Asterisk Consultants & Developers

Showing 42 freelancers

Asterisk Consultants & Developers

Showing 42 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

  • Asterisk VOIP Programmer

    To build solid, innovative VOIP applications.

    asterisk 00 more less
    • $33.33 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 8 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • 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/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
  • Java,Android , J2EE , JSF , Asterisk, c#

    More than 4 years of experience in Java development. Frequently used tools and technologies are Eclipse , MyEclipse , JSF (icefaces, rich faces and prime faces) , Ibatis, JavaScript, Jquery , Hibernate , Postgresql (For database), MySql and many others. For OS flavors i mostly … more

    More than 4 years of experience in Java development. Frequently used tools and technologies are Eclipse , MyEclipse , JSF (icefaces, rich faces and prime faces) , Ibatis, JavaScript, Jquery , Hibernate , Postgresql (For database), MySql and many others. For OS flavors i mostly work with Linux (Ubutnu, CentOS) all Microsoft Windows platforms. I am also engaged with Asterisk for different IVR and VOIP projects along java and web integrations. I have good experience with SVNs like Bazaar and tortise. Good knowledge of large code base management. Apart from management and development of Software Projects i also teach programming at University and to some online students.  less

    android-app-development jsp asterisk j2ee linux-system-administration ubuntu centos jsf joomla adobe-photoshop photo-editing 00 more less
    • $22.22 HOURLY RATE
    • 4.7
    • 102 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 3 TESTS
  • Linux / FreeBSD System Administrator

    Abbas Jafri CISSO, RHCT, ISMS Master Implementer Over +16 years extensive experience of Linux systems administration, application designing, IT Infrastructure, IT helpdesk, System Management and Information Security, also having experience of installing, configuring, maintaining and troubleshooting of Linux, Solaris, AIX … more

    Abbas Jafri CISSO, RHCT, ISMS Master Implementer Over +16 years extensive experience of Linux systems administration, application designing, IT Infrastructure, IT helpdesk, System Management and Information Security, also having experience of installing, configuring, maintaining and troubleshooting of Linux, Solaris, AIX and windows base servers, security software, IPS, Firewalls, routers, switches and systems monitoring tools. Possess the enthusiasm for work, strong desire to succeed and commitment to continuous skill development that help build confidence and high level motivation to achieve desired results. Very ambitious to help others and work in the IT field. Note : Having experience of successful deployment of Call Center and vTiger CRM in Elastix and FreePBX in UAE, Bangkok, India and Pakistan with customization and Integration of IVR with MySQL database to read loyalty points or credit card information. Also having experience of connect multiple asterisk servers through sip trunks. Experienced with a broad range of servers, applications, utilities & tools and protocols, including the following: Storage: EMC SAN CX-300 and CX-400 IPS: IBM GX4004C-V2-1-P DB Monitoring: IBM InfoSphere Guardium, Aqua Data Servers: SUNFire T2000, V240, Dell Power Edge 860, R-200, R-2950, HP Proliant DL380 G6 Databases: Sybase 12.5, Oracle 8i, 9i & 10g, MySQL 5.5 Operating Systems: Red Hat Linux, Centos, Suse, Solaris, Windows Server 2003 Infrastructure: TCP/IP, UDP, ICMP, Network troubleshooting Server configuration, Physical network maintenance and upgrades, DHCP, SNMP,IPv6,Linux Cluster with HA, Windows Cluster, Load Balancing, Alchemy, Nagios, MRTG, PRTG, System Security, Physical Security(CCTV, Access Control), ERwin, EZ SQL Security: Advanced knowledge of Linux security, Secure Internet services, LAN/WAN Security VPN, Firewalls (Juniper Net screen, IPFilter) ,KAME, IPSEC, Encryption (3DES, SSL) SSH (SSH v1, v2 and OpenSSH) , Kerberos5, Host-based security, OS Hardening network services, SmartFilter (Web Gateway Security),Information Security Policy Design and Implementation, Network/Host Security Auditing Software: Apache HTTP/HTTPS servers (versions 1.3.x/2.0), IIS, AD, WampServer, DNS (BIND 4/8/9) , Vi, ViM, ftp, NFS , NIS, NTP, ntpdate, POP, IMAP, IMAPS,PPP (FreeBSD Kernel PPP), SMTP (Sogo-1.3, QMail, Sendmail, procmail, Fetchmail) , Samba, LDAP, Asterisk, Webmin, X Window System (Configuring servers, Desktops, Application Servers)  less

