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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 0061555119VoIP9155868709 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 0061555119VoIP9155868709 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 0061555119VoIP9155868709/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 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 0061555119VOIP9155868709 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 alexcrtelecom
    3.4
    2 reviews $35 USD per hour
    0061555119VoIP9155868709 Engineer more 9 years Asterisk experience 0061555119VoIP9155868709 * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development
    VoIP Engineer more 9 years Asterisk experience VoIP * Asterisk development & support * Trixbox * FreePBX * TDM & E1/T1 (PRI) configuration * Digium cards support * SS7 * Dialplan & IVR development with DB integration * Inbound/outbound call center * Gateway configuration, provisioning, support (Sipura,Cisco,Grandstream, Digium.....) Linux OS: * Gentoo * Ubuntu * Fedora * RedHat * CentOS * Debian Networking * Apache, nginx * BIND * MySQL (adminstration, backup, replication, procedures) * SSHD * VSFTPD * PRO-FTPD * ..... Monitoring services * Zabbix (including integration with Asterisk) * Nagios * Cacti Asterisk installation and support - http://asterisk-service.com free help on Q&A - https://asterisk-service.com/forum/help-1 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 0061555119VoIP9155868709: 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 audigomez21
    1.4
    1 review $24 USD per hour
    I have extensive experience in the field, knowledge in 0061555119voip9155868709, callcenter systems. experience in the following area : -Asterisk / Elastix / FreePBX / Issabel/Xorcom/GrandstreamUCM - Hosted PBX Solutions. - Asterisk Security. - Call Center Solutions (Vicidial,Goautodial).
    I have extensive experience in the field, knowledge in voip, callcenter systems. experience in the following area : -Asterisk / Elastix / FreePBX / Issabel/Xorcom/GrandstreamUCM - Hosted PBX Solutions. - Asterisk Security. - Call Center Solutions (Vicidial,Goautodial). less
  • Hire polto
    3.1
    1 review $20 USD per hour
    ( mosquitto lib) 0061555119VOIP9155868709/SIP ( pjsip lib) Systems : Linux MAC OSX Embedded Linux Create Linux Embedded systems from scratch ( Cross Compiling
    Programming : c c++ Qt4 Qt5 node.js sql Technologies (Libraries): AUDIO ( portaudio lib ) IMAGE PROCESSING ( opencv lib) MQTT ( mosquitto lib) VOIP/SIP ( pjsip lib) Systems : Linux MAC OSX Embedded Linux Create Linux Embedded systems from scratch ( Cross Compiling) hardware Modules : Raspberry PI Arduino XBEE RFID GSM SIM800 SIM900 GPS MODBUS (TCP/IP) (RTU) CANBUS TOUCHSCREEN LORA PHPOC less

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