting up configs/scripts for Linux/Unix as well.

    linux-system-administration groovy mysql asterisk perl 00 more less
    • $24.44 HOURLY RATE
    • 5.0
    • 0 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Voip, asterisk, perl scripting, freeradius, linux, mysql developer

    From last two years i am working on asterisk, free radius and mysql.I developed a full voip application which consist of * Calling Card Application * Soft phone to PSTN calls * DID to Soft Phone * DID to Forwarded no. * SIP to … more

    From last two years i am working on asterisk, free radius and mysql.I developed a full voip application which consist of * Calling Card Application * Soft phone to PSTN calls * DID to Soft Phone * DID to Forwarded no. * SIP to SIP calls * Call routing besides these i add the asterisk realtime functionality using mysql database and for billing i use the free radius server. So my core competencies are asterisk, perl, python, free radius, mysql DB and working on linux plat form.  less

    perl asterisk 00 more less
    • $8.89 HOURLY RATE
    • 5.0
    • 74 HOURS
    • SWEDEN
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • Voice over IP Developer

    - Design, implementation and deployment of VoIP services for various open source platforms including Asterisk, FreeSWITCH, and OpenSER. - Implementation of Database connection pooling using unixODBC and MySQL Proxy. - Call rate web service for Vopium SIP client applications using LAMP. - Design and … more

    - Design, implementation and deployment of VoIP services for various open source platforms including Asterisk, FreeSWITCH, and OpenSER. - Implementation of Database connection pooling using unixODBC and MySQL Proxy. - Call rate web service for Vopium SIP client applications using LAMP. - Design and implementation of High Availability Linux Cluster, providing Failover for SIP users. - Development and bug fixing of call routing and billing services using Asterisk and Perl AGI’s. - Inbound Call center setup using Asterisk. - OpenSER Stress Testing using SIPp and WinSIP for SIP and PSTN terminated calls. - Mutiple DB connection handling for AGI failover Skills: C/C++/ Asterisk/OpenSIPS/Freeswitch, PHP, Python, Perl, MySQL  less

    asterisk opensips freeswitch linux-system-administration perl python tcp-ip vicidial mysql a2billing 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED ARAB EMIRATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • VOIP/Asterisk/Web Developer/Senior Software Engineer/Database Designer

    Having keen interest and experience in desktop and window service application development. Worked on some major projects related to inventory systems, Linux VOIP applications and store operation management systems. Programmed own SMS Communication library and SMS service from scratch for … more

    Having keen interest and experience in desktop and window service application development. Worked on some major projects related to inventory systems, Linux VOIP applications and store operation management systems. Programmed own SMS Communication library and SMS service from scratch for my company that is now being used by company's clients. Worked on IVRs and speech recognition engines to develop a machine-to-machine calling and speech recognition system for my company. Having strong software and database design concepts. Main expertise are in C#, C++, ASP.NET, Java, JSP, HTML, VOIP, SQL Server, MySql Strong grip on reporting tools like Crystal Report and MS Access Reporting features. Have worked and developed for Windows, Unix/Linux and Apple Mac OS X operating systems. Interested in game and graphical simulation application development for fun.  less

    asterisk voip-software a2billing sip openerp-development openerp-administration asp.net-mvc website-development xml-web-services wcf 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 4 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • VoIP & Web Developer

    Best Service, Best time, Best choice I am a VOIP developer with more than 3 years. I have worked on many opensource like Asterisk, Kamailio, Freeswitch ... I have create many system voicemail, call center, sms from small to huge. I … more

    Best Service, Best time, Best choice I am a VOIP developer with more than 3 years. I have worked on many opensource like Asterisk, Kamailio, Freeswitch ... I have create many system voicemail, call center, sms from small to huge. I have using many API to VOIP prject like Tropo, Plivo, Twilio, Vitelity ... I also a web developer with strog skills in PHP, Python, Java, .Net ... I have used many frame work like Wordpress, Magento, Django, Codeigniter...  less

    asterisk python c++ django-framework openvbx freepbx opensips twilio-api tropo c php tcp-ip wordpress voip-software voip-administration 00 more less
    • $15.00 HOURLY RATE
    • 4.9
    • 307 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 4 TESTS
    GROUPS:
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