VoIP Developers For Hire

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    Hire meral

    meral

    Ukraine
    4.9
    7.3
    (43 reviews)
    $60 USD/hr

    Top Skills: Asterisk PBX, Linux, PHP, VoIP, MySQL

    We are working with asterisk more then 11 years. Have only linux admins with 15+ years experience in team and asterisk expert with at least 5-6 years of extensive DEVELOPMENT work. Our primary services are voip systems design , billing for VOIP, web for voip/reporting interfaces. We have done some autodiallers, pro ...

    We are working with asterisk more then 11 years. Have only linux admins with 15+ years experience in team and asterisk expert with at least 5-6 years of extensive DEVELOPMENT work. Our primary services are voip systems design , billing for VOIP, web for voip/reporting interfaces. We have done some autodiallers, proved we can do complex modules for freepbx/trixbox, we have a2billing contributors in team. Also we have experience with multi-server voip clusters end virtualized voip services,including ones in amazon ec2 . -small and large VOIP system based on SIP protocol -general voip architecture design -web and billing for voip -support for asterisk, freepbx/trixbox and a2billing, openser/kamailio/opensips. -enhancments and addons for asterisk, freepbx, a2billing -load balance using openser/kamailio/opensips -virtualization with openvz, xen, amazon ec2 service. -support for linux systems and suplimentary services for voip. -create network storage clusters, mysql replicated setup, mysql clustered experience -per hour support and consulting for all above every finished project have free limited 10 day support&bugfixes. note, we have very few aborted projects, most of them from client side. We have NO "work-in-progress-forever" list like alot of user have. so completion rate is REAL. Only thing we not do is grafical design work, we are sorry but it is hard to be proffessional in voip and design in same time. We are choosing be best in VOIP less

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    Hire linuxfreak1985

    linuxfreak1985

    Pakistan
    4.9
    4.3
    (9 reviews)
    $12 USD/hr

    Top Skills: Linux, PHP, Email Marketing, Bulk Marketing, System Admin

    Welcome to LinuxFreakz(Designers, Wordpress, PHP and Linux Developers) are working to provide 24x7 support and services to clients. We specialise in Design(logo design, website design), WordPress / Joomla(Websites and Its custom addons), Magento, Bulk Email Marketing Hosting and Accounts, Linux / Unix Systems, Fir ...

    Welcome to LinuxFreakz(Designers, Wordpress, PHP and Linux Developers) are working to provide 24x7 support and services to clients. We specialise in Design(logo design, website design), WordPress / Joomla(Websites and Its custom addons), Magento, Bulk Email Marketing Hosting and Accounts, Linux / Unix Systems, Firewalls, VPN Services, Interspire(its mods: multiple subject rotation,multiple ips, feedback loop,multiple signature and more), Enterprise Email Systems such as Postfix / PowerMTA(multiple domains/ips,ipv6 and other customization) and Zimbra. I accept your project only if 100% milestone created and i bid those projects which i can complete 100% and my specialties are based upon OpenSource Systems related to Administration and Development side less

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    Hire asadsethi

    asadsethi

    Pakistan
    5.0
    3.1
    (4 reviews)
    $30 USD/hr

    Top Skills: Cisco, System Admin, Computer Security, Wireless, Web Security

    In last 4 years i have been working on cisco products and have gained wide experience in cisco routers, switches and firewalls. i have been involved in design, configuration and troubleshooting of cisco products. Routers: Cisco 800 Cisco 2600 Cisco 2800 Cisco 3800 Switches: Cisco Catalyst 2900 Cisco Catalyst 350 ...

    In last 4 years i have been working on cisco products and have gained wide experience in cisco routers, switches and firewalls. i have been involved in design, configuration and troubleshooting of cisco products. Routers: Cisco 800 Cisco 2600 Cisco 2800 Cisco 3800 Switches: Cisco Catalyst 2900 Cisco Catalyst 3500 Cisco Catalyst 3600 Cisco Catalyst 4500 Firewalls: Cisco PIX Cisco ASA 5500 Series Juniper SSG Series Cisco IPS 4200 Series less

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    Hire hitechnologia

    hitechnologia

    United Arab Emirates
    5.0
    2.7
    (1 review)
    $25 USD/hr

    Top Skills: Windows Server, Asterisk PBX, DNS, VoIP, SAS

    HiTechnologia - "Quality IT Solutions" Professionals in MCITP-MCSE-CCNP-CCNA-CCA-IBM-Citrix-Cisco-ERP-OpenERP & more.... Providing quality solutions & services in: oIT-Projects Management oIT-Infrastructure Management oITILv3 Service Management oServers & Network Management oBlade Servers & Storage Management ...

    HiTechnologia - "Quality IT Solutions" Professionals in MCITP-MCSE-CCNP-CCNA-CCA-IBM-Citrix-Cisco-ERP-OpenERP & more.... Providing quality solutions & services in: oIT-Projects Management oIT-Infrastructure Management oITILv3 Service Management oServers & Network Management oBlade Servers & Storage Management oSystems & Network Administration oHelpdesk Management Systems oAccess Control & Time Attendance Systems oIP-Telephony, PABX & VoIP Systems oGPS, Fleet Management & AVL Systems oFirewalls & Security Systems less

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    Hire djkerya

    djkerya

    Ukraine
    5.0
    1.1
    (1 review)
    $10 USD/hr

    Top Skills: Linux, UNIX, Web Security, VoIP, Asterisk PBX

    UNIX, FreeBSD 4...10, Linux(Debian/Ubuntu/RHEL/Fedora/CentOS), Networking(TCP/IP, VPN), DNS, bind, apache, nginx. Have some skills of electronics. Squid, squidguard, socks. VPN: openvpn, mpd(freebsd), IPSEC/L2TP(openswan, racoon), PPTP, PPPoE Asterisk, AsterCRM, FreePBX. Microsoft CRM 2011, ADFS. Alfresco OpenStack

