John Behrens - Software Engineer

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. John Behrens is focussed on developing high quality web applications using and stands behind ideas like Agile Methods (Scrum, Kanban) and Test Driven Development. He loves well structured and documented code.

Occupation

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

Skills

PHP

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

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.