John Behrens - Webdevelopment Consultant

John Behrens is a developer and consultant
he has work experience in a lot of well known companies across Europe in all kind of branches like media & entertainment, consumer electronics , banking and finance. He has great experience in creating enterprise web applications focussed on performance and security.

Occupation

Fachinformatiker Anwendungsentwicklung (IT Specialist - Application Development) 2006 Certified Professional for Software Architecture - ISAQB 2011

Skills

PHP

• PHP Version 3,4,5
• OOP
• Serveral Enterprise Web Applications
• High Traffic Websites
• Zend Framework
• Symfony Framework

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, Photoshop

Languages

• German
• English
• Dutch

Work Experience

• Deutsche Post AG - Bonn - Germany
• Computerbild Online GmbH - Hamburg - Germany
• HVB(Unicredit Group) - Munich - Germany
• TomTom International B.V. - Amsterdam - Netherlands
• Kemper & Ko - Amsterdam - Netherlands
• Cellcast TV - London - United Kingdom
• Orangemedia.de GmbH - Hamburg - Germany
• Heinrich Bauer Verlagsgruppe - Hamburg - Germany

Availability

John Behrens is is available for contract agreements all over Europe.