VoIP Developers For Hire

  • VoIP
Suggestions:
more

Countries

Specific Location

Exams

Hourly Rate (USD)

Rating

Online

  • Hire dailas
    4.1
    8 reviews $20 USD per hour
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support.
    Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), user support, computer maintenance and support, Web-services, CCTV More than 5 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. less
  • Hire polto
    3.5
    2 reviews $20 USD per hour
    Programming : c c++ Qt4 Qt5 sql Technologies (Libraries): AUDIO ( portaudio lib ) IMAGE PROCESSING ( opencv lib) MQTT ( mosquitto lib) VOIP/SIP ( pjsip lib) Systems : Linux MAC OSX Embedded...
    Programming : c c++ Qt4 Qt5 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 RPI Zero less
  • Hire Asterisker
    3.7
    6 reviews $14 USD per hour
    Work with VoIP and PSTN, experience with the signaling protocols: SIP, SDP, RTP, IAX2, H323, SS7, TLS, SRTP. Interfaces DAHDI, AMI, AGI, PRI. Setting up and supporting Call centre, about 30 operators. Setting up VoIP using Asterisk, dialplan creating, developing Asterisk code, PHP, bash. Assisting developers with...
    Work with VoIP and PSTN, experience with the signaling protocols: SIP, SDP, RTP, IAX2, H323, SS7, TLS, SRTP. Interfaces DAHDI, AMI, AGI, PRI. Setting up and supporting Call centre, about 30 operators. Setting up VoIP using Asterisk, dialplan creating, developing Asterisk code, PHP, bash. Assisting developers with any service-related issues or feature requests. Jointly managing a network of 300 phones. Reporting based on CDR, CEL, queue_log database data. Configuring VoIP gateways Cisco, Addpac, Allvoip, Linksys, Snom, Polycom, GrandStream, D-Link, softphone Zoiper Communicator. PSTN ATS Panasonic KX-TDA100 KX-TDA200. Auto-provisioning with xml files via TFTP, HTTP, HTTPS protocols. Testing with sipp. Data quality for associated reporting systems. Configuring and monitoring VoIP equepment with Zabbix, Cacti, Monit, MRTG Extensive experience administering Linux servers. (Centos, Debian) . Services Apache, NGINX, DNS DHCP TFTP MySQL. Some experience with virtualization on VMware ESXi less
  • Hire frugees
    3.6
    3 reviews $30 USD per hour
    Sr. Network Consultant CCNP / CCIP / MCITP / LPI Level 3 / ITIL FOUNDATIONS Active Since 2008 for Binary Integrated Solutions
    Sr. Network Consultant CCNP / CCIP / MCITP / LPI Level 3 / ITIL FOUNDATIONS Active Since 2008 for Binary Integrated Solutions less
  • Hire catlook
    1.0
    1 review $111 USD per hour
    I’ve been recording audio for web videos, online classes, phone systems, video games, and audio books for over three years. I have a studio with state-of-the-art equipment and do all my own quality assurance, editing, post-production and mastering so that I can guarantee the finished product. I’m easy to work with,...
    I’ve been recording audio for web videos, online classes, phone systems, video games, and audio books for over three years. I have a studio with state-of-the-art equipment and do all my own quality assurance, editing, post-production and mastering so that I can guarantee the finished product. I’m easy to work with, and I’m eager to tweak my recording until it matches your vision! less
  • Hire GrArtem
    0.0
    2 reviews $20 USD per hour
    I'm a System Administrator with more than 4 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...
    I'm a System Administrator with more than 4 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 vantuanvn
    5.9
    69 reviews $15 USD per hour
    We provide high quality service in areas : -Mobile Applications -Web Applications. -Enterprise Applications. -Graphical Design. -High Performance Computing. -Data Mining. -Machine Learning
    We provide high quality service in areas : -Mobile Applications -Web Applications. -Enterprise Applications. -Graphical Design. -High Performance Computing. -Data Mining. -Machine Learning less
  • Hire AndreasZwiebel
    2.0
    1 review $8 USD per hour
    I'm interested in using my knowledge as much as possible, and to improve my skills. Every trouble that anyone meets - is a chance to increase the experience. I prefer to work with the honest customers. When I bid on the project - I do all my best to complete it. I expect my customers to be honest with me.
    I'm interested in using my knowledge as much as possible, and to improve my skills. Every trouble that anyone meets - is a chance to increase the experience. I prefer to work with the honest customers. When I bid on the project - I do all my best to complete it. I expect my customers to be honest with me. less
  • Hire kkkaaan
    2.7
    6 reviews $20 USD per hour
    I have experience of carrying out a full stroke of operations from a choice, installation, attending on the following systems: Telephony: - Digital exchanges of Panasonic - all ruler. - Speech Panasonic processors VOIP - a2billing - Asterisk - Panasonic - Microsoft Lync - Cisco - CRM IPTV - Middleware stalker ...
    I have experience of carrying out a full stroke of operations from a choice, installation, attending on the following systems: Telephony: - Digital exchanges of Panasonic - all ruler. - Speech Panasonic processors VOIP - a2billing - Asterisk - Panasonic - Microsoft Lync - Cisco - CRM IPTV - Middleware stalker - ffmpeg - nginx - wowza Antivirus - ESET less
  • Hire Gauravsingh9828
    1.0
    1 review $10 USD per hour
    Over 3 years of experience as IT system administrator. Our skills include a deep knowledge of Redhat, WEB hosting services , Email marketing and different virtualization techniques. What services we provide:- * Different cloud services such as AWS, linode, Digital ocean, Google cloud etc. *Web hosting services:-...
    Over 3 years of experience as IT system administrator. Our skills include a deep knowledge of Redhat, WEB hosting services , Email marketing and different virtualization techniques. What services we provide:- * Different cloud services such as AWS, linode, Digital ocean, Google cloud etc. *Web hosting services:- WHm/Cpanel, CentaOs web Panel, Plesk Panel Manage all type of server like Dedicated, VPS, Shared server,Server Security Server Monitoring , Server Setup and Management, Backup Management , BackupServer Migration, SSL Installation , Interspire Email Marketer, DDOS Protection, NGINX Email Campaign Managers:- Interspire, Sendy, Oempro, sendgrid etc. less

Hey , here are some offline freelancers

Hey , here are some offline freelancers matching ""