Roman Pletka received a diploma in Communication Systems from the Swiss Federal Institute of Technology (EPF Lausanne) and the Eurécom Institute (Sophia Antipolis, France) in 1999 and holds a Ph.D. degree from the Swiss Federal Institute of Technology (ETH Zürich). He finished his thesis on adaptive end-to-end quality-of-service guarantees in IP networks in 2004 under the supervision of Prof. Dr. Burkhard Stiller and Prof. Dr. James P. G. Sterbenz. After a post-doc at the IBM Zurich Research Laboratory in Rüschlikon, Switzerland, he joined AdNovum Informatik AG in Zurich in 2006. Since 2008 he is a research staff member back at the IBM Zurich Research Laboratory doing research in cloud storage technologies.

• High-performance distributed storage systems
• Non-volatile memory technologies
• Deduplication architectures
• Security and reliability in distributed storage systems
• Advanced RAID technologies
• Health binning and heat segregation

• Middleware architectures and frameworks
• Middleware security
• Single-sign-on reverse proxy architectures
• Active networks and network processors
• Quality-of-Service and end-to end services in IP networks
• Network performance and TCP congestion control