VoIP Developers For Hire

  • VoIP
Suggestions:
more

Countries

Specific Location

Exams

Hourly Rate (USD)

Rating

Online

Showing 73 results
  • Hire     Erewin
Hire     Erewin

    Erewin Erewin

    Russian Federation $30 USD / hour
    Voip developer
    Russian Federation
    6.4
    48 reviews 48 reviews $30 USD per hour
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking....
    Hello, my friends! There are what i have done in this 2019-2020 year. 2020: ☑ Ready autodialer based on Issabel in 1 hour with forms and reports. ☑ Ansible script for deploy drachtio and simple JS app ☑ Email2Fax gateway ☑ Webrtc client with web frontend based on SIPJS. ☑ Customize Asterisk for License checking. Written on C inside source files. 2019: ☑ Webrtc2sip server with Encrypted RTP ☑ Callback + AMD based on FreePBX ☑ click2call php script for Asterisk based PBXs ☑ deploy opensips server (with web panel) with 200cps\6000 concurrent calls ☑ deploy zabbix monitoring system for voip servers ☑ Increase disk space on VM without power off ☑ Moving VMs between ESXI hosts ☑ Colored fax on Hylafax+ ☑ Raspberry Bluetooth Asterisk voip\gsm gateway, ☑ Voip Push Notification iOS, Android ☑ Bluetooth-Asterisk-GSM Gateway, ☑ SIP Load-Balancers Between, ☑ TLS SIP Implementation, ☑ Freepbx Survey module, ☑ Whitelist Kamailio sip server for millions numbers in db, ☑ AGI -> PAMI scripts convert to make server more faster for wholesale, I am voip developer who loves his job. Be free to ask me any question. less
  • Hire Erewin
  • Hire     msdalaa
Hire     msdalaa

    msdalaa msdalaa

    Tunisia $25 USD / hour
    Full stack .Net Core Developer
    Tunisia
    2.8
    1 review 1 review $25 USD per hour
    I am a Microsoft technologies developer. I have 3+ years of experience with .Net Core and 5 years of experience in web development. I work with C#, Asp.Net MVC, Asp.Net Core, Razor, EF, EF Core, T-SQL and WPF. Fluent in English, French and Arabic.
    I am a Microsoft technologies developer. I have 3+ years of experience with .Net Core and 5 years of experience in web development. I work with C#, Asp.Net MVC, Asp.Net Core, Razor, EF, EF Core, T-SQL and WPF. Fluent in English, French and Arabic. less
  • Hire msdalaa
  • Hire     AhmedHElsheikh
Hire     AhmedHElsheikh

    AhmedHElsheikh AhmedHElsheikh

    Egypt $30 USD / hour
    Expert Network Engineer
    Egypt
    5.2
    44 reviews 44 reviews $30 USD per hour
    I am an Expert Network Engineer. I have great hands-on experience for more than 5 years in various network technologies. I have Cisco CCNA & CCNP (Routing & Switching) and CCNP Enterprise (Enterprise Core & Enterprise Advanced Infrastructure Implementation) certifications. I have Juniper JNCIA-Junos (JN0-102) and...
    I am an Expert Network Engineer. I have great hands-on experience for more than 5 years in various network technologies. I have Cisco CCNA & CCNP (Routing & Switching) and CCNP Enterprise (Enterprise Core & Enterprise Advanced Infrastructure Implementation) certifications. I have Juniper JNCIA-Junos (JN0-102) and JNCIA (Cloud) certifications. I have very good knowledge in Cisco wireless technology (control based & stand alone), VOIP & Network Security with previous work experience. I have very good knowledge in SD-WAN technology and I have a previous work experience in it. My specialties: - Design/implement medium and large scale enterprise networks. - Configure Cisco Routers (ASR 1K & 9k, 2900, 2800, ISR 4K, 878, 888), Switches (Cat 6500, 3750, 3850, 2900, 2960, SG- 300, SG-500, [Nexus 5K, 7K and 9K]), Firewalls ([ASA 5505, 5506x, 5508], Fortigate, Palo Alto) and Wireless Acess Points 1800 and 2700. - Configure Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei, Mikrotik, HP & Ubiquiti devices Expert. - Packet Tracer, GNS-3, EVE-NG, VMWare workstation & VirtualBox Expert. - Routing protocols (RIP, OSPF, EIGRP, ISIS & BGP) Configuration and troubleshooting Expert and Switching Expert (VLANs, STP, VTP...). - VPNs Configuration Expert (IPSEC/L2TP, GRE/PPTP, OPENVPN & SoftEther). - Linux, Unix & windows servers Expert. - Wireshark Traffic Capture & Analysis Expert. - Write technical reports and summaries. less
  • Hire AhmedHElsheikh
  • Hire     FranMercedesG
Hire     FranMercedesG

