Изображение профиля AbrahamBU
На сайте с 10 сентября 2015 г.
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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.
$17 USD/ч.
27 отзыва (-ов)
  • 96%Выполненные работы
  • 100%В рамках бюджета
  • 100%В срок
  • 13%Рейтинг повторного найма


Последние отзывы

  • изображение jpearce9 Mikrotik UDP source to multiple destinations $100.00 AUD

    “Abraham was a fantastic help with my project. He very quickly identified that what I was trying to achieve was not possible with the product I was using and offered multiple alternatives. As such this particular project was cancelled. Would definitely hire again.”

  • изображение lordlucas77 Twilio Expert Needed €40.00 EUR

    “The project is not completed according to the dispute”

  • изображение samimetro provide a step by step software VPN setup $100.00 USD

    “it's hard these days to find someone who actually knows what he claims to know, but Abraham knew everything involved in this project and much more, he went out of his way to help set it up and make sure everything is working as it should. this is by far the best Linux admin i have spoke with, very knowledgeable, excellent English skills, fast, and very professional and friendly.”

  • изображение tatianabecerra85 Configuring Zabbix $56.00 USD

    “Excellent Job, on time, will definitely hire him again..”

  • изображение tuttimare Desenvolver um Software $131.00 USD

    “Great Job!!”

  • изображение brucemartin Mikrotik Router Configuration £130.00 GBP

    “Brilliant freelancer - always goes the extra mile to make sure things get done. Excellent written communication, and first rate documentation - will definately use again! Thank you! [08 June, 2016] Another great piece of work that has saved an awful lot of time. Will continue to use in the future! Thank you!”


Head of NIS Department

Jan 2014

Lead Network/Data Center Team. Lead UC/VoIP Development and Installation Team. Project Manager and CEO's Consultant.

NOC Manager

Jul 2011 - Aug 2015 (4 years)

Network Manager. Senior Network Planning Engineer. Data Center Planning Manager. VoIP Specialist. Mobile Data Offloading Project Manager.


Bachelor of Science in Computer Science\0

2004 - 2007 (3 years)


Asterisk Professional (2014)


Digum Asterisk Professional (dCAP)

Cisco Intra-network Expert* (2014)

Cisco Systems

Cisco Certified Intranetwork Expert CCIE(w) *Lab Candidate

Cisco Network Professional (2013)

Cisco Systems

Cisco Certified Network Professional (CCNP)

Cisco Voice Associate (2013)

Cisco Systems

Cisco Certified Network Associate (CCNA Voice)

Cisco Network Associate (2012)

Cisco Systems

Cisco Certified Network Associate (CCNA)

MikroTik Intra-Networking Engineer (2014)


MikroTik Certified Inter-networking Engineer\0\0e


Applicable Platform for Mobile Data Offloading

A platform that offers Carrier Grade VoIP and WiFi integration for Mobile Data Offloading.


  • US English Level 2


  • Соединено с Facebook
  • Предпочтительный фрилансер
  • Способ оплаты верифицирован
  • Телефон подтвержден
  • Личность подтверждена
  • Электронный адрес подтвержден

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