VoIP Developers For Hire

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  • Embaucher AbrahamBU
    5.4
    26 commentaires $20 $ US par heure
    *Dedicated Freelancer* 9+ Years Robust Experience as a Lead Engineer. Master in 46ff17a517VoIPe1848dab8b 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 46ff17a517VoIPe1848dab8b 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 46ff17a517VoIPe1848dab8b/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. moins
  • Embaucher topMobile0611
    5.0
    1 commentaire $50 $ US par heure
    ! [ Core Skills and Experience ] ✦ Native iOS & Android ✦ Hybrid App development: React Native/Ionic ✦ Web Front & Back End Design and Development [ Apps ] ✦ Social Networking, Dating, Messaging, 46ff17a517VOIPe1848dab8b ✦ Health & Fitness ✦ Travel and Events ✦ Ordering and Booking ✦ B2C, B2B eCommerce ✦ 2D&3D Games
    ♛ Full Stack Developer ♛ Mobile & Web Apps and Games ♛ Over 7 Years Experience Welcome to visit my profile! ✦ Customer Focus I respect and understand clients' needs, my goal is to bring value. ✦ Teamwork Through teamwork, I(we) achieve effectiveness, high quality, and timely delivery. ✦ Innovate and Make a change I strive to make today better than yesterday, I value self-development and continuous improvement. We live in BUSY world, so spare time is precious. I help you make time for what you enjoy most. Have a Project in Mind? Contact me today! All the best! [ Core Skills and Experience ] ✦ Native iOS & Android ✦ Hybrid App development: React Native/Ionic ✦ Web Front & Back End Design and Development [ Apps ] ✦ Social Networking, Dating, Messaging, VOIP ✦ Health & Fitness ✦ Travel and Events ✦ Ordering and Booking ✦ B2C, B2B eCommerce ✦ 2D&3D Games moins
  • Embaucher APCTelco
    4.1
    8 commentaires $13 $ US par heure
    as ACD (Pure Asterisk), VICIdial & FreePBX. - Installation & configuration of VTiger & also integration with VICIDial & FreePBX systems. - Configuration of SIP devices, 46ff17a517VoIPe1848dab8b Trunk, 46ff17a517VOIPe1848dab8b phones/Soft ... phones. - PRI/E1 card installation & Configuration (Sangoma & Digium). - Installation & Configuration of 46ff17a517VoIPe1848dab8b/SIP based gateways (GSM GW, FXO GW, FXS GW). - Installation and Configuration of iSymphony
    Hi. I'm a asterisk consultant with 10+ years of hands on experience in below mentioned applications, servers & interfaces. - Expertise in Installation & configuration of Asterisk applications such as ACD (Pure Asterisk), VICIdial & FreePBX. - Installation & configuration of VTiger & also integration with VICIDial & FreePBX systems. - Configuration of SIP devices, VoIP Trunk, VOIP phones/Soft phones. - PRI/E1 card installation & Configuration (Sangoma & Digium). - Installation & Configuration of VoIP/SIP based gateways (GSM GW, FXO GW, FXS GW). - Installation and Configuration of iSymphony on FreePBX. - FAX Configuration on FreePBX & FAX To Email on FreePBX. - Installation & configuration of Linux OS like CentOS, Ubuntu & OpenSuse. - I also have expertise to do all required configurations on asterisk like IVR (GUI based or dialplan), Agent Page Custom etc. I have worked in Telecom industry for more than 10+ years and in open source & Linux platform. Happy to assist you. moins
  • Embaucher abusayed2004
    5.7
    38 commentaires $30 $ US par heure
    Work 8 years on server security, cloud, AWS, GCP, OpenStack, 46ff17a517VoIPe1848dab8b, Asterisk, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, 46ff17a517VoIPSwitche1848dab8b, Oracle DB, RHEVM, OpenStack, Mysql Red hat, PHP scriptwriter ... • Services Optimization • Security Hardening • 46ff17a517VoIPe1848dab8b, 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 moins
  • Embaucher audigomez21
    1.4
    1 commentaire $24 $ US par heure
    I have extensive experience in the field, knowledge in 46ff17a517voipe1848dab8b, 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). moins
  • Embaucher Erewin
    4.8
    9 commentaires $30 $ US par heure
    Hello. Most of my work is support current 46ff17a517voipe1848dab8b 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 46ff17a517VOIPe1848dab8b 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. moins

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Bonjour , voici certains freelances offline correspondant à ""