Cyrille Martraire (@cyriux on Twitter) is CTO co-founder and partner at Arolla (@ArollaFr on Twitter) the founder of the Paris Software Crafters community and a regular speaker at international conferences. Cyrille refers to himself as a developer since he has designed software since 1999 for startups software vendors and corporations as an employee and as a consultant. He has worked and led multiple significant projects mostly in capital finance including the complete rewriting of a multilateral trading facility of interest rate swaps. In most cases he has to start from large and miserable legacy systems. He's passionate about software design in every aspect: test-driven development behavior-driven development and in particular domain-driven design. Cyrille lives in Paris with his wife Yunshan and children Norbert and Gustave. . Language: English