development of software architecture for enterprise and webapplications (java/j2ee) complex serverside software development software project setup including conventions, build management, processes, issue management etc. technology consulting for projects, products and enterprises startup technology consulting analysis, optimization, refactoring and recoding of existing applications evaluation of software solutions creation and evaluation of IT concepts QA (metrics und software analysis) consulting and implementation of agile software development and projectmanagement processes (agile, scrum, xp, tdd) custom workshops and coaching (java, j2ee, open source frameworks and ruby on rails)