Our Team

Reginald Stadlbauer

Reginald Stadlbauer

CEO / co-founder

reggie@froglogic.com

Reginald Stadlbauer was born in Graz, Austria where he attended high school and then the Technical University of Graz.

An interest in computers and programming began when Reginald started with BASIC programming, before moving on to Pascal on an ATARI ST where he became interested in GUI programming. He started working with C++ and Qt® after he joined the KDE team in the summer of 1997 – he worked on KWord, and developed the initial version of KPresenter.

Reginald started working for Trolltech® AS as a software engineer, in the summer of 1999. During his four years at Trolltech, Reginald worked on several major projects, spending most of his time doing development, but also doing release management and training and mentoring other developers. He was a software architect and the lead developer for the Qt Designer GUI builder, he was one of the architects of Trolltech’s Qt/Desktop product, he led the development of Qt’s complex widgets, and he was also part of the architecture and implementation team for QSA – Qt Script for Applications.

Reginald co-founded froglogic in 2003.



Harri Porten

Harri Porten

CEO / co-founder

porten@froglogic.com

Harri Porten is of German and Finnish descent and grew up in Germany and Thailand. After high school he studied at the Technical University of Hamburg-Harburg in Germany, and at the University of Waterloo in Canada; he graduated with a diploma in Mechanical Engineering.

Harri started programming on an Apple II, and soon turned his hobby into a source of income, providing maintenance and consultancy services to local businesses. After discovering Linux, Harri joined the KDE project, where he eventually implemented a JavaScript interpreter – this interpreter was adopted for use in KDE’s web browser Konqueror, and is now also used by Apple in its Safari browser, and served as the starting point for WebKit’s JavaScript interpreter.

Harri began working as a software engineer at Trolltech AS in Oslo in the summer of 2000. During the next three years he oversaw the portability of the Qt GUI toolkit to a wide variety of different compilers and operating systems, including HP-UX and AIX. In addition, he implemented Qt’s original SVG support, and was involved in Trolltech’s quality assurance process. Harri was also a member of the Qt Script for Applications (QSA) team.

Harri co-founded froglogic in 2003.



Rainer Schmid

Rainer Schmid

Senior Software Engineer


Rainer Schmid was born and grew up in Germany. After high school he studied computer science and mathematics at the University of Saarbrücken, Germany, and graduated with a diploma in computer science.

He began programming as a hobby in the 1980s, starting with BASIC on a Commodore 64. Later, Rainer moved on to an Atari ST where he learned to program in C. After graduating, Rainer worked for a short time as a C++ programmer for a German company in Kaiserslautern.

In May 2000, Rainer started working for Trolltech AS as a software engineer. During almost four years at Trolltech, Rainer mainly worked on non-GUI classes, including those providing networking and XML support. Towards the end of his time at Trolltech, Rainer was leading Trolltech’s Qt Solutions group that creates add-ons for the Qt library. Rainer left Trolltech at the end of 2003 and worked as a freelance consultant and programmer on Qt-based software projects. During this time he also did research on various aspects of human-computer interaction.

Rainer joined froglogic in spring 2005.



Frerich Raabe

Frerich Raabe

Software Engineer


Frerich Raabe was born in Germany where he attended a technical school, and later went on to study computer science.

He started programming in his teens, initially with GW-BASIC and Turbo Pascal, later moving on to Borland Pascal and x86 assembler. In 1999 he joined the KDE project and started developing software using C++ and Qt. His work at KDE included many additions to KDE’s core libraries, the KNewsTicker RSS aggregator, major refactorings to KDE’s help center, and the Kontact PIM suite’s XMLRPC backend.

During various part-time and freelancing jobs, Frerich taught himself skills in a variety of web-related technologies, including XML, XSLT, XPath, and DocBook XML, as well as popular scripting languages, including Python and PHP.

Frerich joined froglogic in summer 2005.



Koos Vriezen

Koos Vriezen

Software Engineer


Koos Vriezen was born in Arnhem, Netherlands and studied in Nijmegen. During his studies of math and physics he became more and more interested in software development, and fell in love with Linux and C++ in the early 1990s.

After working as a math and physics teacher for a few years, Koos switched to teaching official Microsoft courses for Visual Basic and introductory courses in C and C++. Later on he joined Polderland, a Dutch company that specializes in language and speech software, where he took part in various C++ projects, including development for the Dutch version of Microsoft’s Office’s grammar checking tool.

