Our Team

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Peter Gietz
CEO and founder

Peter Gietz

Peter Gietz has been active in the field of information technology since 1985. He is internationally recognized as an expert for directory services.

In 2000 he founded DAASI International.

Find more information about Peter Gietz here.

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Sophie Bauer is studying law at the University of Tübingen. Since November 2018, she supports the team of DAASI International as a working student.

Sophie Bauer

Student Employee
Jonathan Gietz

Jonathan Gietz is studying Informatics at the University of Tübingen. At DAASI International he is responsible for software testing and for smaller development tasks since 2013.

Jonathan Gietz

Softwaretester
Karin Gietz

As co-founder of DAASI International GmbH, Karin Gietz is responsible for the areas of administration, finance, project management, accounting and PR.

Karin Gietz

Chief Financial Officer (CFO)
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Beyda Güler received a degreee in Medical Technical Informatics from Reutlingen University. Since February 2019 she supports DAASI International in the field of system administration.

Beyda Güler

System Engineer
Martin Haase

Dr Martin Haase is a graduate of Computer Linguistics and Computer Science. Joining DAASI International in early 2006, he has since been working on the BMBF projects TextGrid (Phase I and II), IVOM, Gap-SLC and DARIAH-DE. Martin Haase is a certified expert in Shibboleth and handles support activities related to this package.

Dr. Martin Haase

Solutions Engineer
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Romy Hoffart studies General Management at the University of Tübingen. Since September 2018, she supports the marketing team of DAASI International as a working student.

Romy Hoffart

Marketing Assistant
David Hübner

David Hübner studied Computer Science for Media in Stuttgart and Tübingen. He wrote his master thesis about Shibboleth at DAASI International. Since 2017 he has mainly been responsible at DAASI International for the research projects AARC and DARIAH-DE as well as for Shibboleth projects.

David Hübner

Solutions Engineer
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Tamara Koch studies for a MA degree in American Studies at the University of Tübingen. Past internships allowed her to gain professional experience which she uses to support the marketing team of DAASI International since July 2019.

Tamara Koch

Marketing Assistant
Mareile Kost

Mareile Kost studies English Studies and International Literature (B.A.) at the University of Tübingen. Since August 2017 she has been working in the support department of DAASI International and is especially responsible for the research project DARIAH-DE.

Mareile Kost

Support DARIAH-DE
Felix Lorenz

Felix Lorenz is student of Computer Science at the University of Tübingen. Since 2017 he has been working for DAASI International and is responsible for backend development with Python and Java.

Felix Lorenz

Backend Developer
Sven_Lukrafka

Sven Lukrafka joined DAASI International in spring 2018 for an internship within his course of study at the University of Tübingen and stayed with the company as a working student thereafter. Since 2019, he supports the team as a software developer and junior consultant.

Sven Lukrafka

Junior Consultant
Nathalie Minuth

Nathalie Minuth finished her Bachelor’s degree in Media Communication at the University of Würzburg. Now she studies Media Informatics (MA) at the University of Tübingen. Since October 2016 Nathalie has been helping DAASI International in the support department, especially for the research project DARIAH-DE.

Nathalie Minuth

Support DARIAH-DE
Pia Schäfer

Pia Schäfer has started her studies in Computer Science in 2016. Since then, she has been supporting DAASI International in administrational terms.

Pia Schäfer

Student Employee
Benedikt Schnabel

Benedikt Schnabel studied Mathematics and Computer Science at the University of Tübingen. He joined the team of DAASI International in January 2016. Since then, he has been working as frontend developer and is involved in the GUI of didmos LUI as well as the conception and implementation of the new website of DAASI International.

Benedikt Schnabel

Frontend Developer
Jennifer Vosseler

Jennifer Vosseler studied German Literature and Media Science at the University of Tübingen and is a member of the team of DAASI International since April 2017. As Marketing Manager she is responsible for concepting and executing marketing and PR activities. As Scrum Master she also handles DAASI International’s project management.

Jennifer Vosseler

Marketing Manager
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Chris Wächter is currently pursuing a degree in studies computer science at the University of Tübingen. Since September 2019, Chris works as front-end development to support the DAASI International team.

Chris Wächter

Student Employee
Markus Widmer

Markus Widmer studied Computer Science at the University of Tübingen and completed his diploma thesis on Role-Based Access Control at DAASI International. Since 2005, he has been authoring large proportions didmos and other products of DAASI International. He is procurator, expert in OpenLDAP, RBAC and SPML, and has the technical responsibility in many IAM projects.

Markus Widmer

Chief Technical Officer (CTO)
Tamim Ziai

As a graduate of Computer Science, Tamim Ziai can look on decades of IT experience, with particular expertise in software design, Java frameworks and documentation. He joined DAASI International as a Senior Consultant in 2011.

Tamim Ziai

Senior Consultant
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