    FranMercedesG FranMercedesG

    Dominican Republic $40 USD / hour
    Ing . Computer Systems
    Dominican Republic
    5.8
    65 reviews 65 reviews $40 USD per hour
    ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database: MySQL, Postgres, MongoDB Cache & Proxy: Squid, Nginx, and Lusca. Mail Server: Postfix, Sendmail, IredMail, Qmail, and...
    ● Linux/Unix System Administration - Installation and Configuration Storage: ISCSI, DRBD, GlusterFS, and Ceph. File servers: FTP, NFS, and Samba. Web Server: Apache, Tomcat, and Nginx. Database: MySQL, Postgres, MongoDB Cache & Proxy: Squid, Nginx, and Lusca. Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation: Ansible. Network Services: DNS, NTP, VPN, and DHCP. Identity Authentication: OpenLDAP, and FreeIPA. Security: IPtables, Firewalld, SELINUX Monitoring: Nagios, Zabbix, and Cacti. ● Virtualization and Cloud Computing KVM: Proxmox, RHEV, and OVIRT VMware: VSphere 5.x, VSphere 6.x Cloud: OpenStack Hyper-V ● Networking and Security Firewalls, Routers, Load Balancers: MikroTik, Cisco, Soniwalll and Pfsense. VPN: Management and configure Site-to-Site/VPN-as-Service (L2TP-PPTP/OVPN) ● VoIP Asterisk / Elastix / FreePBX / Issabel Hosted PBX Solutions. Asterisk Security Call Center Solutions (Vicidial,Goautodial). Custom Asterisk Development (PHPAGI,Bash Scripting). less
  • Hire FranMercedesG
  • Hire     frugees
Hire     frugees

    frugees frugees

    Cameroon $50 USD / hour
    Sr. Network Consultant
    Cameroon
    4.7
    14 reviews 14 reviews $50 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 frugees
  • Hire     RafimKs
Hire     RafimKs

    RafimKs RafimKs

    India $40 USD / hour
    Expert System, Network & VOIP Administrator
    India
    5.2
    29 reviews 29 reviews $40 USD per hour
    I am excited to offer 12 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL...
    I am excited to offer 12 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" less
  • Hire RafimKs
  • Hire     gdmlnx
Hire     gdmlnx

    gdmlnx gdmlnx

    Argentina $35 USD / hour
    Unix Consultor, Devops and Cloud Engineer.
    Argentina
    4.7
    13 reviews 13 reviews $35 USD per hour
    Unix (Solaris, Hp-UX, AIX). GNU/Linux (Red Hat, Slackware, Debian. Servidores/Clientes: Firewalling (iptables, ipchains,Nat,ipfw, ipfilter, Shorewall).Smb File Server. Advanced Power Virtualization on IBM systems HACMP Apache Web Server. Squid Proxy Server (proxy cache, transparent proxy). FTP Server(ftpd)DHCP...
    Unix (Solaris, Hp-UX, AIX). GNU/Linux (Red Hat, Slackware, Debian. Servidores/Clientes: Firewalling (iptables, ipchains,Nat,ipfw, ipfilter, Shorewall).Smb File Server. Advanced Power Virtualization on IBM systems HACMP Apache Web Server. Squid Proxy Server (proxy cache, transparent proxy). FTP Server(ftpd)DHCP server, DNS cache server (dnsmasq). SSH Server. Logical Volume Manager (LVM; GNU/LINUX, HP-UX) Svm (solaris volume manager) Veritas VM Servidores de Impresion(cups) Asterisk-Siemens-Alcatel.E1. SS7 - DSLAM - OLT automation and cloud : docker ansible AWS terraform ********************** +10 years Experience on Unix-like sistems , please go over my linkedin resume for further information. Red-hat cerfified : 120-172-655 Unix-LIke Systems Administration.- AIX Admin; pseries Power VM Red-Hat GNU/LINUX less
  • Hire gdmlnx
  • Hire     iKcon
Hire     iKcon

