I'm available for freelance work as senior developer, software architect and IT consultant in the Berlin-Brandenburg region, specializing in mobile applications for the Android platform, distributed systems and RESTful architectures. 

Beyond proven practical expertise in these areas, I offer a solid background in object orientation, from analysis and modeling to design and programming, strong communication skills, a methodological, well-structured and independent working style, and last but not least 15 years of professional experience in the IT. 

Fachliche Schwerpunkte

• Entwicklung von mobilen Anwendungen für die Android-Plattform
• Verteilte Systeme und REST-konforme Architekturen
• XML-Technologien

Qualifikationen

Methodik: Agile Softwareentwicklung (eXtreme Programming,
 Scrum, Kanban), objekt-orientierte Analyse,
 Modellierung, Design und Implementierung

Programmiersprachen: Java, Ruby, Haskell

Frameworks/APIs: Android, greenDAO, Android Annotations, RoboGuice, osmdroid, Robolectric, EventBus, Ruby on Rails

Werkzeuge: Android Studio, Eclipse, Gradle, Git, Ant, Jira, Trello, Trac, Hudson/Jenkins, Bamboo, Rake, Capistrano, JUnit, Test::Unit

Server & Datenbanken: SQLite, PostgreSQL, Phusion Passenger, Tomcat,
 MySQL