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, 52 Asterisk projects are completed every quarter on Upwork.

52

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.

4.59
Last updated: May 1, 2015
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  1. Sebastian Heaver

    Sebastian Heaver

    Senior Developer - iOS | Android | Qt | Unity | FFMpeg

    Sweden - Last active: 20 hours ago - Tests: 7

    Hi I have been developing software applications for 6 years. I have developed many software applications during those years, especially multimedia communication applications. Since 2010, I am working with mobile application development. I am very profession at - Android / iOS application development - Unity3D / Cocos2d game development - C, C++, C#, Java, Objective-C, Swift development - Xamarin / Titanium development - Qt development My main skills -streaming development(vlc, ffmpeg, wowza, live555, crtmpserver, red5) -voip development(asterisk, kazoo, linphone, csipsimple, dubangou) -video/audio codec development(vp9, vp8, h264, opus, speex,aac, ...) -social application development(xmpp, restful api, parse, fabric, cocoapods) -unity / cocos2d game development I can help clients to implement their ideas successfully. Thanks

    $49.99 /hr
    3 hours
    5.00
  2. Hristo Iliev

    Hristo Iliev Agency Contractor

    Linux system administrator

    Bulgaria - Last active: 01/21/2013 - Tests: 3 - Portfolio: 2

    - Linux (Gentoo, ArchLinux, Debian, etc) - Opensource based infrastructures. Troubleshooting and recovery - Scripting ( Bash, Perl ) - Services (Nginx, PHP-FPM, MySQL, memcached, mongodb ...) - Monitoring (Cacti, Nagios). Writing plugins - Strong networking skills - Version control (subversion. mercurial) - Asterisk (VoIP solutions). GSM gateways - Programming at basic level (C, C++, JAVA, PHP)

    Associated with: Samsourcing

    $22.22 /hr
    1 hours
    5.00
  3. Nitish M.

    Nitish M. Agency Contractor

    Chief Executive Officer

    India - Last active: 06/14/2014 - Tests: 3 - Portfolio: 1

    It has been a great learning experience for me since the start of my career in year 2001. I started my career as a Web Developer working on Perl programming language with MySQL as a backend. Over the years, I not only got exposure to other Software & Web programming language & techniques, but also got a vast exposure to System Engineering, Network Engineering, It & Telecom domains. Today, I feel proud to say that I am just not a Developer, but an Architect, a Designer, a Implementor, an Enforcer, an Entrepreneur, a complete Engineer with so many years of experience who Loves to work on any technology related IT, Software, Web, Mobile, Systems, Network, Telecom, ICT, ITeS, ITSP, Data Center, and ISP domains.

    Associated with: Conjoinix Total Solutions

    $18.00 /hr
    0 hours
    5.00
  4. Ihor Sachko

    Ihor Sachko

    Ihor Sachko

    Ukraine - Last active: 05/19/2014 - Tests: 3 - Portfolio: 3

    Well-developed IT skills combined with a flexible attitude to work. 16 years in IT industry, rich expirience in different areas (Window, Unix\Linux, VoIP, Android, Virtualiztion, Networking). Micorsoft SCCM 2007/2012 certified specialist (Transcript ID: 1011255, Access Code: 19771003, URL: https://mcp.microsoft.com/Anonymous//Transcript/Validate)

    $16.67 /hr
    10 hours
    4.98
  5. Abhilash M.

    Abhilash M.

    6+Years Experience- Windows/Oracle/HP/Cloud Certified Infra Architect

    New Zealand - Last active: 3 months ago - Tests: 17 - Portfolio: 3

    6+ Years experience in : * BMC Tools Design/Installation/Configuration. * HP Tools : Certified Accredited Integration Specialist * Windows Administration * Oracle certified Solaris Administrator * ITIL V3 certified Process designer. * Web Programmer * PHP/MySQL expert.

    $27.78 /hr
    787 hours
    4.99
  6. Zubair Akhtar

    Zubair Akhtar Agency Contractor

    C++, C#.net, C, Asterisk, Salesforce, Python

    Pakistan - Last active: 11/13/2014 - Tests: 5

    • Offer strong industry experience in real-time integrated systems and network programming • Proficient in multithreaded applications programming and Object Oriented programming • Strong problem solving and analysis skills to maintain and support mission critical assignments • Effective debugging, code refactoring and reverse engineering skills to support and develop ICT based applications of enterprise level • Familiar with various software development methodologies and life cycles

    Associated with: OOGLOO - Web and Beyond!

    $15.00 /hr
    36 hours
    5.00
  7. Harshal Choksi

    Harshal Choksi Agency Contractor

    Harshal Choksi

    India - Last active: 1 day ago - Tests: 3 - Portfolio: 4

    I am Harshal Choksi having a good exposure in IT industries with 11 years of experience. During my career, I have developed many application in Asterisk, VoIP, Telephony, PHP development, WebRTC etc. I am also having very good capability of execution of project using Scrum Agile methodologies as well to execute the project in better way with excellent quality and on time delivery. I am also PRINCE2 Certified. I have a record of solving business problems with high quality business and technology solutions. I can Work under pressure, Interested in learn new ways and tools of job, responsible, I made all the project with a proper plan, always oriented to success, persistent, organized, respectful, capable to work and solve problems alone or with a team, friendly and proactive. My priority is to deliver high quality software, offer world class support and meet all deadlines. My area of interest is aslo to develop a various kind of application which utilize my skills. I am seeking freelance work from creative and free-thinking clients/companies with innovative ideas and approaches that contribute to my professional growth. I have developed various applications with Communication model such as WebRTC as well as Asterisk/VoIP applications based architecture along with PHP as a open source. Bring in any challenges and i'm ready with a solution.

