Asterisk Consultants & Developers

Showing 27 freelancers

Asterisk Consultants & Developers

Showing 27 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

  • Product Manager, Software Architect, Cloud & SaaS Architect

    [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 … more

    [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.  less

    php mysql ajax iis sql asp database-modeling project-management asterisk javascript jquery ecommerce-consulting business-analysis business-intelligence erp crm strategic-planning marketing-strategy sugar-crm microsoft-project technical-writing microsoft-access 00 more less
    • $80.00 HOURLY RATE
    • 5.0
    • 4027 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 19 TESTS
    ASSOCIATED WITH:
  • Freelancer - IT Projects

    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 … more

    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;  less

    cisco-routers cisco-ios cisco-voip microsoft-excel vba asterisk virus-removal network-administration data-analysis technical-support technical-writing technical-documentation transcription itil 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
  • Senior backend engineer

    I am ready for skype video/audio conferences, regular chat and mailing. My timezone is GMT+2 and my usual working hours is from 10 till 19. Willing to work 25 hours per week. Ready for overtime for urgent tasks and accomodations.

    php mysql seo ajax css javascript joomla smarty xml phonegap mongodb nginx git github soap memcached apache-administration api-development jquery jquery-mobile asterisk linux-system-administration redmine centos software-debugging facebook-api google-apps sphinx twitter-bootstrap zend-framework zabbix on-page-optimization mail-server-implementation 00 more less
    • $24.44 HOURLY RATE
    • 4.6
    • 386 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Expert in Asterisk, A2billing, Elastix and AWS, Cloud telephony

    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 … more

    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.  less

    asterisk network-administration computer-networking ssl a2billing elastix voip-administration freepbx amazon-ec2 linux-system-administration 00 more less
    • $16.00 HOURLY RATE
    • 4.9
    • 750 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • VoIP,SIP,Asterisk,FreeSwitch,Opensips,Kamailio, Linux,MySQL,PHP,Apache

    Over the last 4 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips, Kamailio … more

    Over the last 4 years, I have developed a wide range of IT solutions including VoIP, Web and Mobile development for small businesses and startup companies as well as for large companies. I have experience in VoIP, FreeSwitch, Opensips, Kamailio, Asterisk, FreePBX, A2billing, Linux, Opensource Consulting, MySQL, PHP, Joomla, Android, asp.net-mvc, c#, .net-framwork etc. I have developed class4-class5 Soft Switches, SIP Proxy, FAX Servers, Fax2mail, Fax over IP, Messaging Servers, Session Border Controllers, IVR application, Web Applications and many others. My core competency lies in complete end to end IT solutions for VoIP, Web and Mobile technologies.  less

    voip-administration voip-software sip opensips asterisk freeswitch php radius android-app-development joomla mysql phpmyadmin website-development html html5 javascript jquery css css3 asp asp.net asp.net-mvc c# .net-framework 00 more less
    • $20.00 HOURLY RATE
    • 4.6
    • 1306 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 6 TESTS
  • Asterisk Expert

    6+ years Dialer Management Experience along with Automation, Reporting, analysis and development. • Dialer and related telecom product development on Asterisk platform. • Design and Development of various online real time reporting Projects and products. • Have the ability to manage large amount … more

    6+ years Dialer Management Experience along with Automation, Reporting, analysis and development. • Dialer and related telecom product development on Asterisk platform. • Design and Development of various online real time reporting Projects and products. • Have the ability to manage large amount of database. • Technically hands on in developing application software. • Call Center Setup with Dialer Implementation and CRM management.  less

    asterisk vicidial voip-software 00 more less
    • $11.11 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Telecom professional with 8+ years of experience

    -- A dynamic professional with 8+ years of experience in Business Analysis, Solution Architecting, Pre Sales, Technical Sales, Project Management, Delivery Management in Telecom verticals like VoIP, MVNO, GSM, VPN, Telecom Billing, OSS/BSS , Mobile Money, MNP. - Excellent knowledge in Architecting … more

    -- A dynamic professional with 8+ years of experience in Business Analysis, Solution Architecting, Pre Sales, Technical Sales, Project Management, Delivery Management in Telecom verticals like VoIP, MVNO, GSM, VPN, Telecom Billing, OSS/BSS , Mobile Money, MNP. - Excellent knowledge in Architecting different MVNO Models,telecom Billing, Baseline set-up, E2E VoIP Integration and Enterprise Reporting related issues. Technical Knowledge : - GSM - HLR, STP, GMSC, MSC, SS7, USSD, IVR, SMSC, GGSN, Load Balancing, prepaid and postpaid billing systems Cloud Based Architecture for MVNO, MNO. - MVNE – Implemented different Models of MVNE Architectures all over the world. - Telecom Billing – Siebel CRM, BRM, AIA, Andes, eTOM. - OSS/BSS Stacks. - VoIP – SIP protocols, Asterisks, Mobile Dialers, Transcoding , Codec’s handling, VoIP System Architect. - C++ Programming skills.  less

    opensips asterisk oracle-siebel-crm linux-system-administration symbian-development ios-development windows-phone blackberry-jde freeswitch mysql 00 more less
    • $44.44 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Network Security Analyst

