Thuê Asterisk PBX Developers

  • Asterisk PBX
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  • Thuê Asterisker
    4.8
    39 đánh giá $14 USD mỗi giờ
    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 ít hơn
  • Thuê dailas
    4.1
    15 đánh giá $20 USD mỗi giờ
    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. ít hơn
  • Thuê voiplinux
    4.0
    4 đánh giá $25 USD mỗi giờ
    VOIP engineer, 15+ years of experience. Doing Server-side installs of VOIP billing/routing, custom IVR, PBX, CRM, CallCenters Development of SIP Android Dialers, WEB-rtc dialers, click2dial etc.. Most skilled in Asterisk PBX (dialplan,AGI/AMI/ARI ), custom modules on C, bash, API development. Expert in :...
    VOIP engineer, 15+ years of experience. Doing Server-side installs of VOIP billing/routing, custom IVR, PBX, CRM, CallCenters Development of SIP Android Dialers, WEB-rtc dialers, click2dial etc.. Most skilled in Asterisk PBX (dialplan,AGI/AMI/ARI ), custom modules on C, bash, API development. Expert in : VMware(ESXi, vCenter, iSCSI setup ), QEMU, OpenVZ,(Proxmox) Also skilled in: - FreeSwitch(fusionPBX), Kamailio, A2billing, webrtc(sipml5,sipjs), - SQL (I am SyBase expert!, also mysql,postgre etc..) - Cisco Programming on: php, bash, C, JavaScript, CSS Protocols: SIP/H323, RADIUS, REST API, SSL, SNMP Pro in commercial VOIP products: - ItelSwitch (core4billing, dialers, ByteSaver, Callshop) from REVE soft. - MVTS wholesale / SnapBilling, Billbery(jerasoft) - VoiceMaster Billing, VM/SM, PBX, Norfa, Tornado M* (www.sysmaster.com) - VOS3000 Have created my own call-center solution (WEB Gui, dialing scripts, web callback) ít hơn
  • Thuê leonik375
    4.1
    12 đánh giá $10 USD mỗi giờ
    I have spent more than 10 years on computers administration My skills: - Linux servers - setup and support - Windows servers - setup and support - Any desktop OS - Asterisk|FreePBX|Elastix - MySQL, msSQL, and all database engines you can even imagine - All kind of network gear(routers, switches, etc.) - I have...
    I have spent more than 10 years on computers administration My skills: - Linux servers - setup and support - Windows servers - setup and support - Any desktop OS - Asterisk|FreePBX|Elastix - MySQL, msSQL, and all database engines you can even imagine - All kind of network gear(routers, switches, etc.) - I have some experience in MailChimp ít hơn
  • Thuê arodrigue
    6.0
    67 đánh giá $35 USD mỗi giờ
    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. ít hơn
  • Thuê Pathakrohan
    1.9
    2 đánh giá $20 USD mỗi giờ
    10 Years of total experience in the Networking field. 10 years experience on Cisco Routers & Switches. 5+ Years experience on Cisco Nexus Switches and Cisco Wireless 5+ Years experience on Firewalls (Juniper &ASA), Load Balancers (F5 & ACE) 5+ Years experience with Cisco Ironports, Cisco ACS 2+ Years of Experience on...
    10 Years of total experience in the Networking field. 10 years experience on Cisco Routers & Switches. 5+ Years experience on Cisco Nexus Switches and Cisco Wireless 5+ Years experience on Firewalls (Juniper &ASA), Load Balancers (F5 & ACE) 5+ Years experience with Cisco Ironports, Cisco ACS 2+ Years of Experience on MPLS (Alcatel), DWDM (Fujitsu & Alcatel) 2+ years of experience on AWS & Asterisk Cisco Certifications - - CCNP Certified - CCNA Voice Certified ít hơn
  • Thuê frugees
    3.8
    3 đánh giá $30 USD mỗi giờ
    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 ít hơn
  • Thuê lawrence37
    3.5
    7 đánh giá $50 USD mỗi giờ
    I have over 15 years system administration experience with a number of distributions of linux / unix and windows server, working for a large number of blue chip companies here in the UK. Skill-List (Including but not limited to): Windows 2000-2016 Server Exchange 2003-2016, Office365 Linux / Unix Administration SAN...
    I have over 15 years system administration experience with a number of distributions of linux / unix and windows server, working for a large number of blue chip companies here in the UK. Skill-List (Including but not limited to): Windows 2000-2016 Server Exchange 2003-2016, Office365 Linux / Unix Administration SAN Storage (NetApp, EMC Clariion, HP MSA/EVA/Lefthand) Server Virtualization (Vmware ESX, XenServer, Openstack) Desktop Virtualization (Vmware View, Xen Desktop) Application Virtualization (Thinapp, Xenapp) Networking (Cisco, Juniper, HP, Extreme, Ubiquiti) Firewall / IDS (Cisco, Fortigate, Juniper) Backup (CA Arcserve, HP Data protector, R1Soft, Veeam) Server administration (MsSQL, MySQL, Oracle (inc forms & reports), InnoDB, IIS, Apache, SCCM, WSUS) VoIP Solutions (Nortel, Avaya, Shoretel, Asterisk, FreePBX) Penetration Testing / Server Security/Hardening WHMCS, DirectAdmin, cPanel, Webmin AWS, Azure Config/Management ít hơn
  • Thuê vantuanvn
    2.6
    1 đánh giá $15 USD mỗi giờ
    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 ít hơn
  • Thuê AbrahamBU
    4.6
    10 đánh giá $17 USD mỗi giờ
    Good Day, 8+ 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...
    Good Day, 8+ 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. Experienced with a lot of equipment (VoIP/Network) and their scripting language Ability to train, motivate and supervise a team Kindly please contact me for more details. ít hơn

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