Later still, Koos worked for an industrial automation company, Van Gelder Engineering. Around this time he joined the KDE team, initially doing KHTML bugfixes, and then moving on to specialize in KHTML KPart usage, as well as improving the Java applet support and adding the KMPlayer video plugin.

Koos joined froglogic in spring 2006.



Roberto Maisl

Roberto Maisl

Software Developer


Roberto was born in Dresden, Germany. He studied at Dresden and Hamburg where he learned to program in Pascal and Delphi. In his spare time he taught himself web programming, and in particular HTML, CSS, JavaScript, and PHP.

He studied mathematics and computer science in Hamburg, during which time he made contact with froglogic.

Roberto joined froglogic in autumn 2006.



Andreas Pakulat

Andreas Pakulat

Software Developer


Andreas Pakulat was born in the former German Democratic Republic. His first exposure to computers was playing games on his father’s ZX Spectrum, and then a Robotron in 1994. He didn’t begin programming until his final years at school, where Pascal was taught in an IT course.

During his studies in Rostock, Andreas used his spare time to learn Java and a little C++ on Windows, although the University courses he attended often featured Solaris and other Unix variants. He liked the way these Unix operating systems worked, and this led him to try Linux in early 2002, which he liked so much that he stayed with it.

Andreas started programming for the KDE project using C++ and the KDE3 (Qt 3-based) libraries. And when Qt 4 came along, Andreas got involved with PyQt, helping to port the examples for the first PyQt4 release. He formally joined the KDE project in the spring of 2006 and began working on the KDevelop3’s qmake support, and later worked in other areas including other areas, including version control, project management, and Python support.

Andreas joined froglogic in January 2008.




Clemens Anhuth

Clemens Anhuth

Software Developer


Clemens was born and grew up in Germany. After his education as IT specialist he worked with SQL, Java and client/server web applications. His general interests are tinkering with computers and software, good food and taking his dog for a walk at the Elbe river and other nice, green places around Hamburg.

Clemens joined froglogic in January 2009.



Jan Aarsaether

Jan Aarsaether

Head of Sales USA Central / East & South America


Jan was born in Norway and has lived in Sweden and the U.S. He is an engineering graduate.

After graduating, Jan worked for Metis in Oslo as a Qt developer. Then, in 2000, Jan moved to California to to help Trolltech get their US based operations and business off the ground. He and his family moved to Austin, Texas in 2004, from where he worked servicing Trolltech’s clients in the central parts of the U.S.

Jan’s strong technical background, and years of experience building relationships with clients, make him an effective communicator, able to earn the trust of both engineers and managers. Jan is now responsible for froglogic’s sales and business development throughout the Americas.

Jan joined froglogic in spring 2009.



Heiko Janssen

Heiko Janssen

Software Developer


Heiko Janssen was born and grew up in Germany. After he finished his education as IT specialist he worked at Atlas Elektronik on developing sonar simulators based on Qt.

Heiko joined froglogic in summer 2009.



Alex Spehr

Technical Support Engineer


Alex has a BA in physics from the University of Chicago, and has also taken classes in geology and climate modeling at the University of California, Berkeley. Before joining froglogic in autumn 2009, she has worked in day-trading as an ECN and network engineer, and has contributed to KDE by starting and organizing a bug triage group. She is based in California.


Sarita Spannuth

Technical Support Engineer


Sarita grew up in Mumbai, India. She has a degree in Chemistry and Computer Science. Sarita moved to Hamburg in 2005 from the United States, where she had been a solutions developer for Acxiom. She worked for Draeger in Lübeck before joining froglogic in autumn 2010. In her spare time she likes to read books and build LEGO Technik with her two kids.


Stefan Gehn

Software Developer


Stefan joined froglogic in autumn 2010.


Swenja Thomsen

Swenja Thomsen

Sales, Marketing & Administration Manager


Swenja has an MA degree in Cultural Studies. She has worked at the
Hamburg Academy of Fine Arts (communication department) and on several
art and film projects. As a category localization specialist, she has
set up and crosslinked the linguistic structure and categories behind
the branch search on Google Maps DE. She was the programme director of
the Hamburg International Short Film Festival before joining froglogic
in early 2011, and also works as a freelance creative consultant for
various international clients.