    linux-system-administration solaris-administration oracle-forms oracle-database php mysql asterisk elastix oracle-e-business-suite oracle-database-administration voip-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED ARAB EMIRATES
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 8 TESTS
  • Senior system administrator and PHP - C - Perl developer

    Very skilled Unix system administrator, with lot of experience in Linux ( Centos, Redhat, Fedora, Ubuntu, Debian, Gentoo, Slackware ), Solaris, xBSD ( FreeBSD, OpenBSD), vpn ( openswan - ipsec, openvpn, l2tp, pptp ), clustering ( LInux Virtual Server, Linux HA, vrrp, Solaris Cluster ), cloud computing, load … more

    Very skilled Unix system administrator, with lot of experience in Linux ( Centos, Redhat, Fedora, Ubuntu, Debian, Gentoo, Slackware ), Solaris, xBSD ( FreeBSD, OpenBSD), vpn ( openswan - ipsec, openvpn, l2tp, pptp ), clustering ( LInux Virtual Server, Linux HA, vrrp, Solaris Cluster ), cloud computing, load balancing ( f5, haproxy ), VoIP ( asterisk ), databases ( MySQL, PostgreSQL), LDAP, web services ( Apache, Nginx, varnish ), security ( penetration testing, firewall policy design ), control panels ( CPanel, Plesk, Virtualmin, Ensim ), Virtualization ( VMWare Virtual infrastructure - VSphere, amazon EC2 ). As for Developing I am very experienced in C, PHP, Perl, javascript, ajax and many more to list.  less

    linux-system-administration mysql php asterisk audio-mixing audio-editing html css perl varnish-cache firewalls security network-security ipsec openvpn iptables penetration-testing postfix load-balancing pci-compliance cpanel zimbra-administration voip-administration 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 774 HOURS
    • GREECE
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
  • Programmer / Developer

    Over the last 10 years, I have developed more software and website of websites using VB, VB.Net, C#.Net, ASP.NET and Coldfusion. Besides that, SQL, MySQL and Access is my skill.Can be list some project i has … more

    Over the last 10 years, I have developed more software and website of websites using VB, VB.Net, C#.Net, ASP.NET and Coldfusion. Besides that, SQL, MySQL and Access is my skill.Can be list some project i has finish:- Manager school software- Autobackup database (auto backup and download over FTP)- SMS service system (using SMS gateway, integrated with more service: auto reply over Y!M, look up lottery, school report, ...)- More website with coldfusion (using cfwebstore) with kaimagic team:- More website with ASP.NET at vietnam- MLM system manager softwareThe last project is AutoNews software. It can be auto get last news on some magazine, download and split to get each content (title, author, content, summary, thumb image, ....) and auto upload to another server (insert to another database and upload all related image to server over FTP account). This project has finished by myself. Also, i has done streaming project with WPF (streaming voice and webcam; Client - Server protocol).  less

    .net-framework coldfusion php zend-framework joomla asterisk tcp-ip multithreaded-programming video-streaming asynchronous-io web-scraping html css javascript ajax c# microsoft-visual-basic mysql conflict-resolution microsoft-access session-description-protocol voip-software microsoft-sql-server-development 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 11 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 27 PORTFOLIO ITEMS
    • 1 TEST
    ASSOCIATED WITH:
  • Linux Admin / Networking / VoIP / Scripting / Web development

