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Sebastian Bergmann

Sebastian Bergmann

Co-Founder and Principal Consultant

Sebastian Bergmann has believed in Open Source from day one. He has a university degree in computer science, and has created the industry-leading testing tool PHPUnit, which has played a vital role in professionalizing software development with PHP.

He shares his comprehensive experiences in publications and at conferences. As Co-Founder and Principal Consultant of The PHP Consulting Company (, Sebastian helps his clients to develop software successfully.

In his free time, he works on PHPUnit, likes board games, and really enjoys making fancy ice cream.

Follow Sebastian on Mastodon .

Key Topics

PHPUnit , Test Automation , Open Source , PHP , PHP Stack, Development Tools , Dependency Management, Characterization Tests , Test-Driven Development , Type Safety

Book Publications

  1. PHP 7 Explained
    with Arne Blankerts and Stefan Priebsch, Press, 2016
  2. Softwarequalität in PHP-Projekten, 2. Auflage
    with Stefan Priebsch, Carl Hanser Verlag, 2013
  3. Integrating PHP Projects with Jenkins
    O’Reilly, 2011
  4. Real-World Solutions for Developing High-Quality PHP Frameworks and Applications
    with Stefan Priebsch, Wrox, 2011
  5. Softwarequalität in PHP-Projekten
    with Stefan Priebsch, Carl Hanser Verlag, 2010
  6. PHP kurz und gut
    with Rasmus Lerdorf and Garvin Hicking, O’Reilly, 2006
  7. PHPUnit kurz und gut
    O’Reilly, 2006
  8. PHPUnit Pocket Guide
    O’Reilly, 2005
  9. Professionelle Softwareentwicklung mit PHP 5
    dpunkt.verlag, 2005

Presentations (Selection)

  1. Presentation PHPUnit 10 More presentations
  2. Video
  3. Presentation Fearless Dependency Upgrades More presentations
  4. Presentation Tools of the Trade More presentations

Articles (Selection)