Our employees are very important to us because their knowledge, motivation, and responsibility are the key to successful products and projects.

Our team

Dr. Harald Fischer is our senior team member and still remembers his first projects with Java 1.0, Motif and Fortran. His tasks include designing new products as well as coordinating marketing, sales and development. [since 2001]

Astrid Lohmann is our expert for quality management with 15 years of experience in the field. She supports us developing efficient processes and workflows and answers all our questions about controlling. [since 2001]

Dirk Spöri is our expert for mobile devices since the release of the first J2ME enabled phones in 2001. He managed to get the first prototype of factis running on these phones and suffered many times from the difficulties of developing for mobile platforms. [since 2001]

David Leuschner is our expert for software architecture and responsible for visionary technical ideas. Besides that, he knows a lot about computer networks and maintains 24x7 our production servers. [since 2002 | Twitter, Google Plus]

Dr. Stefan Wehr is our programming language expert. He bridges the gap between industry and academia by putting recent research results into practice. His teaching experience enables him to supervise student projects and bachelor/master thesis. [since 2004 | Homepage, Twitter, Google Plus]

Benjamin Udiljak improves the mobile part of the factis application by adding new functionality and improving existing features. Thus, he knows the J2ME platform very well. [since 2005]

Gero Kriependorf works hard to push the web-based platform of factis even further. Moreover, he is responsible for location-based services and their integration into the factis platform. [since 2008]

Jonathan Dimond is our expert for developing android apps. His main interest are algorithms and data structures. He also supports us by sharing his knowledge about DICOM or HL7, and answers questions about the development environment under Windows. [since 2010]

Alexander Thiemann has deep knowledge of javascript and other web technologies. He develops the scripting part of the iOS app within the Checkpad MED project. Additionally, he is involved in the development of a web-based CRM software. [since 2012]

Niklas Baumstark is an expert for javascript and web technologies, but also has profound knowledge about modern security techniques and system programming. He develops the browser component of the Checkpad MED project and takes care of performance tuning. [since 2012]

Emin Karayel is a mathematician with a strong leaning towards functional programming, proof theory, and software verification. He also has expert knowledge in the areas of machine learning, error-tolerant search engines, and natural language processing. He mainly does developement in the server-side backend of our Checkpad MED application. [since 2013 | Linked-in Profil]

Job Offerings

Our team is working hard on diverse and challenging tasks. We have lots of ideas on how to improve our products. If you would like to help us delivering advanced software systems, please . We offer flexible work models ranging from from full-time employment to project-based offerings for freelancers. We also offer research projects and internships to students.

What we have:

  • We use fascinating new technologies.
  • We deploy all of our software so you will never work on dead projects.
  • We employ a lightweight development process that is centered around communication and coding.
  • We are a team of open, friendly, and very competent software engineers and researchers.
  • Our office is located in the beautiful town of Freiburg, Germany, a region where many people spend their holidays.

What do you have?

  • Are you keen on meeting new challenges and exploring new things?
  • Do you enjoy programming, love dealing with complex problems, and work towards a solution until the customer gets a great software product?
  • Are you full of ideas that you would like to realize?
  • Would you like to make our team better everyday?


We are looking forward to hearing from you! Just sent us an .