Vahan Aghajanyan

Vahan Aghajanyan

Software Developer


Before he came to Hamburg to join the froglogic team in early 2011, Vahan lived in Armenia, where he worked as a QA engineer and Software Engineer for HPL Armenia and Synopsys.

He has a degree in astrophysics from the Yerevan State University.



Florian Turck

Technical Sales Engineer


Florian joined froglogic in early 2011.


Slobodan Vrkacevic

Software Developer


Slobodan joined froglogic in mid 2011.


Sébastien Fricker

Sébastien Fricker

Software Developer


Sébastien was born in France and studied mathematics and computer science at the ENSEEIHT in Toulouse.

After his studies, he worked on the development of embedded systems (telecommunication and automotive), as well as software development tools (debugger, processor simulator, ASIC analysis tools).

While devoting some of his spare time to the research of testing methods, he created TestCocoon, which is now the base code of Squish Coco.

Sébastien joined froglogic in late 2011.



Amanda Burma

Amanda Burma

Technical Marketing Engineer


Amanda was born in Michigan, USA and grew up in Michigan and Germany. She studied German Literature and Computer Information Systems at Miami University in Oxford, Ohio as well as Friedrich-Schiller-University Jena in Jena, Germany. She later received her Master of Science in Computer Information Systems from University Of Phoenix, Online.

Amanda grew up attending technology conferences from a young age, and began programming with C++ and Java during college as well as interning at Compuware Corporation, gaining her first knowledge in Automated Testing with QARun.

In January of 2001, Amanda began working for Seapine Software as a Quality Assurance Engineer, working with WinRunner, and eventually transitioning into a Product Management and Sales Engineering position selling QA Wizard among other tools.

From 2005 to 2012 Amanda worked as a Solution Architect, Sales Engineer and Project Manager for Bluespring Software, a Business Process Management company, as well as Four Winds Interactive, a Digital Signage company.

Amanda joined froglogic in February 2012 as a Sales Engineer for the Americas.


Marty Udisches

Sales, Western U.S., Canada


Marty’s successful sales career spans over 20 years. After graduating from the University of Illinois, Marty headed to Silicon Valley. He has held a number of sales roles in companies in every stage of development, from start-up through acquisition and IPO. Having focused primarily on selling to development organizations, he enjoys selling a technical product to a demanding, technical audience.

Besides work, Marty enjoys spending time with his family and experiencing the benefits of living in the San Francisco Bay Area by taking part in various church, running and motorsports activities.

Marty joined froglogic in Spring 2012.



Neha Bhatt

Neha Bhatt


Neha was born in Kashmir, India and grew up in Kashmir and New Delhi.
She did her diploma in computer science at C-DAC (Center of Diploma in Advance Computing), New Delhi, and worked for IBM India as a software developer until she moved to Germany in 2006.

Neha joined froglogic in November 2012.



Sarah Adam

Sarah Adam

Office & Event Manager


Sarah studied History and English Literature at the Universities of Freiburg, Naples/Italy and Hamburg.

After graduating, she worked at the University of Hamburg, in the Administration Department of the Hamburg Mitte District, as a freelance Movie Production Assistant and as a Project Manager for several cultural institutions.

Before joining froglogic in late 2012 she curated and organised programs for different German Film Festivals. Besides that she is part of the artist group A Wall is a Screen and also works as a freelance curator.



Maximilian Blochberger

Maximilian Blochberger


Max was primarily interested in scripting languages and contributed to a few smaller projects before he started his university education. He came to froglogic as an intern during his BA studies at the University of Hamburg, and stayed as a part time employee while completing his Master’s degree courses in Software Systems Development and Computer Science.

Max joined froglogic in late 2012.



Dmytro Tyshchenko

Dmytro Tyshchenko

Software Developer


Dmytro started programming in Assembler on Sinclair Spectrum in 1990, and later explored low-level Windows internals and created hard drive diagnostic software as a hobby. Seagate Technology licensed some of his software for reliability and performance monitoring of company’s hard drives. He took part in designing and developing of patented data insurance technology. Besides, he enjoys mobile development, watching Star Wars with his son and exploring different countries with his family.

He came to Hamburg to join froglogic in spring 2013.