His special interests are model-driven techniques and software engineering practices, and he has over 15 years experience in object- and model-oriented engineering. He has worked as a developer, architect, mentor and methodologist in a number of small and large organizations producing commercial software for the global market. Besides end-user applications, he has built development tools, meta models and model processing tools. Peer is one of the founders of the Swedish Eclipse User Group and the principal developer of the RCP-based client for the open source Social Music Discovery project.