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. Azam K.

    Azam K.

    Experienced in Linux & Systems Administration and Elastix Call Center

    Bangladesh - Last active: 2 months ago - Tests: 3 - Portfolio: 1

    I have been working in a 'System and Networking' group to support servers in a mixed operating system environment for more than six years. My strengths are in installation, commission, operation and maintenance of Linux based servers and system administration. I deployed wide range of Linux servers, implemented hardening features, high availability for small to medium enterprises. I want to work in those expert areas so that I may utilize my core skills with utmost sincerity and honesty. I successfully implemented a scalable multi-branch phone/online based customer support service solution using off-the-shelf hardware and ASTERISK, Linux based the most popular open source IP-PBX sever, surprisingly at a very low cost. As part of this project, I also developed a web-based customer complaint management system integrated with ASTERISK that facilitates management to make intelligent business decision. This is a ticketing system for customer support having features of call recording, call escalation and monitoring. Moreover, I have deployed several Linux based (using Asterisk, AsteriskNOW, Elastix, FreePBX, Vicidial, GoAutodial and some mid-level wed developement) mini call center and customer support solution in home and abroad. I have some experience in web development and Smart Metering (AMR, AMI) System also. I developed the customer complaint management system using CodeIgniter PHP MVC framework & MySQL and integrated with Asterisk telephony engine. I have developed some Joomla based website also. I completed Master of Engineering in Computer Science and Engineering in 2013. I am a Red Hat Certified Engineer (RHCE) with expertise on Red Hat Enterprise Clustering and Storage Management (RH436) and completed Red Hat Server Hardening (RH413)and Red Hat Enterprise Deployment, Virtualization, and Systems Management (RH401) training. I passed Information Technology Engineer Exam (ITEE) in 2014 and successfully completed Level-1 Online Introductory Technical Training on Sangoma TDM Interface Cards also. I am seeking opportunities to work on Linux & Systems Administration and call center solution for startup companies and small businesses..

    $13.33 /hr
    65 hours
    5.00
  2. Manish Jhawar

    Manish Jhawar

    Cloud Connected Collaborative & Scalable Apps and much more ...

    India - Last active: 12/06/2013 - Tests: 12 - Portfolio: 30

    Over the last few years, I have been experimenting with upcoming technologies to create next-generation cloud connected collaborative and scalable apps on the desktop, Web and mobile. Thereby, I have developed skills in HTML5, CSS3, JavaScript/ECMAScript, CoffeeScript, Erlang, Redis, RabbitMQ, ZeroMQ, CouchDB, CouchBase, CouchApp, Kanso.JS, PhoneGap, Funambol, Node.JS, Express.JS, Socket.IO, Backbone.JS, Underscore.JS, Spine.JS, Facebook HipHop PHP, Twitter BootStrap, FreeSwitch, 2600Hz, BlueBox, Whistle, BigCouch, Ruby on Rails, Diaspora Social Networking Pods, etc. I seek to combine my recently acquired skills above with deep software development skills in Java, PHP and Asterisk VoIP to create the Web 3.0 social, connected and collaborative applications.

    $90.00 /hr
    310 hours
    4.42
  3. Ahmed M.

    Ahmed M.

    Senior Software Engineer

    Pakistan - Last active: 10/02/2013 - Tests: 1 - Portfolio: 9

    I have 4+ years in Java development both on server & client side, and in web programming. The databases I have worked on so far are Oracle, MySQL, Informix & SQLite. Realtime multi-threaded application programming has been my core experience & my ability to adapt & adopt is immense. I have experience in web programming involving JSF, JSP/Servlets, Struts, Hibernate, Spring, CSS, and jQuery/AJAX. I have also worked on designing server applications including custom pooling of DB connection pools, configurable IVR flows through GUI, push-data application from one server to other in Play framework, implementing Kanban in Web (HTML/jQuery/CSS) UI and much more. I have also good understanding of Android & 2D game programming in Android using AndEngine or Cocos2D. I have developed an Android app for a client here on oDesk and few other local apps. Check out my oDesk profile.

    $13.33 /hr
    18 hours
    5.00
  4. Oliver O.

    Oliver O.

    CCNA / Tech Support & Customer Service / Data Entry / Web Research

    Philippines - Last active: 05/01/2014 - Tests: 16 - Portfolio: 3

    I joined Odesk to showcase my skills, knowledge and working experience for world-wide professions. I always aim to provide Excellent Quality Service and High Pace Performance in the service of my profession. My Ultimate Goal here at Odesk is to provide Excellence in Service and total Client Satisfaction. I always ensure that I would be able finish any projects/tasks on time or earlier with accurate and positive results. With regards to my profession, I am a Data Entry, Web Research and Email Marketing Specialists. I do most of my job using MS Word, MS Excel & Other Microsoft Applications together with Google Docs. I also have 5 years of experience with Data Entry and Web Research projects upon which I was able to complete with fast, accurate and positive quality results. I'm also skilled at HTML Formatting and WEB 2.0 Designing as well as Posting/Blogging Articles. In addition to my actual working experience, I have 5 Years of Experience in providing World Class Technical and Customer Service Support together with Remote Helpdesk Solution in handling Linksys-CISCO Networking Devices (Routers, Adapters, NAS) and Engenius Long Range Wireless Devices (Access Points & Bridges) as well as Cordless Analog Telephone Systems (Durafon Series). I’ve attained the 2nd Level of Technical Support Division as a Senior Product Support Specialists Level 2 in just under 2 years of stay in Synnex-Concentrix Corporation and then 4 months later became a Technical Lead for the Case Resolution Team for 2 years. I’ve undergone a CCNA Training Course within 2-months time and passed the CCNA Exam last September 2011 with High Marks. My level of expertise are based on designing and setting up Wireless Hotspots and Home & Business Class Networking from different business structures mostly at business & office facilities, hotels, warehouses, shops, farms, home internet users, RV Parks and as well as linking buildings together using the Wireless Distribution System from Engenius Networking Products. I’m also knowledgeable in managing, configuring and setting up CISCO Enterprise Routers (CISCO 2800-2811 series) with Routing Protocols (RIP, EIGRP, OSPF) together with creating ACL’s and NAT on it. In addition, I’m also knowledgeable in implementing Inter-VLAN routing on CISCO Catalyst Switches Series (2950, 3550). And at present, I’m currently in the process of undergoing training for FreePBX on an Asterisk Phone System. Even though there are still a lot more to learn in the IT World today, I am very willing to undergo any training or enhancement program to be able to fulfill and serve in what the Company needs most.

    $3.33 /hr
    842 hours
    4.73
  5. $24.44 /hr
    386 hours
    4.61
  6. matt durbec

    matt durbec Agency Contractor

    System, network Integration and security expert: linux, domainkeys...

    France - Last active: 09/24/2013 - Tests: 7 - Portfolio: 2

    .

    Associated with: Skills Garden

    $38.89 /hr
    32 hours
    5.00
  7. Vadim G.

    Vadim G. Agency Contractor

    LINUX/RHEL/CENTOS/AWS/RHEV/NETWORK/VOIP/RHCA/RHCSS

    Czech Republic - Last active: 11/15/2013 - Tests: 8 - Portfolio: 1

    -More than 8 years of Linux administration experience -Proficient knowledge of RHEL / CenOS -Experience with Amazon Web Services. -Experience working with RHEV-M/H -Able to design and implement a large variety of services. -RHCS based clustering. -High troubleshooting skills. -Certified RHCA, RHCE, RHCSS and RHCDS

    Associated with: Cassiopeia, EaseIT

    $22.22 /hr
    14 hours
    5.00