    • Core Impact Certified Professional (CISP) • Hands on experience with penetration testing suites such as Core Impact, Metasploit Frame work and Back Track. • Vulnerability assessment and mitigation procedures • Research, analysis, development, and deploying new processes and procedures to implement solutions for … more

    • Core Impact Certified Professional (CISP) • Hands on experience with penetration testing suites such as Core Impact, Metasploit Frame work and Back Track. • Vulnerability assessment and mitigation procedures • Research, analysis, development, and deploying new processes and procedures to implement solutions for use by IT Technicians to meet future problem resolution needs. • Serve as technical expert providing support to IT staff. • Produce specifications to detail what new systems can do or enhancements to existing systems. • Develop and document configurations of the following: databases, servers, Computers, security and network monitor systems, packaged programs and communication systems. • Test programs and systems and integrates system modules. • Provide training or arrange end user training for end users. • Deployment & maintenance of enterprise ANYCAST, Authoritative, Recursive DNS systems. • R&D for proof of concept RCND (Reverse Content Delivery Networks) for ISP side content acceleration and delivery. • Complete security audit of on-site and off-site mission critical hardware and software infrastructure. Advanced knowledge of remote and local exploits. Penetration system testing for known exploits. Mitigation against DDOS and DOS attacks. Coordination with upstream provider to resolve attacks and network abuse. Knowhow of IPTables, shore wall and other firewall and routing suites. • Companywide Enterprise WPA2 WiFi Setup • Enterprise Grade Asterisk / Kamailio VoIP Security deployment(SRTP over TLS) • Deployment of Network wide Management Service Platforms (Gateways, IDS, Proxies and UAC) • Network and System heartbeat/peformance monitoring, alert management and troubleshooting • Deployment of Linux, Windows and SunOS servers. Tailoring the deployment software to the needs of the application to be made live. • Research and feasibility studies on Cloud computing and storage solutions.  less

    linux-system-administration solaris-administration microsoft-visual-c++ python network-security dns asterisk smtp apache-administration squid 00 more less
    • $14.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
    ASSOCIATED WITH:
  • Specialist for hire

    To create stable, long term relationships with successful companies that require expert knowledge in multiple areas.

    linux-system-administration puppet-administration network-planning disaster-recovery business-continuity-planning project-management software-testing system-automation sw-configuration-management mysql microsoft-exchange-server pfsense cisco-pix asterisk lamp-administration ssh vpn microsoft-lync-server iis sip freepbx database-administration microsoft-visio nginx 00 more less
    • $72.22 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 1 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
    ASSOCIATED WITH:
  • PM, Security Auditor, Network Architect, SQA Engineer

    I am a self-motivated and a fear-accepting artist in the face of technology with a very distinct character and an open-minded approach to life mixed in with a douse of military courtesy and rigor, framed within a high social intelligence … more

    I am a self-motivated and a fear-accepting artist in the face of technology with a very distinct character and an open-minded approach to life mixed in with a douse of military courtesy and rigor, framed within a high social intelligence. I am a CMMI practitioner, an ITIL enthusiast and a PRINCE2 professional along with SCRUM (generally speaking "agile methodologies") zealot. I have got an extensive portfolio of technical skills and certificates including TOGAF, satellite communication, radio communication, administration, HA and fail-over architectures, systems and networks designing & administration. I am also, or maybe first and foremost, certified in computer security (Offensive Security Certified Professional, Offensive Security Certified Expert, Offensive Security Wireless Professional) which is my main interest, hobby and my passion. I have worked globally for many companies, and for most of them I have provided a full consulting life cycle from requirements gathering, solution proposal through the implementation process to testing and the quality assurance in projects on security and high availability fields. Specialties Solving the Impossible Problems, Achieving success-oriented tasks, dealing with Hard Negotiations, Managing projects in the fields of Information Security & Business Intelligence (Due Diligence) === I believe what's Harvey MacKay said: "Find something you love to do and you'll never have to work a day in your life." ===  less

    agile-software-development asterisk c++ database-modeling lamp-administration linux-system-administration mysql jboss project-management python recruiting software-testing windows-administration 00 more less
    • $40.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • POLAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
    ASSOCIATED WITH:
loading