| Event Sourcing and CQRS with Akka Persistence and Eventuate | 2015-11-05 | Reactive Systems Hamburg meetup |
| Event Sourcing and CQRS with Akka Persistence and Eventuate | 2015-10-22 | Scala User Group Munich meetup |
| Connecting Akka to the Rest of the World | 2011-06-16 | Scala eXchange, London |
| Die Open eHealth Integration Platform | 2009-11-12 | W-JAX, Munich |
| The Open eHealth Integration Platform | 2009-05-05 | ICW Developer Conference, Walldorf |
| Instance-based Security with the Security Annotation Framework | 2008-05-07 | ICW Developer Conference, Walldorf |