Dec 2011 – Jul 2012 · 7 mos · Berlin

• Concept, development and maintenance of the website. Frontend/middleware/backend architecture. Sinatra, RSpec, Cucumber.

Dec 2010 – May 2011 · 5 mos · Zürich und Umgebung, Schweiz

• Developing a ruby library with C extensions; Creating extensions for Radiant CMS; Setting up a website using Radiant

Jul 2010 – Sep 2010 · 2 mos · Berlin

• A couple of small Javascript projects (e.g. GUI component development, worked with HTML5/canvas)

May 2010 – Jun 2010 · 1 mo · Berlin und Umgebung, Deutschland

• The company works in administrative health business; Implemented a GUI to merge duplicate patient records in the database

Feb 2010 – Present · 16 yrs 4 mos

• http://github.com/simia-tech

Aug 2009 – Jan 2010 · 5 mos

• Work with Ruby on Rails; Introduction of an Issue-Tracker and a Test-Suite; Development of a playlist generator and a batch-importer for audio-files; several database and code clean ups.
• Backend development, Rails, Git, MySQL, RSpec, Cucumber

Jul 2008 – May 2009 · 10 mos

• Agile Software Development; Work with Redmine, Git, RSpec, Ruby on Rails, HAML, SASS; Development of a J2ME Application

Aug 2007 – Jul 2010 · 2 yrs 11 mos

• Transmission of high-definition audio/video signals of football events (German Bundesliga) in Berlin and cities surrounding Berlin

Mar 2006 – Feb 2007 · 11 mos

• Transmission of audio/video signals of sport events in France, Spain and Italy; Development of
• a micro controller systems for controlling a ku-band wave tube amplifiers.

Aug 2002 – Feb 2006 · 3 yrs 6 mos

• Installation and maintenance of a Windows network/server and Office/Finance software.

Mar 2002 – Sep 2002 · 6 mos

• Administration of Linux-servers; Creation of a security concept; Maintenance and development
• of laboratory-software for stimulation and recording.

Jul 2001 – Feb 2002 · 7 mos

• Work on a CM- and CRM-system; Programming of Java-server- and Dephi-client-applications.

Aug 1998 – Jul 2000 · 1 yr 11 mos

• Administration of Linux-servers; Creation of several websites; Programming a game based on
• a 3D-engine distributed and developed by Conitec.

Jul 1995 – Jul 1998 · 3 yrs

• Work with Delphi/Pascal; Creation of several GUIs; Work with SQL-Databases.