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. Sarmed Rahman

    Sarmed Rahman Agency Contractor

    Server and Network Administration Specialist

    Australia - Last active: 1 day ago - Tests: 5 - Portfolio: 34

    Cisco and Red Hat certified IT professional with four years of experience in system and network administration. Seasoned in planning, implementing and monitoring networks and services that meet challenging SLAs with maximum uptime and optimized routing.

    Associated with: Uber Team

    $30.00 /hr
    22 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. Yawar Hadi

    Yawar Hadi

    Voip, asterisk, perl scripting, freeradius, linux, mysql developer

    Sweden - Last active: 07/07/2012 - Tests: 3 - Portfolio: 3

    From last two years i am working on asterisk, free radius and mysql.I developed a full voip application which consist of * Calling Card Application * Soft phone to PSTN calls * DID to Soft Phone * DID to Forwarded no. * SIP to SIP calls * Call routing besides these i add the asterisk realtime functionality using mysql database and for billing i use the free radius server. So my core competencies are asterisk, perl, python, free radius, mysql DB and working on linux plat form.

    $8.89 /hr
    75 hours
    5.00
  4. Václav S.

    Václav S.

    Git Expert

    Czech Republic - Last active: 03/13/2014 - Tests: 2

    I have strong skill with Git administration on server side - installing and configuring Gitolite, Redmine + plugin and writing special hooks. I have also teached developers how to use Git properly, showing them right workflow, choosing Git clients/tools, creating aliases and solving daily problems. I have worked with about 300+ Git repos for one project. I read Git mailing list everyday so I can work with latest Git features.

    $25.00 /hr
    4 hours
    5.00
  5. Nathaniel Bautro

    Nathaniel Bautro

    Technical Person and eperienced IT person

    Philippines - Last active: 4 months ago - Tests: 11

    With years of experience in an Helpdesk environment, I was able to develop my skills when it comes to troubleshooting Computers. I have also developed my skills in Customer Service along with the area of training and business development. These past 5 years, I have managed my own Buy n' Sell business, and also worked as a freelance IT Consultant. That's the reason why after five years of being a member in odesk, I only have 1 completed job. As an IT Consultant, I have implemented and deployed 5 Asterisk Based servers, Sugar CRM software, and NMIS. In addition to project management, I have created the training course for IT personnel based on the deployed system and have created all training materials, including system documentation and network diagram. I am seeking employment from clients that I will be able to provide technical support and even training for their employees as these are the areas that my abilities excel.

    $5.56 /hr
    0 hours
    5.00
  6. Dirk M.

    15+ Years PC/Network/Telecom Administration/Design/Support

    United States - Last active: 01/07/2011 - Tests: 4

    Over my 15+ year career, I have a very broad range of IT and Telco experience. American Citizen, English as only language. I have wide experience in TCP/IP nework design, planning, implementation and support. Experience specifically with Routing (RIP, OSPF, EIGRP, etc.), Switching (VLAN), and Security (Firewall and VPN) on the network side. VoIP experience with setting up full PBX functionality with Trixbox (Asterisk on CentOS with FreePBX), or Asterisk stand-alone with anywhere from 5 to 500 end users including remote users, and installing and helping to implement Avaya IPOffice (small office VoIP solution) and 8500/8700 (Enterprise level VoIP) for 10 to 2500 users. I have consistently increased my knowledge over the years to include everything from simple web page design and updates, to desktop and server build and repair, and mostly including network connectivity from the desktop all the way to Internet and VPN connectivity. I try to continually keep up with new technology and am very open to testing and learning anything new. Looking for a remote (outsource) employment (permanent/contract) in following positions: - LAN/MAN/WAN network administrator - IT consultant - VoIP consultant - Server Management (Linux minimal, Windows substantial) - project manager assistant (in IT/Networking area) - pre-sale engineer (pre-sale engineer assistant)

    $15.56 /hr
    2 hours
    5.00
  7. Adeel Ahmad

    Adeel Ahmad Agency Contractor

    Network and System Engineer

    Pakistan - Last active: 09/17/2013 - Tests: 3 - Portfolio: 5

    Over the last 2 years, i have gained experience in managing server and Network infrastructure across multiple platform.Effectively plan, install, configure and optimize the IT infrastructure to consistently achieve high availability and performance.Proven ability to create and deliver solutions tied to business growth, organizational development and systems/network optimization. Skilled problem identifier and troubleshooter comfortable managing systems, projects and teams in a range of IT environments. Below are my skills set. Expertise: *AD, DNS, DHCP, VPN, ISA Firewall, IIS Manager, Perfmon, Visual Source safe Administration, SQL Server 2008 Administration,mysql Administration, Windows Server 2003, 2008, 2012, Windows xp, 7, 8 *Vmware Esx 5.1, Vmware v Center Server, Vsphere Client, vmware Work station, Vmware standalone Converter, Trixbox, RHEL 5 & 6, Centos, FTP Server, Samba Server, Squid *Dell Server 2850 and 2950 Raid Configuration, *Cisco 2950, Cisco 3500, Linksys Rv082, Dell Tape Drive, Linksys NAS200 *Acronis Backup and Recovery, Norton Backup Exec, Norton Ghost * Eset Firewall and Antivirus with Central Administration * Jira Administration, Basecamp, Redmine Administration * Web Development in html and workpress

    Associated with: COMSIAN

    $10.00 /hr
    7 hours
    4.56
  8. Ghulam Shabbir

    Ghulam Shabbir Agency Contractor

    .NET,PHP/MYSQL Web Developer,Graphic Desinger,QTP Certified Tester,Dat

    Pakistan - Last active: 09/21/2014 - Tests: 6

    From last 7 years I am working in software industry, By using technologies .NET, PHP and QTP (Software test tool), I have build a lot of desktop and web applications. I am seeking good jobs related to Web site development, Desktop applications, Quality Assurance work and Data entry related projects.

    Associated with: Creative Minds

    $10.00 /hr
    0 hours
    5.00
  9. Neeraj Chand

    Neeraj Chand

    Asterisk/ VOIP/Video Conferencing Solutions Consultant

    Fiji - Last active: 14 days ago - Tests: 3 - Portfolio: 1

    Solutions architect and project manager with a strong focus on VOIP and voice driven applications including IVRs,pabx systems, and call center integration leveraging open source and closed source technologies to implement customised solutions. Flair for systems analysis and design with advanced communication and people skills. Specialties: Linux / Unix - Advanced Asterisk - Advanced VOIP - sip/iax -advanced Windows XP / Server - advanced Windows 7 - Intermediate Cisco routing/switches - advanced MSSQL - Intermediate MySQL - advanced Predictive Dialer systems - Advanced Excel - advanced c # - advanced Procurement / professional communication - advanced perl - intermediate Genesys Call Center Systems - Advanced Avaya - intermediate Current Roles / Achievements Responsible for all Voice / VOIP infrastructure across the OCIS group. Enhanced call handling efficiency by approximately 40% - via software upgrades and enhanced configuration. Developed enhancements to integrate with line of business systems and provide visibility on call patterns through visual tools. Added web based video conferencing, screen share and web chat to the portfolio of services available to all OCIS business users. Integrating Polycom auto provisioning systems with voice solution to make service delivery more robust and efficient. Currently developing intelligent routing systems for VOIP using EIGRP on cisco core devices. Integrating DUNDi, database functions, static variables from MySQL clusters with a self healing voip routing solution as the end goal

    $50.00 /hr
    0 hours
    0.00