    Groups: Twilio

    Associated with: Samcom Technologies

    $33.33 /hr
    2,570 hours
    4.65
  8. Dipesh S.

    Dipesh S. Agency Contractor

    Expert In Python/Django, Linux, PHP,ERP / CRM Implementation, EDI

    India - Last active: 20 hours ago - Tests: 5 - Portfolio: 1

    Over the last 6 years, I have developed wide range of open source software’s and customization for start up companies and small businesses. I provide the complete (predefined and custom defined) open source solution for each and every type of business with customization according to their work/business. I Will work with my team. Let me describe my skills. OpenERP :- 1.My expertise are in the field of Open source ERP such as OpenERP, OpenBRAVO, Open EduCat ERP, FrontAccounting, ERPNext, Tryton and Other Well Known product in market with having 2-3 of work experience in the reptated organization . Work in such organization helped to understand the Business Process of various industries like Manufacturing ,Retail etc. 2.Implemented more than 20-30s OpenERPs at client server along with the INTEGRATION ,CUSTOMIZATION, MIGRATION, DEVELOPMENT and PROFESSIONAL TRAINING. 3.I have implemented the efforts with different flavors, proven track record of delivering creative and cost-effective solutions with High Availability and Linux maintenance/troubleshooting in Linux (CentOS, Redhat, Ubuntu, Debian, Fedora, Suse. etc),Solaris, Veitas, SAN in ECM and Hitachi, Volume Manager, like Veritas, and SVM, Windows Server, VOIP Solution and Database Management. EXPERIENCE :- Have 5 year of experience in OpenERP. LINUX :- Linux: LAMP system administration, HTTP/HTTPS, DNS,FTP, NFS, SMB, SMTP, SSH, NTP,iSCSI, , natd, ipfw, pf, iproute2, RIP, OSPF, BGP, Asterisk, FreePBX, SIP, H323, ffmpeg, Vlc Quagga, Adobe Media Player, Red5, FFMPEG, SSL, ACL. Database management like MySQL, MySQLCluster, PostgreSQL, Oracle 10g databases, Oracle Application Server. Web Server like Apache, Nignix, Tomcat, Squid, Proxy, VPN, DNS, Zimbra, Cluster, Monitoring tools and Alerting system such as Nagios, Cacti, MRTG, Zimbra, xdmcp, vnc, rdp. Virtual Environment like vmware, OpenVZ, KVM, XEN, QEMU. EXPERIENCE :- Have 5+ year of experience in LINUX. My core competency lies in complete end-end :- 1. Open Source Installation, Development, Customization and Support 2. SAN in ECM and Hitachi, and Volume Manager, like Veritas, and SVM 3. Tools/Packages/Software development in Java, Ruby on rails, Perl, python 4. Asterisk & Freepbx, A2Billing, Calling Card Solution and ivr solution. 5. Linux Server Security, Vulnerability Scanning and Penetration Testing. 6. Administrate VPS and dedicated Server. 7. Administrate LAMP (Linux, Apache, Mysql, PHP) Server. 8. Apache: Audit, performance and load balancing. 9. Automated MySQL database backup. 10. PHPMyAdmin MySQL database manager. 11. Setting up MySQL replication (Master-Slave,Master-Master,...). 12. Install and configure Mysql Cluster for Ubuntu,Redhat,Centos. 13. Mail Services like Postfix,dovecot, Sendmail etc. Also worked on Panelslike Plesk, webmin, Cpanel Directadmin etc. 14. Install and configure virtualmin (Migrate website,migrate databases,...). 15. Install and configure wordpress,drupal,theme,... (windows,linux,...). 16. Application Development in php, cms, Joomla, wordpress. 17. Web Performance, Security & penetration Testing. 18. Expert in Stock Mining and data mining and familiar with the following Concepts/algorithms Noise/Outier Removal,Signal processing, Data stream processing, Classification, Clustering Prediction. WEB SCRAPING :- 1. I have high skills in Web Scraping and have a lot of good libraries in PYTHON. BeautifulSoup module is good for parsing HTML/XML files and its possible to extract everything from the web pages. Also urlib2 is good module for fetching the web pages. Our libraries is able to bypass the security issues such as intrusion detection systems (by changing the outgoing IPs, handling sessions, user/pass logins) and also use multiple web/socks4/socks5 proxies. 2. MOST IMPORTANT FEATURE of my skills is that i can give you unlimited number of proxies.i can develop a program that is able to change its outgoing IP address without using web proxies PYTHON / PHP :- 1.10 + year of experience in PYTHON,PHP, HTML, JavaScript ,MySQL. 2.Familiar with all kind of algorithms in Pattern Recognition and Machine Learning fields. 3.Expert in Artificial Intelligence ,Stock Mining and data mining and familiar with the following Concepts/algorithms Noise/Outier Removal,Signal processing, Data stream processing, Classification, Clustering Prediction. 4.Have good experience in FLASK and DJANGO. Thanks & Regards, Dipesh Sahni

    Groups: Crossrider, PHPFox

    Associated with: Genpex IT Solutions, Dipesh Sahni Agency

    $27.78 /hr
    1,231 hours
    4.83