    iKcon iKcon

    India $25 USD / hour
    A2billing. Free/FusionPBX. Vicidial. ASTPP. GoAuto
    India
    6.2
    38 reviews 38 reviews $25 USD per hour
    We are Team iKcon Infotech!! Above 7 years of Expertise in VoIP Based Products. We majorly deal in below stated products and our focus in customer satisfaction which turns out to be automatic more references. That is the reason what from past years our Completion ratio is above 95% ...
    We are Team iKcon Infotech!! Above 7 years of Expertise in VoIP Based Products. We majorly deal in below stated products and our focus in customer satisfaction which turns out to be automatic more references. That is the reason what from past years our Completion ratio is above 95% Open Source System * A2Billing * ASTPP * Vicidial * FreePBX * FusionPBX * OpenSIP * Asterisk * Elastix * GoAutodial * Freeswitch VoIP Mobile Dialer * Linphone * CSipsimple Any kind of Customization or Development in VoIP Open Source Products. We have our own customized version of A2billing, ASTPP, Vicidial, FusionPBX and more. For more information about iKcon Infotech check our website. less
  • Hire iKcon
  • Hire     arodrigue
Hire     arodrigue

    arodrigue arodrigue

    Dominican Republic $35 USD / hour
    Asterisk/Linux Expert /PHP/MySQL/Python Dev 14 yrs
    Dominican Republic
    6.1
    73 reviews 73 reviews $35 USD per hour
    Hello my name is Ambiorix, welcome to my profile. I'm an active member of the Asterisk community since 2007 . I'm always willing to make any demo at no cost before you hire me, just to make sure I will provide you exactly what you are looking for. I have extensive, practical and relevant industry experience in the...
    Hello my name is Ambiorix, welcome to my profile. I'm an active member of the Asterisk community since 2007 . I'm always willing to make any demo at no cost before you hire me, just to make sure I will provide you exactly what you are looking for. I have extensive, practical and relevant industry experience in the following area : -> Asterisk and FreePBX customizations. -> Custom Asterisk Development (PHPAGI,Bash Scripting). -> Hosted PBX Solutions (Amazon AWS, DIgitalOcean, SolarVPS). -> Recording System -> Call Reporting (CDR) -> Complex IVR Solutions (Databases Integrations, Web app Integration). -> Call Center Solutions (Vicidial,Goautodial). -> Broadcasting System. -> Technical Consultancy. -> Asterisk & MYSQL-PHP Integration. -> Asterisk Security (Fail2ban, IPTABLES). -> PHP and MYSQL Developer. less
  • Hire arodrigue
  • Hire     abd4d5
Hire     abd4d5

    abd4d5 abd4d5

    Lebanon $35 USD / hour
    Network Engineer, CCNP Collaboration, CCNP R&S
    Lebanon
    5.1
    16 reviews 16 reviews $35 USD per hour
    High technical expertise based on years of experience in Cisco Gold Partner integrator: - Implement Routing, Switching, Wireless and Network Security projects(ASA Configuration) - Implementation and integration of Unified Collaboration projects based on Cisco UC Technology. - Cisco Contact Center deployments with...
    High technical expertise based on years of experience in Cisco Gold Partner integrator: - Implement Routing, Switching, Wireless and Network Security projects(ASA Configuration) - Implementation and integration of Unified Collaboration projects based on Cisco UC Technology. - Cisco Contact Center deployments with Scripting ( UCCX , UCCE , PCCE ). - Configuration, testing, operation, maintenance and management of voice - Cisco IOS Voice Protocols based on SIP, MGCP and - Perform analysis and diagnosis of complex networking problems including Unified Communications and Collaboration solutions (CUCM, CME, CUIC, CUE, CUC...) - Configuring Cisco L2 & L3 Switches (STP, VTP, VLANs, and Network High Availability). - Configured Wireless technologies, cisco WLC and Cloud based AP (Meraki). - Good experience in Installing, deployment and integration open source voice system(asterisk). less
  • Hire abd4d5

Hey , here are some offline freelancers

Hey , here are some offline freelancers matching ""