John Behrens - WebDevelopment Consultant

John Behrens works in Software Development since his schooltimes in the mid of the 90s. He has work experience in a lot of well known companies across Europe in all kind of branches like media and entertainment, consumer electronics, banking and finance.

Principals

John Behrens is focussed on Webdevelopment since the begin of this milenium besides excellent knowledge of PHP programming languages and Databases such as MySQL and Oracle. he is great experience with a lot of Frameworks such as Symfony 2, Zend Framework 2, Zend Framework 1, JQuery, Ajax.
< He has proven his knowledge on serveral projects and in beeing certified as Certified Professional for Software Archticture (ISAQB) and Scrum Master(Scrum.org and Scrum Alliance).
In addition to pure technologie skills he is also great knowledge about software craftmanship and metholodgies like test driven development, clean code, oop principles and design patterns, and agile metholodgies such as Scrum or Kanban.

Occupation

Fachinformatiker Anwendungsentwicklung (IT Specialist - Application Development) 2006

Technical Skills

PHP

  • PHP Version 5
  • OOP
  • High Traffic
  • High Security
  • Zend Framework 1,2
  • Symfony Framework 1,2
  • PHP Unit

JavaScript

  • JQuery
  • Prototype
  • AJAX
  • JSON

Web Standards

  • xHTML
  • CSS

Databases

  • Database Design
  • Query Optimization
  • Layout Optimization
  • Performance Optimization
  • MySql
  • Oracle
  • MsSql

Java

  • Java Basics
  • Swing
  • JUnit

Testing and Quality Assurance

  • Selenium
  • JUnit
  • PHP Unit

Protocols

  • SOAP
  • XML-RPC
  • REST
  • RSS
  • OpenID
  • OpenSocial
  • Web Single Sign On Solutions

Other Technologies

  • Delphi
  • C / C++
  • Perl
  • Single Sign On, OAuth, OpenID

Languages

  • German
  • English
  • Dutch

References

Certificates

Certified Professional for Software Architecture

Certified Scrum Master


Projektleiter (IHK)

Professional Scrum Master

Availability

John Behrens is available as
  • Software Architect
  • Software Engineer
  • Trainer and Coach
  • Scrum Master
  • Developer in a Scrum Team
all over Europe.
View John Behrens's profile on LinkedIn
John Behrens