Asterisk Consultants & Developers

Showing 368 freelancers

Asterisk Consultants & Developers

Showing 368 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, 59 Asterisk projects are completed every quarter on oDesk.

59

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 4.59.

4.59

Last updated: March 1, 2015

  • Linux Administrator/Programmer.VOIP Expert (Asterisk based systems)

    Over the last 7 years I've been focusing on Linux based systems(Debian,Ubuntu,CentOS,Fedora etc). Install,maintain and troubleshoot voip,web,database,file servers(asterisk,apache,exim,postfix, mysql,ftp ...). I've a strong knowledge of network … more

    Over the last 7 years I've been focusing on Linux based systems(Debian,Ubuntu,CentOS,Fedora etc). Install,maintain and troubleshoot voip,web,database,file servers(asterisk,apache,exim,postfix, mysql,ftp ...). I've a strong knowledge of network protocols. Knowledge of web technologies:html,css,javascript,ajax. programming/scripting skills: C#,php,perl,bash,awk,sed. I have a strong background in voip,mainly asterisk based systems - asterisk,asterisknow, trixbox, elastix,freepbx,a2billing. Configuration IVR,predictive dialers,conferencing,voicemail etc. Dialplan and AGI programming. Ip phone/voip adapter configuration/management/troubleshooting(Cisco,Polycom,Linksys etc). Good knowledge of SIP protocol.  less

    linux-system-administration asterisk php voip-administration unix-shell cisco-ios network-security unix-system-administration firewalls 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 187 HOURS
    • GEORGIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 16 TESTS
  • Network administrator, PHP-developer

    I work in different IT areas for 9 years. I have advanced skills in network administration, helpdesk consulting, web-developvent. As network administrator I've builded and supported: - small ISP network (routing,switching, VoIP, DNS, Web-servers, billing, etc) - large company network … more

    I work in different IT areas for 9 years. I have advanced skills in network administration, helpdesk consulting, web-developvent. As network administrator I've builded and supported: - small ISP network (routing,switching, VoIP, DNS, Web-servers, billing, etc) - large company network (routing,switching, DNS, AD, Web-servers, email, etc) As web-developer I've created and supported web-sites and services on: - Joomla - Drupal - Bitrix - Yii - Moodle.  less

    linux-system-administration cisco-routers cisco-ios postfix mysql vpn asterisk php html javascript 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Mykhaylo Dobrovolskyy

    10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD … more

    10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD based solutions like vyatta/pfsense etc) 2) Security - Cisco IPS/IDS, CheckPoint, Linux/FreeBSD based, Juniper etc 3) Linux administration - mail system, database (mysql/mysql cluster), server with high load average, load balancers for server farms (Cisco/F5 based and Linux based like keepalived or apache/nginx with reverse proxy) 4) VoIP - Cisco/OpenSource(Asterisk and different installations based on asterisks like freepbx/elastix etc) There is a very small piece of my knowledge, I'm always looking for opportunity to grow and I'm pretty sure that if you give me tasks - I'll find out best way howto get it done.  less

    unix-shell mysql php cisco-routers cisco-ios security firewalls openvpn junos cisco-voip linux-system-administration freebsd freepbx asterisk bacula vpn haproxy 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 4554 HOURS
    • NETHERLANDS
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Qualified Ruby-on-Rails Developer and System Administrator

    I work with Ruby-on-Rails framework for 3 years. I have deep knowledge of Ruby and full additional background. I have experience with a lot of most popular gems, like Devise, Kaminari, Paperclip and so on. Have experience in developing of … more

    I work with Ruby-on-Rails framework for 3 years. I have deep knowledge of Ruby and full additional background. I have experience with a lot of most popular gems, like Devise, Kaminari, Paperclip and so on. Have experience in developing of API for differrent frontend. Have good knowledge of pure Javascript, and some JS frameworks like Jquery. I work with such single-page application framework like AngularJS. Also I work as system and network administrator more than 8 years. The main specialty is a server administration, Unix and Windows servers. I have a lot of experience in LAMP servers, mostly Debian-based: highload configurations(nginx + Apache), well optimized(Zend + eAccelerator), mail servers with antispam and antivirus detection(Postfix + SpamAssasin + Clamav), and many more things. Have really strong knowledge about routerOS (OS using on Mikrotik devices). I am working with them in last 6 years, and I used to work with version 2. Now it's stable version is 6. Routing, QOS, Mangling of traffic, bonding, trunking, VPN, using MT with Radius servers and many more things. I also have experience with VOIP-technologies: Asterisk as server, Audiocodes voip gateways, sip trunks, more than 40 clients, call-center organisations.  less

    ruby-on-rails ruby linux-system-administration apache-administration lamp-administration windows-administration asterisk 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 189 HOURS
    • MOLDOVA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 7 TESTS
  • Programmer / Linux Administrator

    I have over 2 years of programming experience in web programming with HTML, CSS, JavaScript, Python, using various JavaScript (jQuery, jQueryUI, google maps, node.js) and Python (web.py, Scrapy, scrapyd) libraries and have good knowledge of databases (MsSql, mySql … more

