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.

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. 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
  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. 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
  4. 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
  5. 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: 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
    1,233 hours
    4.83
  6. Farhan Tahir

    Farhan Tahir Agency Contractor

    Sr.Linux/Unix Admin /Ethical Hacker/Amazon EC2 / LAMP/Network Security

    Pakistan - Last active: 1 month ago - Tests: 8 - Portfolio: 1

    6+ years of extensive experience in system/network administration of Linux/Unix/Windows based server, specializing in LAMP, Cloud infrastructure design/implementation for Amazon, Rackspace, Cloufoundry, Server monitoring, Storage management, Virtualisation using Vmware and Xen, VoIP, Security of servers, Penetration testing Forensics analysis, Ethical hacking, High availability solutions, Failover Clusters, Databse administration including MySQL, MongoDB, DB2, Oracle, VPN server, Squid, DNS, VPN, Postfix, NginX, Apache, MySQL, mongoDB.

    Associated with: nocgurus Agency

    $22.22 /hr
    411 hours
    4.58
  7. Ahmad Hamad

    Ahmad Hamad Agency Contractor

    System Administrator/Scripts Write/Cloud Expert/Security Consultant

    Palestinian Territories - Last active: 9 days ago - Tests: 6 - Portfolio: 2

    Hi there, I am a 32 years certified System Administrator/Programmer/Developer/Project Manager you wish getting help from : I am an LPI(101 & 102),RHCE certified, Automation king and Mobile/Desktop/Web Developer!! I have rich experiences in a wide range of software and systems over the last 15 years, the most notable skills are : 1-Linux System Administartion : I have installed, configured, repaired, and managed so many Linux systems (more than I can remember) since 2006. I started with Fedora, then centos and ubuntu. 2- Scripting (My Favorite!) : I do enjoy very much with scripting especially for automation purposes, and I am very experinced with it, on both linux (bash) and windows (autoit - batch). I can automate all the tasks even those that don't talk to the command line in windows. I made for example in past, a fully unattended Windows installation CDs that is fully customized to include all the software my customers need without asking single question ! and on Linux I use Bash scripting Language to handle almost every aspect of linux and I did wrote so many scripts for various tasks. 3- Hosting Services : I have installed and managed previously many control panels for hosting and administration, that includes Cpanel, Plesk, ISPconfig, Webmin, Usermin, AWS, DigitalOcean, rackspace, cloud providers and more ! and in addition to that I can run the hosting services directly myself with no need for a control panel. I managed standalone software like : Apache, MySQL Server, ws-ftpd, proftpd, lighttpd with fast cgi, thttpd, dovecot, postfix and other servers ! I can also build/manage any hosting services, including shared hosting, VPS and dedicated servers. 4- VPN Services: I have installed and configured many servers that provided VPN services, including PPTP and OpenVPN services. I have even created a custom control panel for the customers and link it with automation scripts I wrote to better help the client managing his customers. (see the following picture): http://img687.imageshack.us/i/screenshotrsl.png/ And besides I am the solo developer of vpnplatform (vpnplatform.org/team) ;) and my clients consider me the best VPN guy on odesk. 5- Figting Malware: I can get your windows box clean even from the hidden malware and spyware trojans. I can secure your box and keep it safe and protected. I have fought malware since 2001 achieving great results like : cleaning big networks from viruses and worms and keeping it up and running in hostile environments for months with almost no downtime ! Also, I've built an app I called (Automated Malware Wizard), that would backup clinets hard drives and then GUARANTEE the cleaning of them, then update their software to close any possible vulnarables. I can customize it to you to fit your needs (If you intend to run a malware-cleaning and maintainance firm/utility). 6-Networking : I've been an ISP CEO before, and delivered internet services for more than 200 local subscriber when I worked at Hamad ISP. 7- VOIP: I am familiar with Asterisk and Asterisk GUI Installations, from scratch to fully working installation ! 8-Virtualizaion : I am very good with VMware and VirtualBox, I used them for years as a combination with hosting services. 9-Managing Mailing lists : I can manage your Email lists and make it away from SPAM lists by playing fair and square, I managed lists before, some of them got thousands of subscribers, I can clean the list also of all invalid/outdated subscribes by catching all email bounces using (my experience was with phplist script). 10- Web Development using PHP/MySQL : I can develop web pages using a mixture of several technologies including html/css/php/mysql/javascript, and I've been using this skill more and more recently. 11- I have Oracle Databases, android and Java programming experience. And Finally, I can perfectly read, write and talk English Language and you can contact me over email, sms or mobile ! I perfectly speak English Language. I am ready to move to your job location if needed. I respect my work and give it every effort I can while keeping job's secrets secured and not to be shared with any 3rd party. You may see my odesk profile at: https://www.odesk.com/users/~~9b6150fc1d75d477 Note: I can adjust my availability time to suite your needs. Best wishes Ahmad

    Associated with: Palmtree Geeks, Hamad IT Agency, Holol Agency

    $20.00 /hr
    1,121 hours
    4.98
  8. Dmitry P.

    Dmitry P. Agency Contractor

    Senior Ruby on Rails Developer

    Russia - Last active: 1 day ago - Tests: 2 - Portfolio: 6

    Hello, I'm web developer with more than 14 years of experience. Last 7 years I've been using Ruby (Ruby On Rails) and have developed wide range of web applications using Ruby on Rails. Have strong understanding of backen-end/front-end development. Experience in following technologies: ruby, javascript, coffeescript, jquery, mysql, postgresql, full-text search engines, deploying application, linux systems administration, high-load configuration. I'm seeking for front-end and back-end development and prefer complex advanced web applications.

    Groups: Engine Yard Ruby on Rails Professionals Network

    Associated with: Parity IT

    $35.00 /hr
    5,947 hours
    4.66