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  • Hire AbrahamBU
    5.4
    26 reviews $20 USD per hour
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in f15256bec8VoIPc88661b92f Platforms and Integration with other components of OSS/BSS, Telecom Networks and CRM products. CCIE Level ... with Mobile Network Infrastructure as well as OSS/BSS platforms in Carrier WiFi, Carrier f15256bec8VoIPc88661b92f and general concept of Mobile Data Offloading. I did also managed to run a massive ISP with +500000 ... customer base and +200000 live users. hands on experience on various f15256bec8VoIPc88661b92f/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details.
    *Dedicated Freelancer* 9+ 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. hands on experience on various VoIP/Network tech and devices Ability to train, motivate and supervise a team Kindly please contact me for more details. less
  • Hire kzaouli05
    4.0
    2 reviews $20 USD per hour
    Expert Telecom/ Web Security Engineers. We have 15+ years of experience in Installing, configuring, and managing Whole-System f15256bec8VOIPc88661b92f solutions. These include , installation, setup, and administration ... for Asterisk, A2billing, Autodialing, FreePBX, GOautodial, IVR & Voice to Mail, Predictive Dialing, VICIDIAL, WebRTC, WSS & WebPhone Browser Dialing. We are a SIP f15256bec8VoIPc88661b92f Provider with competitive rates ... and the HIGHEST Levels of WEB/SIP Security & availability within Multi System integrators for large traffic projects and campaigns. We offer Advanced SIP Setup. Our f15256bec8VoIPc88661b92f Multi-system installation
    Expert Telecom/ Web Security Engineers. We have 15+ years of experience in Installing, configuring, and managing Whole-System VOIP solutions. These include , installation, setup, and administration for Asterisk, A2billing, Autodialing, FreePBX, GOautodial, IVR & Voice to Mail, Predictive Dialing, VICIDIAL, WebRTC, WSS & WebPhone Browser Dialing. We are a SIP VoIP Provider with competitive rates and the HIGHEST Levels of WEB/SIP Security & availability within Multi System integrators for large traffic projects and campaigns. We offer Advanced SIP Setup. Our VoIP Multi-system installation packs start at $5,000 and include 6 machines all in one unified solution for large traffic, billing system , payments gateway, reports, cdr, recordings and SIP/IAX signup/registration. less
  • Hire abusayed2004
    5.7
    38 reviews $30 USD per hour
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, f15256bec8VoIPc88661b92f, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, f15256bec8VoIPSwitchc88661b92f, Oracle DB, RHEVM, OpenStack, Mysql Red hat, PHP scriptwriter ... • Services Optimization • Security Hardening • f15256bec8VoIPc88661b92f, Asterisk, SMS, Dongle, FreePBX install configure, maintain • Malware Removal • Infrastructure Planning • Disaster Recovery • Shell Scripting • Capacity
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, VoIP, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, OpenStack, Mysql Red hat, PHP scriptwriter for IVR and AGI implementation on asterisk, have a good team for support and further development. Puppy Linux customization. • Linux - Hosting Systems Administration & Monitoring • Devops • Services Optimization • Security Hardening • VoIP, Asterisk, SMS, Dongle, FreePBX install configure, maintain • Malware Removal • Infrastructure Planning • Disaster Recovery • Shell Scripting • Capacity planning, application delivery planning • Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS • SAN Troubleshoot • glusterfs, ceph • NFS, SMB, ISCSI • Linux performance tuning • MySQL, Oracle DB performance tuning • Laravel web application development • Web Security, Web benchmark, best practice • IPTV, Live streaming, VOD, FFmpeg • Raspberry PI less
  • Hire Sunilchaudhary8
    2.4
    2 reviews $10 USD per hour
    , for a Company. I have Excellent work experience in Android and IOS mobile application development projects. I make mobile Dialer Application in SIP And f15256bec8VOIPc88661b92f and Social App , Chat App etc for android
    Hello mate , If you are reading this means you quite interested in my profile , let's see who i am ? I work on android application as well as on ios application. And Currently working on it, for a Company. I have Excellent work experience in Android and IOS mobile application development projects. I make mobile Dialer Application in SIP And VOIP and Social App , Chat App etc for android as well as for IOS. I also have knowledge about Server. like Asterisk,freeswitch, and freepbx kamailio etc. I work with you to discover what you need and create the best solution. I like to do work with transparency, and you can expect the same. I willing to work by expecting long term business. My priorities are quality and respect of deadlines and budget. So feel free to contact me and let'sget the conversation started. less
  • Hire vw1485208vw
    0.8
    1 review $20 USD per hour
    Roku Developer Actualmente me dedico a la adquisición de datos a tiempo real, y su publicacion en portales web, diseño de proyectos de f15256bec8VOIPc88661b92f Network & IPTV engineer and Roku Channel Developer IPTV
    Roku Developer Actualmente me dedico a la adquisición de datos a tiempo real, y su publicacion en portales web, diseño de proyectos de VOIP Network & IPTV engineer and Roku Channel Developer IPTV Engineer, fully experienced in full solution from scracth for IPTV and DVB-T, DVB-C, DVB-S/S2 solutions Integracion de Stalker y Xtream-Codes xtream-code con Roku, SceneGraph APP My Skills: -Service Streaming Developer y Diseñador de Sitios Web -Administrador de Servidores dedicados y VPS -Programador en PHP, C, C++, Labview, .NET -Administrador de Redes - Web Service API(PHP/MySQL/JSON/XML/HTML5/Javascript/CSS/) -Wordpress/Joomla/Magento - Analist Traffic Network -Roku Channel developer in Brights, InstantTV or Roku Publish I have great experience with Linux, Server Optimizing, Failover Clustering, Security, Virtualization and etc. I work as Linux Freelancer over 12 years and know all common used utilites, scripts and services such as Apache, PHP, MySQL, Nginx and many others. less
  • Hire GrArtem
    2.8
    3 reviews $20 USD per hour
    /hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion f15256bec8VoIPc88661b92f: 3cx, Twillio, Zadarma
    I'm a System Administrator with more than 5 years of experience on building networks, services, solutions based on Windows and Linux(corporate mail servers, routing, firewall, VPN, trunking, proxy, web-servers, etc), with solid references. Key skills Linux, CentOS Web Panel Windows Server from 2003 to 2016, Active Directory,DNS,DHCP,DFS,File&Storage Server,Security,Group Policy,IIS,Print Server,RDS, Provisioning packages Virtualisation: HyperV, VMWare WSUS,Windows Deployment Services (WDS) Backup: Windows Backup, NetBackup Firewall: Cisco ASA(L2TP/IPsec/Anyconnect/etc.), Kerio Control VPN: openvpn, cisco anyconnect, IPSec tunnels Office 365 Scripting: Batch scripts, PS tools, Chocolatey Web services: IIS, WebDAV, SSL Kerio Control, Squid, VPN, IPtables, Revers Proxy/Virtual hosts Cloud/hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion VoIP: 3cx, Twillio, Zadarma 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; f15256bec8VoIPc88661b92f; Mail, DNS
    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

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