Basic

David Roetzel

Freelancer/Self-employed, Entwickler, Berater und Trainer, David Roetzel

Bonn, Germany

Skills

Consulting
Beratung
Training
Schulung
Web
Webentwicklung
Programmierung
Softwareentwicklung
Agile
Ruby
Rails
Ruby on Rails
Freie Software
Open Source
Open Source Enwicklung
Konferenzorganisation
Skalierung von Webapplikationen
Performanceoptimierung
crystal-lang
Lucky Framework
Redmine

Timeline

Professional experience for David Roetzel

  • Current 11 years and 9 months, since Oct 2009

    Entwickler, Berater und Trainer

    David Roetzel

  • Current 13 years and 1 month, since Jun 2008

    Gesellschafter

    ibird

  • 4 years and 1 month, Oct 2005 - Oct 2009

    Partner

    pbr systems

    Geschäftsführung, Projektmanagement und Softwareentwicklung

  • 1 year and 9 months, Oct 2004 - Jun 2006

    Wissenschaftlicher Mitarbeiter

    University of Applied Sciences Bonn-Rhein-Sieg

    Systemadministration und Lehre

Educational background for David Roetzel

  • 4 years, Sep 2000 - Aug 2004

    Computer Science

    University of Applied Sciences Bonn-Rhein-Sieg

Languages

  • German

    -

  • English

    -

Wants

Kontakte
Projekte

Interests

Web
Dynamische Programmiersprachen
Freie Software
Open Source

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