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Asterisk PBX Linux PHP Software Architecture VoIP
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Avatar Pengguna
$75 USD / jam
Bendera UNITED KINGDOM
huddersfield, united kingdom
$75 USD / jam
Sekarang ini 3:44 PTG di sini
Menyertai pada November 10, 2008
3 Syor

Errol S.

@esamuels

5.0 (26 ulasan)
6.5
6.5
$75 USD / jam
Bendera UNITED KINGDOM
huddersfield, united kingdom
$75 USD / jam
100%
Pekerjaan Disiapkan
100%
Mengikut Bajet
100%
Tepat Pada Masa
17%
Kadar Upah Semula

VoIP Solutions Architect

I also have more than 15 years experience implementing VoIP solutions for ITSPs and start-up VoIP Providers. As well as VoIP anti-blocking solutions for various countries in the Middle East and in the South America region. I also work very closely with the FusionPBX developers and also developed a Carrier Grade Billing Platform for Freeswitch called CGRT Billing. VoIP Skills: - - - Asterisk, A2Billing - - - FreeSWITCH, FusionPBX - - - Quintum, Mediatrix, Portech and others Cloud / Virtualization Skills: - - - Amazon, Proxmox, KVM, OpenVZ Firewalls / Router / VPN Skills: - - - Linux IPTables, Fail2ban, pfSense Firewall, - - - DDWRT, Tomato - - - OpenVPN Other Skills: - - - MySQL, PostgreSQL, Redis
Freelancer VoIP Developers United Kingdom

Hubungi Errol S. mengenai pekerjaan anda

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Item Portfolio

Here are a few screeshots of the new Carrier Grade Real-Time Billing System that I have developed for Freeswitch.
CGRTBilling screenshots
Here are a few screeshots of the new Carrier Grade Real-Time Billing System that I have developed for Freeswitch.
CGRTBilling screenshots
Here are a few screeshots of the new Carrier Grade Real-Time Billing System that I have developed for Freeswitch.
CGRTBilling screenshots
Here are a few screeshots of the new Carrier Grade Real-Time Billing System that I have developed for Freeswitch.
CGRTBilling screenshots
Here are a few screeshots of the new Carrier Grade Real-Time Billing System that I have developed for Freeswitch.
CGRTBilling screenshots

Ulasan

Perubahan disimpan
Menunjukkan 1 - 5 daripada 26 ulasan
Tapis ulasan mengikut: 5.0
£188.00 GBP
Very genuine and honest freelancer, he knows what he is talking about. Definitely would use again!!
Linux VoIP
J
Bendera Jawaad K. @Jawkhan1
8 tahun yang lalu
5.0
$150.00 USD
Great job.
Asterisk PBX VoIP MySQL VPS
A
Bendera Aliou D. @adiallo
8 tahun yang lalu
5.0
$900.00 USD
Errol is great to work with. He is very knowledgeable and I will hire him for my next projects.
VoIP PostgreSQL
G
Bendera Michael E. @globalrap
8 tahun yang lalu
5.0
$2,500.00 CAD
Samuels is a very smart and great freelancer to work with, always go beyond expectations; definitely we will hire him again
Software Architecture VoIP
Avatar Pengguna
Bendera M B. @it2is
9 tahun yang lalu
5.0
$180.00 USD
Errol had to spend more time on this than quoted (not due to his fault) but finished the job without complaining or asking for more money. - Job completed 100% to spec. - Excellent experience.
Asterisk PBX VoIP
C
Bendera Christine Y. @Christine1960
9 tahun yang lalu

Pengalaman

VoIP Solutions Architect

Voiptology Limited
Nov 2014 - Hari ini
We specialise and work with many Opensource projects such as Freeswitch, FusionPBX, Kamailio, OpenVPN and pfSense. We actively participate on IRC and Mailing lists for some of these projects. In addition we contribute financially by means of sponsoring features and taking training courses. Voiptology has also developed a Billing Solution for VoIP Providers called CGRT Billing.

Carrier Services

Carisma Telecom Inc.
Jun 2006 - Nov 2014 (8 tahun, 5 bulan)
Setup interconnections with other Carriers using all types of Softswitches and Gateways for example Asterisk, FreeSWITCH, Kamailio, Opensips, Nextone, Quintum, VoipSWITCH etc.

VoIP Consultant

Self-employed Freelancer
Apr 2004 - Jun 2012 (8 tahun, 2 bulan)
*** ASTERISK | A2BILLING *** Installation, Configuration and Maintenance, Calling Card setup for pin and pinless dialing, Advanced Wholesale setup for multiple IP Address authentication, Provide advanced A2Billing Customer GUI customization, Optimize and Secure Asterisk and A2Billing Installations, A2Billing and FreePBX / Elastix realtime Integration, A2Billing Ratecard Integrations *** FREESWITCH | FUSIONPBX Install and Configure FreeSWITCH with FusionPBX Multitenant

Pendidikan

B.Sc. (Hons) Computing

University of Bradford, United Kingdom 2006 - 2009
(3 tahun)

Penerbitan

Upgrade

http://wiki.fusionpbx.com
Added content to existing page which help users to upgrade FusionPBX.

Installing FusionPBX behind pfSense

http://wiki.fusionpbx.com
Page assisting users for installation and configuration of FusionPBX or Freeswtich behind pfSense firewall.

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Pengesahan

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Pensijilan

us_eng_1.png US English 1 93% numeracy_1.png Basic Numeracy 1 92% unix_1.png Unix 1 90% employer_orientation.png Employer Orientation Exam 1 80% uk_english1.png UK English 1 78%

Kemahiran Teratas

VoIP 20 Asterisk PBX 17 Linux 15 PHP 5 Software Architecture 3

Layari Pekerja Bebas Serupa

VoIP Developers in United Kingdom
VoIP Developers
Asterisk PBX Developers
Linux Developers

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VoIP
Asterisk PBX
Linux
PHP
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