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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. Dipesh S.

    Dipesh S. Agency Contractor

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

    India - Last active: 1 day ago - Tests: 5 - Portfolio: 3

    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
    1,287 hours
    4.83
  2. Thiago M.

    Thiago M.

    Java/Perl/ Linux/Voip/Asterisk/Opensips

    Brazil - Last active: 09/22/2013 - Tests: 1 - Portfolio: 1

    Last 14 years I worked as Internet Provider admin, with linux and perl in Brazil. I worked for 2,5 years as Voip Engineer with asterisk, openser and opensips in Australia. Worked for 1,5 years in Japan with Flex, now, I'm back to my home in Brazil, with my family working with Flex and Java at my new company a00s.com. We make software ERP to manage money and accounting for business companies. At my free time I like to discovery things by programing, some times with stock markets, some times like now, looking for math formula for prime numbers. I'm looking for some freelance job to increase my incomming, Once I want to go again to japan in this 2013.

    $27.78 /hr
    418 hours
    4.99
  3. Akalanka De Silva

    Akalanka De Silva Agency Contractor

    Telecom Software engineer

    Sri Lanka - Last active: 12/07/2014 - Tests: 5

    I am a Telecommunication engineer with a 1st class Honours degree at University of Moratuwa Sri Lanka. I am currently employed as a Product Development engineer at Sri Lanka Telecom Mobitel (which is one of the largest telcos in the country and the national mobile service provider) in which I have experience over 2 yeara. During the last two years I have developed several Telco grade systems (IVRs, callcenter, SMS/USSD applications etc.) that are currently in operation. I am responsible for developing and maintaining the Asterisk, Kamailio based systems in the company. I am also experienced in SMPP based SMS, USSD applications.

    Associated with: WiCoM solutions

    $7.78 /hr
    0 hours
    4.88
  4. Anoop Ramakrishnan

    Anoop Ramakrishnan

    Windows2008,2012,Active Directory,VmwareESXI BackupExec,Appsure,

    India - Last active: 09/04/2014 - Tests: 1 - Portfolio: 2

    Specialized in Windows 2003/2008, Exchange 2010, and Linux (OpenVPN, ClearOS proxy -Integrated with Active Directory) VoIP (Asterisk-FreePBX) .Expert in VMwareESXI 5,Vcenter Server VMotion, Host HA , P2V conversion You can approach me with anything that you have in mind.We have the right set of knowledge and experience to materialize your need and desire. In short, I will help you getting an end-to-end infrastructure solution that meets your business needs and reduces your... cost.

    $15.56 /hr
    0 hours
    0.00
  5. Lindsay G.

    Lindsay G. Agency Contractor

    Programming Web Design Networking Accounting

    Dominica - Last active: 02/03/2008 - Tests: 1

    Over the last four years I have designed entire Internet Service Provision Platforms, accounting systems, Intelligence database applications, Human Resource and Staff appraisal systems as well as done Network management of Windows, Linux and Hybrid computer networks. I code in php, mysql, c++/unix, borland c++, Delphi, javascript, html, ASM, hdml. I specialize and am very interested in web application development for the office and online environments. I have some experience working with Tomcat, Ajax and DHTML.

    Associated with: Krystallion Incorporated

    $10.00 /hr
    0 hours
    0.00
  6. Shemeka W.

    $15.56 /hr
    2,557 hours
    3.87
  7. Hasnain Younus

    Hasnain Younus Agency Contractor

    Pakistan - Last active: 30 days ago - Tests: 3 - Portfolio: 1

    Over the last 4 years, I have worked MULTINATIONAL IT COMPANIES I managed followings: RedHat Linux OS Support to the Banks. Solaris 10 OS Support to the Banks and Mobile Network Companies. Hardware and Sun Oracle Server Support to Banks and Mobile Network Companies. Server Racks Replacement with Oracle Racks for Bank DATA CENTRE. More than 300 Server Parts Replaced of Sun Oracle Sparc and Intel Servers also HP Servers. FTP Server Configuration and Implementation. Postfix Mail Server Implementation. All Linux Flavours System Engineer. Bash Scripts Developer Php Softwares Developer Rsync and Manual Backup Expert. Asterisk Configuration Expert Opensips Configuration Expert Elastix, AsteriskNOW Configuration Expert Linux Services and Server Provider Web Hosting Services Provider Mail Servers Provider Domain and Email Services Provider Cacti NMS Expert on Linux Data Duplication Handing and converting duplicates to single entry for Huge Data (In Millions). Wireshark Tracer Installation and Configuration Expert.

    Associated with: Candide Technologies

    $3.89 /hr
    0 hours
    0.00