VoIP Developers For Hire - Page 3

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  • Hire f1x3r
    1.7
    1 review $25 USD per hour
    * Systems administation: Linux (RedHat, Debian, Ubuntu), FreeBSD, Windows * Network administration: VLAN, VPN, Wireless networks, Network equipment managment (Nortel, HP, Cisco), Deep understanding of network architecture, * High availability: active-passive clusters (RHCS, Linux-HA), load-balancing techniques,...
    * Systems administation: Linux (RedHat, Debian, Ubuntu), FreeBSD, Windows * Network administration: VLAN, VPN, Wireless networks, Network equipment managment (Nortel, HP, Cisco), Deep understanding of network architecture, * High availability: active-passive clusters (RHCS, Linux-HA), load-balancing techniques, clustered file systems (DRBD, GFS/OCFS, GlusterFS) * Security: firewalling (iptables, ipfw, ipf/pf), antivirus techniques, antispam techniques (both before- and after- queue), SELinux (including writing custom policies), PKI * Database administration: MySQL, PostgreSQL, Oracle, SQL * Network services administration: www (apache, nginx), mail (postfix, sendmail, exim, dovecot, cyrus), DNS (bind, dnsmasq), LDAP (openldap) * Virtualization: Xen, KVM, VMWare (ESX/ESXi, VSphere), libvirt API, OVF * Programming: Perl, PHP, sh scripting, C/C++, Applescript, VBScript, Python, Java less
  • Hire AbrahamBU
    5.0
    11 reviews $17 USD per hour
    Good Day, 8+ Years Robust Experience as a Lead Engineer. Master in VoIP Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Manager) Expert in WebRTC and Asterisk along with a deep understanding and...
    Good Day, 8+ Years Robust Experience as a Lead Engineer. Master in VoIP Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level Network Knowledge and Robust Telecom Experience. (NOC Manager) Expert in WebRTC and Asterisk along with a deep understanding and experience in Signalling and Media protocols, furthermore in Secure calling and Media encryption. Having 100++ successful setup and integration, I am fully familiar with every single issue or bugs you may face in WebRTC related projects and Asterisk. I am also experienced with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier VoIP and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 customer base and +200000 live users. Experienced with a lot of equipment (VoIP/Network) and their scripting language Ability to train, motivate and supervise a team Kindly please contact me for more details. less
  • Hire vavy
    1.3
    1 review $23 USD per hour
    If you are looking for an expert in such areas as: Linux/Unix; Cloud Services (AWS, Azure, Google...); VPS, Hyper-V, KVM, VMWare; VPN, Networks, Firewals, Cisco, BGP, Radius; VoIP; Mail, DNS; OpenSource; Windows servers; Clusters; SAN; and so on... it's me. I work as individual. I have 16+ years with systems...
    If you are looking for an expert in such areas as: Linux/Unix; Cloud Services (AWS, Azure, Google...); VPS, Hyper-V, KVM, VMWare; VPN, Networks, Firewals, Cisco, BGP, Radius; VoIP; Mail, DNS; OpenSource; Windows servers; Clusters; SAN; and so on... it's me. I work as individual. I have 16+ years with systems administration experience. My real name is Sergey. Write me at any time. I would be glad to solve your problems. Thank you. less
  • Hire codfy
    2.0
    1 review $25 USD per hour
    * SKILLS iOS and Android app development (smartphone and tablet), custom web application development and programming, object-oriented programming, model-view-controller designs, information architecture, social media integration (including Facebook and Twitter), original content development, multiple project...
    * SKILLS iOS and Android app development (smartphone and tablet), custom web application development and programming, object-oriented programming, model-view-controller designs, information architecture, social media integration (including Facebook and Twitter), original content development, multiple project management, creative problem solving, focused leadership and friendly team management, talent evaluation, client management, creative writing, game development. Linux administration and security engineer. * DEVELOPMENT • iOS development (including Objective C, Cocoa and Swift) for the Apple iPhone, iPad and iPod Touch * Android developemt (including SDK/NDK and Android M) • PHP and MySQL/MariaDB • Project and team management • WordPress setup, customization and integration, including various plug-ins * Linux administration (SSH) * BASH Scripting less
  • Hire octopus823
    2.0
    1 review $35 USD per hour
    "There are many elephants in the field, but only one leads " I am a director of Mulika Development Foundation and my team has received good reviews from our clients & world's famous app challenges. Our clients have said "it is alarming"," Now is the time to invest". I am proud of our top ranking team. We work...
    "There are many elephants in the field, but only one leads " I am a director of Mulika Development Foundation and my team has received good reviews from our clients & world's famous app challenges. Our clients have said "it is alarming"," Now is the time to invest". I am proud of our top ranking team. We work FULL time on freelancer and will always provide the best products to my clients. Our mission is to provide tomorrows solutions today, and to maximize customer satisfaction through innovative designs and applications with the best quality. We can provide you the following: - Android and iPhone Apps Developing - Website Developing and Hosting - Linux, MAC OS X, Windows based System Programs Developing - Application Software(c,c++,Qt) Developing for all purposes less
  • Hire JonnaNueros121
    1.1
    1 review $30 USD per hour
    I am a Professional Writer and well researcher with many years of experience in this field. As full time freelancer and business consultant I have prepared number of report, business plans, financial analysis and market research. I am well familiar with the use of online library system for peer-review journals and...
    I am a Professional Writer and well researcher with many years of experience in this field. As full time freelancer and business consultant I have prepared number of report, business plans, financial analysis and market research. I am well familiar with the use of online library system for peer-review journals and article, utilization of the proper academic style of writing (HARVARD, APA, MLA, Chicago) etc. During my academic career I wrote many articles which are published in top academic journals. I have excellent analytical and communication skills. I specialized in the following: • Research Writing • Embroidery Digitizing Services • Article Writing – SEO Optimize • Translation – 35+ Language • Accounting and Finance Projects • Research Proposal • Business Plan • Engineering Report • Economics Projects I am conscientious, reliable and honest and committed to giving my 100%. I can guarantee that anybody hiring me will not regret. less
  • Hire point2pont
    1.0
    1 review $50 USD per hour
    Damn good and very experienced. Let\'s get this thing DONE!
    Damn good and very experienced. Let\'s get this thing DONE! less
  • Hire dguglya
    3.9
    1 review $60 USD per hour
    C/C++ Objective C/Swift C#/Xamarin Python Complex projects, client-server apps.
    C/C++ Objective C/Swift C#/Xamarin Python Complex projects, client-server apps. less

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