    I have over 2 years of programming experience in web programming with HTML, CSS, JavaScript, Python, using various JavaScript (jQuery, jQueryUI, google maps, node.js) and Python (web.py, Scrapy, scrapyd) libraries and have good knowledge of databases (MsSql, mySql, mongodb) I also have experience with administration Linux (Ubuntu, Debian, CentOS), managing their services like Apache, SSH, FTP and installing and managing Asterisk voip and various CMS (Wordpress, Joomla, Drupal, etc..) and know how to use Windows server 2008 R2, their services like Active Directory, DHCP, DNS, DFS, RRAS, NAP, CS, Hyper-V.  less

    python scrapy-framework javascript bash-shell-scripting linux-system-administration redhat-administration asterisk html5 network-administration computer-networking 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 75 HOURS
    • CROATIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Skilled Linux system and network administrator and developer

    I have an extensive Linux knowledge and TCP/IP network administrator skills, including IP routing with OSPF and BGP experience, Web server setup and support, Apache load balancing, DNS (BIND) setup and configuration, Linux server security hardening, e-mail server setup … more

    I have an extensive Linux knowledge and TCP/IP network administrator skills, including IP routing with OSPF and BGP experience, Web server setup and support, Apache load balancing, DNS (BIND) setup and configuration, Linux server security hardening, e-mail server setup (Sendmail and exim), Perl programming, RADIUS knowledge, KVM virtualization, Astersik software PBX etc. I have serious understanding of PostgreSQL and MySQL database engines. Please take a look at my test results to find IT areas which I know best.  less

    tcp-ip computer-networking linux-system-administration asterisk smtp exim zabbix security perl ssh squid sendmail bash apache-administration bgp ospf wan dns postgresql python 00 more less
    • $19.90 HOURLY RATE
    • 5.0
    • 66 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 14 TESTS
  • Linux,VoIP and Windows Server Administrator

    I have over 5 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ … more

    I have over 5 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ 3. Mysql & MSSQL server 4. Windows based Servers, LAMP, Mail, DNS, Proxy Server 5. OpenVPN and L2TP/IPSec VPN 6. Webmin,Cpanel, WHM,Zpanel 7. Cisco,Mikrotik, DD-WRT,OpenWRT Special note: I am open for full-time job from 6:00 AM to 6:00 PM (PST)  less

    windows-administration freepbx elastix asterisk amazon-ec2 vpn cisco-routers amazon-web-services a2billing vicidial 00 more less
    • $8.00 HOURLY RATE
    • 5.0
    • 1677 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 10 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Senior VoIP/Linux/Network Engineer (dCAP, CCNA, ITIL certified)

    I am a Senior VoIP/Linux/Network Engineer (dCAP, CCNA, ITIL certified). I do have experience and offer my services in these areas: VoIP: Asterisk, FreePBX, Elastix, A2billing VoIP Security & Tuning VoIP Integration Network Administration: Cisco, HP System Administration: Linux … more

    I am a Senior VoIP/Linux/Network Engineer (dCAP, CCNA, ITIL certified). I do have experience and offer my services in these areas: VoIP: Asterisk, FreePBX, Elastix, A2billing VoIP Security & Tuning VoIP Integration Network Administration: Cisco, HP System Administration: Linux (expert), BSD*(proficient) Network Monitoring & Management: Zabbix, Cacti, NOC Mail services: Postfix, Exim, Dovecot, Cyrus, Spamassassin Virtualization: Qemu/KVM, OpenVZ, Proxmox High availability: VRRP, CARP, DRBD, GFS2, GlusterFS, cman, Pacemaker Common services: DNS, DHCP, File Sharing, NAT, iptables, ipfw Scripting: Bash, Python Web servers: Apache Database servers: MySQL, PostgreSQL Etc…  less

    asterisk network-administration voip-administration linux-system-administration mail-server-implementation cisco-routers cisco-asa cisco-ios computer-networking network-planning freepbx centos redhat-administration lan-administration lamp-administration trixbox squid voip-software 00 more less
    • $36.00 HOURLY RATE
    • 5.0
    • 267 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • 9+ years Server & Network Administrator

    Client's Satisfaction, Quick & efficient Solution Delivery guranteed. Profile: Experience of over 9 plus years in the field of Server/Network Administration with ISP, Corporate IT management. Serving as freelancer here over 1 year. - Platforms : Red Hat Linux, WINNT, VM … more

    Client's Satisfaction, Quick & efficient Solution Delivery guranteed. Profile: Experience of over 9 plus years in the field of Server/Network Administration with ISP, Corporate IT management. Serving as freelancer here over 1 year. - Platforms : Red Hat Linux, WINNT, VM Administration - Cloud : Amazon EC2-VPC, Loadbalancing, RDS, Route 53, S3, SNS, VPN,Firewall,Server administration, Rackspace - DBMS technologies : MySql - iis/apache/tomcat, Subversion,LAMP, - WHM / Cpanel build and administration in all sort of server platforms. - Website maintenance, migration, loadbalancing, DNS, SSL, Web Security - Email Server implementation, whitelisting, maintenance. - Jira, Confluence,Redmine administration, implementation & customization. - Mikrotik Router OS administration with ISP / WISP and total network implementation. - Asterisk / FreePBX / A2billing system building and administration - 24 X 7 availability for support & critical issues. - Contact: skype: nomanuahmed, Email: noman.u.ahmed@gmail.com  less

    linux-system-administration amazon-ec2 network-administration whm cpanel asterisk freepbx a2billing firewalls apache-administration apache-tomcat openvpn hardware-troubleshooting rackspace-cloudservers amazon-web-services 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 4459 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 10 TESTS
    ASSOCIATED WITH:
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