Asterisk PBX Developers Para Contratar

  • Asterisk PBX
Sugestões:
mais

Países

Localização específica

Exames

Preço por hora (USD)

Avaliação

On-line

  • Contratar Asterisker
    4.8
    39 comentários $14 Dólares por hora
    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 menos
  • Contratar dailas
    4.1
    15 comentários $20 Dólares por hora
    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. menos
  • Contratar voiplinux
    4.0
    4 comentários $25 Dólares por hora
    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) menos
  • Contratar frugees
    6.1
    78 comentários $30 Dólares por hora
    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 menos
  • Contratar lawrence37
    3.5
    7 comentários $50 Dólares por hora
    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 menos
  • Contratar vantuanvn
    5.4
    31 comentários $15 Dólares por hora
    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 menos
  • Contratar AbrahamBU
    4.6
    10 comentários $17 Dólares por hora
    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. menos
  • Contratar bhruguios
    2.2
    2 comentários $50 Dólares por hora
    - 11 years of experience. Mobile: - Developed 30 Native, iOS and android app and 5 hybrid app (IONIC, React Native, Sencha) and Website: 2 websites developed/designed VoIP Expertise: * Asterisk,FreePBX,FreeSwitch,OpenSips,A2billing customizations. * Asterisk/OpenSips Development (PHPAGI,Bash Scripting,C module). *...
    - 11 years of experience. Mobile: - Developed 30 Native, iOS and android app and 5 hybrid app (IONIC, React Native, Sencha) and Website: 2 websites developed/designed VoIP Expertise: * Asterisk,FreePBX,FreeSwitch,OpenSips,A2billing customizations. * Asterisk/OpenSips Development (PHPAGI,Bash Scripting,C module). * IVR Solutions. * Autodialer/Preductive Dialer * Call Center Solutions. * Broadcasting System. * Softphone, Softphone dialer VoIP Projects Developed: IVR, Preductive dialer, SMS schedular, Conferece monitor, Inter-Office communication, International routing - I can do your project from start to finish with quality work. - Bug free and clean coding. - Honest and Polite - Love mobile/Web/VoIP technology - Strong experience in field - Believe in Quality work - Smart work, not hard work - Always ready to take the challenge menos
  • Contratar AndreasZwiebel
    2.0
    1 comentário $8 Dólares por hora
    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. menos
  • Contratar linuxfreak1985
    5.6
    34 comentários $15 Dólares por hora
    Quality Never an Accident but it is Always Result of High Intention and Professional Effort 99WebDesigns is the top Website Development Agency based in Karachi, We have been serving Website Design / Development / Android and Server Administration jobs for past 6 years and have developed over 5000 live Ecommerce...
    Quality Never an Accident but it is Always Result of High Intention and Professional Effort 99WebDesigns is the top Website Development Agency based in Karachi, We have been serving Website Design / Development / Android and Server Administration jobs for past 6 years and have developed over 5000 live Ecommerce Websites. The sole aim of creation of 99webdesigns is to provide best of coding and programming experience for clients so that their websites could be listed at top with google because of neat and clean code Our Expertise: 1. Wordpress Themes / Plugins Coder 2. Graphic |/Logo and Business card design 3. Illustrator / PhotoShop Designer 2. Responsive Website Design / Bootstrap / HTML5/ CSS3 3. Woocommerce plugins / Websites 4. Android / Mobile Phone 5. Ecommerce Solutions Features of Service • 100% Customer Satisfaction • Perfect 5 star reviews!! • Good communication availability 24/7 menos

Ei , veja aqui alguns freelancers que estão off-line

Ei , veja aqui alguns freelancers que estão off-line e correspondem ""