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over … more

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over IP) - git (revision control) - syslog (advanced logging) - nagios, icinga, munin, monit (monitoring) - backuppc (backup) Non-comprehensive list of network management skills: - solid understanding of TCP/IP & Ethernet - monitoring tools - VLAN management - manageable switches in general - IGMP & IGMP snooping - OSPF & BGP routing protocols - GePON OLT & ONU equipment About me: Solid understanding of communication and web technologies is my primary area of interest and expertise. Over the last 7 years I've been a tech support for an ISP, a systems & network administrator and a web developer. As a network administrator for 2 years, I discovered what it means to maintain a large-scale MAN (Metropolitan Area Network), including internet access, setting up and managing IPTV streaming through IGMP and IGMP snooping techniques. I've setup BGP so the provider can have a backup route for his services. I'm falimiar with the nature of the technical issues that can occur and the different ways of handling and preventing them. I'm experienced in ethernet & GePON networking equipment. I've managed network equipment from most major vendors, Cisco, HP, DLink, Dell and Fundry, just to name a few. I've been working with Debian GNU/Linux professionally for 2 years as a systems administrator for a Bulgarian tourist resort and 2 years maintenance the services infrastructure (web, mail, vpn, samba, domain management, monitoring, ticket resolution systems, asterisk voip). I worked at a web development company for a year, doing back-end web development with different and frameworks, such as django, rails, express.js, along with infrastructure administration tasks and support. Languages: html5, bash, python, ruby, javascript Databases: mysql, postgres, mongodb Hobbies & interessts: - x86 assembler - system security forensics - electronics  less

    linux-system-administration ubuntu bash asterisk iptables network-planning network-security network-administration html5 javascript ruby ruby-on-rails tcp-ip git github nagios devops munin redmine ssl vpn openvpn postfix mail-server-implementation openvz haproxy amazon-ec2 virtualization freepbx 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 59 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Delphi,Web.NET, PHP, RoR, C/C++, Android, IOS, VoIp, OpenCV

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl … more

    - I am programmer with over 15 years experience work in area IT software, Web development and Security network (All platform OS Window/Linux/MacOSX) - I am strong coding with languages programming (C/C++, Objective C, Java, Delphi/Pascal, Php/Perl/Python/Ruby, Javascript/Applescript/Shell script, C#/VB.NET. - Delphi Programming: (Component, RemoteObject, Fastreport, Report Builder, Raise report, dbExpress, dataSnap, network, Firemonkey, crossplatform IOS, MacOSX, Window) - GIT/SVN in tracking and manage source code - Developing and using well with frameworks, opensource from .net, WinSDK, Linux SDK, IOS SDK, Social API(facebook, google, dropbox..etc), OpenCV, Forge, Image Processing, DSP, OCR, gstream, phonegap, - Web developement: Php, ruby, python, perl, NodeJS. Framework: joomla, wordpress, yii, Zend, drupal, SugarCRM, vTigerCRM,,,..etc. - Mobile/Smart device and Embedded development: Android, Linux Embedded, IOS, Window Mobile Embedded, Window Phone - IDE and tools programming(Visual Studio, Delphi IDE - all version, eclipse, Qt Creator, Netbean - Database programming: MS SQL(2000,2008, 2012), MySQL, MongoDB, NoSQL, BigData, postgreSQL, Firebird, Oracle - VoIP development: Asterisk, Softphone, WebRTC, Freeswitch, OpenSips, Elastix, FreePBX, A2Billing, XMPP, OpenFire, Call Center I joined to developing and completed many large project. i will show to you all previous my works.  less

    c++ pascal java c# .net-framework delphi android-app-development sip php javascript ajax html xhtml xml wordpress joomla drupal prestashop asterisk iphone-app-development computer-networking opengl opengl-es website-development linq linq-to-sql windows-administration database-management data-analysis mysql sql postgresql firewalls oracle-database crystal-reports jquery mootools google-app-engine amazon-ec2 facebook-api amazon-web-services windows-phone-7-development ios-development windows-app-development linux-system-administration windows-phone opencv opensips freeswitch windows-azure mac-os-app-development objective-c 00 more less
    • $15.56 HOURLY RATE
    • 4.9
    • 3958 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 17 TESTS
    GROUPS:
    ASSOCIATED WITH:
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