Technical Leads

Ralf Spathelf

VM Solution Lead

Ralf Spathelf is in charge of VM Solutions at aicas. He joined the team in 2006 and worked his way up to become the leader of the Java VM engineering team.

Focused on embedded systems, Ralf and his team develop and deploy the JamaicaVM realtime solutions from aicas. He studied Computer Sciences both in Ulm and in Karlsruhe. Ralf is mostly focused on creating fast, robust and portable software products for local and global customers. His previous experience as head of technical support gave him a broad understanding of how to apply the VM's strengths to solve business problems, acting as a pragmatic interface between clients and developers.

Ralf lives near Karlsruhe with his family and enthusiastically participates in his children's sports activities. He also enjoys the lively music scene of Karlsruhe.


Dr. Isabel Tonin

Software Tools Lead

Dr. Isabel Tonin has been a project and team leader at aicas for many years now, working on algorithms, automation tools and industrial process management systems.

Isabel has been active both in the IT market and in research for a few decades. Early on she cofounded an IT consulting firm in Porto Alegre, Brazil, and contributed to many research projects, including some that helped to develop global technology standards. Upon completing her Ph.D. in Brazil at the Federal University of Santa Catarina, Isabel moved to Germany to pursue postdoc work at the University of Karlsruhe.

Even more than Information Technology and Java Modeling, Isabel loves her big family. She likes to cook and bake for them and uses fresh fruits and vegetables from her own garden. She also enjoys spending time with her small child and is therefore especially concerned about the environment, going the extra mile in recycling to keep the planet clean for the future generations.


Michael Reimann

Application Framework Lead

Michael Reimann leads the Application Frameworks Team at aicas since 2013.

With a Degree in Computer Science from KIT, Universität Karlsruhe (TH), he specialized in Robotics and Automation, Machine Learning and Autonomous Cars, also gathering experience and expertise in areas like Cognitive Systems and Human Machine Interfaces. Having led successfully the product lines JamaicaCAR and Jamaica-IoT, he currently manages the Engineering for aicas’ new, pioneering projects aimed at various segments.

Michael is an accomplished musician, being organist and choirmaster at the St. Raphael parish. He lives in Karlsruhe and is team captain at SSC Badminton, where he also coaches beginners.


Dr. Vladimir Nikolov

Application Framework Architect

Dr. Vladimir Nikolov, recently joined aicas as Application Frameworks Architect. Originally from Bulgaria, Vladimir studied Computer Sciences at Friedrich-Alexander University in Erlangen-Nürnberg, and got his PhD from the Ulm University.

Prior to aicas, Vladimir worked as a postdoc at the Ulm University where he participated in several research projects. His research was focused on adaptive real-time systems and on specialized operating and runtime systems for HPC and clouds. After his academic career Vladimir also worked on the Autonomous Driving at BMW.

In his free time, Vladimir likes to travel and enjoy arts and cultural events.