    UNIX, FreeBSD 4...10, Linux(Debian/Ubuntu/RHEL/Fedora/CentOS), Networking(TCP/IP, VPN), DNS, bind, apache, nginx. Have some skills of electronics. Squid, squidguard, socks. VPN: openvpn, mpd(freebsd), IPSEC/L2TP(openswan, racoon), PPTP, PPPoE Asterisk, AsterCRM, FreePBX. Microsoft CRM 2011, ADFS. Alfresco OpenStack less

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    Hire JackBradford

    JackBradford

    Colombia
    5.0
    1.8
    (2 reviews)
    $45 USD/hr

    Top Skills: Asterisk PBX, Excel, Translation, Telemarketing, Data Processing

    We specialize in spanish customer service, Asterisk PBX systems, Excel/VBA/Macros business tool creation, data entry and English to Spanish translations. We look forward to serving you!

    We specialize in spanish customer service, Asterisk PBX systems, Excel/VBA/Macros business tool creation, data entry and English to Spanish translations. We look forward to serving you! less

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    Hire iBoyko

    iBoyko

    Thailand
    5.0
    3.5
    (2 reviews)
    $35 USD/hr

    Top Skills: Linux, Software Architecture, Android, MySQL, UNIX

    I've been working as Project manager for major telecom enterprise for 8 years. For the last 3 years, I'm leading my own team of developers and engineers. We work on custom IPTV/OTT solutions + some Android development.

    I've been working as Project manager for major telecom enterprise for 8 years. For the last 3 years, I'm leading my own team of developers and engineers. We work on custom IPTV/OTT solutions + some Android development. less

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    Hire Bagrov

    Bagrov

    Bulgaria
    5.0
    3.8
    (6 reviews)
    $20 USD/hr

    Top Skills: Asterisk PBX, MySQL, PHP, VoIP, AJAX

    I am head of a company that is consisted of 4 PHP/MySQL developers and 2 IP Networking/VoIP consultants. We are fast growing company that constantly invest in education of its employees. We can afford to take your job without any advanced payment (risk) from you. We can support our clients remotely and even o ...

    I am head of a company that is consisted of 4 PHP/MySQL developers and 2 IP Networking/VoIP consultants. We are fast growing company that constantly invest in education of its employees. We can afford to take your job without any advanced payment (risk) from you. We can support our clients remotely and even on-site. We know how to do your project right. We know how much time it will take. less

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    Hire marjanahmed13

    marjanahmed13

    Bangladesh
    5.0
    1.0
    (1 review)
    $130 USD/hr

    Top Skills: Facebook Marketing, Social Networking, Internet Marketing, Twitter, SEO

    It's Marjan, offering the best deal- of course available services according to your budget with 24/7 customer support. Looking for Urgent work? Just Ready!!! Looking for steady?? Just welcome!! Here you will get services just As You Like It! The projects I bid I am doing myself. It is not that I am going to outs ...

    It's Marjan, offering the best deal- of course available services according to your budget with 24/7 customer support. Looking for Urgent work? Just Ready!!! Looking for steady?? Just welcome!! Here you will get services just As You Like It! The projects I bid I am doing myself. It is not that I am going to outsource the projects I win! I have a very skilled team who are doing the associating tasks under my guidance and supervision (which cannot be completed without team work). So quality is guaranteed here. I know I am carrying the flag of Bangladesh in this International market to acquire foreign currency so relationship is more important than everything to me. If I accept a project, I am confident I will be able to accomplish entire requirement and my responsibility begins with the promise that there will be no problem with the things I work with and the employer can be relaxed from the worries of reselling and disclosing. Deadline gets utmost priority that's why I am always running in timely fashion but that speed never sacrifices the quality a bit. I provide service 24 hours, 365 days and you will find me online whenever you need to discuss any issue. Most welcome for any short as well as urgent project. Just knock me any time, I will be always there to fulfil your requirement. My way is good communication and honesty and I shall make you get 200% satisfaction with the best quality service to reach the destination. Here is Your Business Each and Everything Related To Computer e-marketing Websites, IT and Software Design and Multimedia Writing and Content SEO less

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    Hire avereshchak

    avereshchak

    Ukraine
    5.0
    3.4
    (1 review)
    $20 USD/hr

    Top Skills: Software Architecture, Software Testing, Engineering, Windows Desktop, Project Management

    10+ years of professional experience in software development for Windows platform, 8+ years of .NET development. 2+ years of project management (Agile projects, distributed multinational development teams). Advanced English (speaking, reading/writing). Area of Expertise Project Management: SCRUM, Jira/C ...

    10+ years of professional experience in software development for Windows platform, 8+ years of .NET development. 2+ years of project management (Agile projects, distributed multinational development teams). Advanced English (speaking, reading/writing). Area of Expertise Project Management: SCRUM, Jira/Confluence, established CMMI 2 practices, working toward CMMI level 3. Programming Languages: C#, C++, VB/VBA, T-SQL, PL-SQL, HTML/CSS Technologies: Windows Azure, WCF / .NET Web Services / .NET Remoting, COM/COM+, ADO.NET, ASP.NET, ADO, OLE DB, ODBC, Win32 API, MSXML, MAPI, Windows Installer API, DirectX API, MMC Libraries: .NET Framework, ATL/WTL/MFC, XLSIO DBMS: MSSQL (7.0 - 2008), Oracle, Access Tools: Visual Studio (4.1 - 2010), Git/TFS/SVN/VSS, Wise for Windows Installer, InstallShield, FitNesse less