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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.

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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, 59 Asterisk projects are completed every quarter on Upwork.

59

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 4.58.

4.58
Last updated: September 1, 2015
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  1. Mohamed Fahim

    Mohamed Fahim

    Expert in Asterisk, A2billing, Elastix and AWS, Cloud telephony

    Sri Lanka - Tests: 4

    Over the last nine years I have actively engaged in designing and implementing VOIP telephony related infrastructure which involved in installation, provisioning and commissioning of highly complex VOIP solutions using Asterisk, A2billing, Elastix, Asternic, PIAF, Trixbox and Amazon AWS cloud telephony, Azure, HP Cloud, Rackspace and Digital Ocean Asterisk telephony installation. Provides call centre solutions using Asterisk, A2billing and Asternic. G729/G723 codec installation also Genband C3, Genband G9, Genband T800, Genband S3, Nextone VOIP Support.

    $16.00 /hr
    760 hours
    4.91
  2. Herson C.

    $27.78 /hr
    1,259 hours
    4.91
  3. Oliver O.

    Oliver O.

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

    Philippines - 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
  4. Jehanzaib Younis

    Jehanzaib Younis

    VoIP Developer

    New Zealand - Tests: 3 - Portfolio: 1

    Heya a VOIP Developer here with more than 6 years of industry experience. I have developed inbound/outbound/predictive dialing solutions, PBX solutions for many clients. I develop custom VOIP applications they fit to your business enviroment. I develop custom API's plus the API integration of existing solutions. If you need database administration or backup solution just give me a buzz. cheers!

    $23.33 /hr
    178 hours
    5.00
  5. Malay Patel

    Malay Patel

    VoIP/SIP Administrator & Developer

    India - Tests: 5 - Portfolio: 3

    Over the last couple of years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and start-up companies as well as for large companies. Following are my area of experiences: -VoIP, SIP -FreeSwitch, ASTPP -Opensips -Kamailio -WebRTC -Asterisk, FreePBX, A2billing -Linux & Opensource Consulting -MySQL, PHP, Wordpress, Apache -Android I provide following services: - Development of custom VoIP solutions with ongoing support - VoIP networks/projects: development and optimization - High Availability and Scalability solutions for VoIP networks. - VoIP Security and Hacker protection solutions. I provide following solutions: -High scalable Least Cost Routing(LCR) with Fail-Over -Session Border Controller(SBC) -Click to call -Class4 & Class5 Soft Switches -SIP Proxy Server, SIP Messaging Server, SIP Redirect Server, SIP Load Balance & Fail-Over -IVR Application -Fax over IP (FoIP), T38 Supported FAX Server, FAX to Email -Shoutcast Server -WebRTC client -PHP RESTfull API , Web Services for Mobile Application -Web Applications -Mobile Applications. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.

    $25.00 /hr
    1,660 hours
    4.64
  6. Mirza Sameer Uddin Berlas

    Mirza Sameer Uddin Berlas

    IT Service Management , IT project and support operations

    Pakistan - Tests: 14 - Portfolio: 6

    I am an IT consultant with experience and industry training of ITIL v3 Foundation. I have been involved in Service design, transition , operations & support phases of implementation of IT policies as per ITIL best practices. If hired, I would be able to offer following but not limited to; - Complete documentation of IT hierarchy, & technical glossary. - Design & implementation of IT services catalog. - Service desk operation & escalation procedures. - Incident management with guidelines of SOP & SLAs for support best practices. - Plan to implement any change, release or retire any IT service. - And much more . . .

    $16.67 /hr
    487 hours
    4.33
  7. Dipesh S.

    Dipesh S. Agency Contractor

    Expert In Python/Django, Linux, PHP,ERP / CRM Implementation, EDI

    India - Tests: 5 - Portfolio: 3

    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
    1,287 hours
    4.83
  8. Sagnik Pal

    Sagnik Pal

    Freelancer - IT Projects

    India - Tests: 8

    Effectively combine my technical expertise and Domain knowledge in conceptualizing and implementing solutions that align IT initiatives to achieve business goals within given TIMELINE, ensuring QUALITY & COST OPTIMIZATION in the best possible way. ================= CORE COMPETENCIES: ================= IT Infrastructure support involving network & server support; Automation through scripting using VBA & VBscripts; Technical documentation; Trainings; Transcription;

    $20.00 /hr
    0 hours
    5.00
  9. Asher S.

    Asher S. Agency Contractor

    Product Manager, Software Architect, Cloud & SaaS Architect

    United States - Tests: 19 - Portfolio: 3

    [Background] I have worked as a consultant to various companies worldwide in high-tech IT related sectors such as Cloud & SaaS, Mobile eCommerce, Automotive & more. [Vision] I believe in working with the best of the best. I am looking for new challenges where I'm given a chance to build something new, creative and completely mind blowing. [Expertise] Over the 14 year span of my career, I have accumulated expertise in the following areas: - New Product Development - Operations research & management - Social Media Marketing & Strategy - Business Development - Information Security - Big Data & Analytics - Mobile App Development - Start ups - Anything and everything cloud related - Software Architecture for large scale applications And of course, I am familiar if not an expert, in all technologies such as Java, Ruby, PHP, .NET, SQL, NoSQL, Unix, Linux, Windows, AWS, VMWare, Xen, Asterisk etc.

    Associated with: ClickStrat Agency Agency

    $80.00 /hr
    4,027 hours
    5.00