Our Team

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Peter Gietz
Geschäftsführer

Peter Gietz

Peter Gietz is co-founder, co-owner and CEO of DAASI International and has been active in the field of information technology since 1985. He is internationally recognised as an expert for directory services.

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
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Tamara Egger 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 Egger

Marketing Assistant
Jonathan Gietz

Jonathan Gietz joined DAASI International in 2013 and supports our team as junior developer. He succesfully graduated in IT at the University of Tübingen in 2020 with a bachelor degree and continues his study to complete his master degree.

Jonathan Gietz

Junior Developer
Karin Gietz

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

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 SimpleSAMLphp and manages related projects and support activities.

Dr. Martin Haase

Solutions Engineer
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 EU-research projects AARC as well as SSO projects with Shibboleth, Gluu and didmos.

David Hübner

Solutions Engineer
Markus Lude DAASI International

Markus Lude studied Computer Science at the University of Tübingen. After many years as a systems engineer at a system house, he has been working as a system administrator for DAASI International since September 2019.

Markus Lude

System Administrator
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
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Lars Potratz studies Economics, Political and Sport Science at the University of Tübingen. He joined DAASI International in December 2019 and supports our team at planing events and our social media section.

Lars Potratz

Marketing Assistent
Pia Schäfer

Pia Schäfer has started her studies in Computer Science in 2016 and has been supporting DAASI International since then in the field of system administration and software QA.

Pia Schäfer

Software-Tester
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 responsible for frontend development and the GUI of didmos LUI as well as the conception and implementation of the current website of DAASI International.

Benedikt Schnabel

Frontend Developer
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Christopher has been working as IT-consultant for software projects since 2005. In the beginning he was involved in development, giving him a lot of experience in regards to all topics related to development. Later, he would become a QA specialist. Starting in 2020, Christopher now supports DAASI International in the field of DevOps.

Christopher Tomas

System Engineer
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 / Scrum Master
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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 written large proportions of didmos and other products of DAASI International. He is procurator, Head of Hosting and Support Department, 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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