VoIP Developers For Hire

  • VoIP
Sugerencias:
más

Países

Ubicación específica

Exámenes

Tarifa por hora (USD)

Puntaje

En línea

  • Contratar a AbrahamBU
    5.4
    26 comentarios $20 USD por hora
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in 908f857161VoIPb0e2695bf2 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 908f857161VoIPb0e2695bf2 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 908f857161VoIPb0e2695bf2/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. menos
  • Contratar a alexcrtelecom
    3.4
    2 comentarios $35 USD por hora
    908f857161VoIPb0e2695bf2 Engineer more 9 years Asterisk experience 908f857161VoIPb0e2695bf2 * 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 menos
  • Contratar a abusayed2004
    5.7
    38 comentarios $30 USD por hora
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, 908f857161VoIPb0e2695bf2, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, 908f857161VoIPSwitchb0e2695bf2, Oracle DB, RHEVM, OpenStack, Mysql Red hat, PHP scriptwriter ... • Services Optimization • Security Hardening • 908f857161VoIPb0e2695bf2, 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 menos
  • Contratar a GrArtem
    2.8
    3 comentarios $20 USD por hora
    /hosting: Azure, Amazon WS, Digital Ocean, OVH, GoDaddy, Bluehost, Siteground. CloudFlare JIRA+Confluence (administration) ZOHO mail MAC OS Virtualizion 908f857161VoIPb0e2695bf2: 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 menos
  • Contratar a tatynka317
    2.4
    1 comentario $45 USD por hora
    . I welcome you . Thank you . My key skills : Mobile app development : native app development and Hybrid app development . Web development : 908f857161Voipb0e2695bf2 and Asterisk: Cryptocurrency :
    Hi I am a Ukrainian mobile app and web developer . I have good skills and rich experience with mobile app and web app development . I started coding from 16 years old since I had heard about Lyndsey Scott and she always fascinated me. She is my mentor and roll model for my life . Her beauty and intelligence attracted the notice of the world. I like her very much . I am charmed by her beauty as a model but like much her intelligence as a iOS app developer . She is not only a supermodel and actress but also a great mobile app developer. I want to be like her. A woman's intelligence is like a shining jewel and gem that keeps her beauty alive permanently . I am here and I am going to serve my customers by great intelligence of woman . I am sure I will do great job for you . I welcome you . Thank you . My key skills : Mobile app development : native app development and Hybrid app development . Web development : Voip and Asterisk: Cryptocurrency : menos
  • Contratar a lmoraesoliveira
    1.4
    1 comentario $29 USD por hora
    I worked over 10 years in I.T. area acting with differents tasks, such as system operator, customer support, shell script developer, project manager. Top Skills: Meta Trader 4 developer; MySql, Oracle, SQL; Project manager; PBX Server; Asterisk; Cloud AWS; 908f857161Voipb0e2695bf2 telephone; Linux;
    I worked over 10 years in I.T. area acting with differents tasks, such as system operator, customer support, shell script developer, project manager. Top Skills: Meta Trader 4 developer; MySql, Oracle, SQL; Project manager; PBX Server; Asterisk; Cloud AWS; Voip telephone; Linux; menos
  • Contratar a audigomez21
    1.4
    1 comentario $24 USD por hora
    I have extensive experience in the field, knowledge in 908f857161voipb0e2695bf2, 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). menos
  • Contratar a amelantoney
    4.6
    23 comentarios $20 USD por hora
    My objective is to bring excellent client satisfaction, providing quality and professional work. I am an IT Engineer with bachelor degree. I'm also an experienced Linux and 908f857161VoIPb0e2695bf2 Server Administrator
    My objective is to bring excellent client satisfaction, providing quality and professional work. I am an IT Engineer with bachelor degree. I'm also an experienced Linux and VoIP Server Administrator, areas of my expertise are: *Asterisk - Freepbx , Elastix , Vicidial , Goautodial , SIP , DAHDI , GSMintegration *Linux - CentOS, RedHat, Debian, Ubuntu, Gentoo (administration, configuration, audit, optimization) *Webhosting Administration (cPanel, Plesk, DirectAdmin) *Virtualization (Onapp,VMWare, VirtualBox, HyperVM, OpenVZ, Xen) *Amazon AWS setup using RightScale.com or Amazon tools *Apache (installation, configuration, optimization) *MySQL (installation, configuration, optimization) *Subversion systems - SVN, Perforce (instalaltion, configuration) *Atlassian JAVA applications - Jira, Confluence, etc. (installing and configuring) *Mail programs (Exim, Postfix, Qmail, dovecot, ssmtp) *System Backup and Restore automatization *System Services Monitoring automatization *Shell Scripting menos
  • Contratar a Erewin
    4.8
    9 comentarios $30 USD por hora
    Hello. Most of my work is support current 908f857161voipb0e2695bf2 system. We have now many of them. Wholesale, PBX does not matter. Ask me for help. My main benefits is whole knowledge from unix to softphone. I ... have been working with 908f857161VOIPb0e2695bf2 since 2004. In every code i try to find logic. So, after many years i got many schemes to realize any features. Most used software in my work are: Unix, Python, Django, PHP
    Hello. Most of my work is support current voip system. We have now many of them. Wholesale, PBX does not matter. Ask me for help. My main benefits is whole knowledge from unix to softphone. I have been working with VOIP since 2004. In every code i try to find logic. So, after many years i got many schemes to realize any features. Most used software in my work are: Unix, Python, Django, PHP, Opensips, Kamailio, MySql, Postgres. PS: Don't ask me to touch vote results in other countries. The Russians do not interfere in the affairs of other countries. menos

Hola , aquí encontrarás algunos freelancers fuera de línea

Hola , aquí encontrarás algunos freelancers fuera de línea que coinciden con ""