Stefanos loves to code and has done so professionally for over 12 years. His career has taken various twists and turns: From academia to writing satellite software for the European Space Agency; flight search software for a major airline; test automation for various banks and steam turbine design software, leading up to writing low latency code that can process 50,000 orders a second on a single CPU core as a team lead for LMAX Exchange, the pioneers of Continuous Delivery. Now an independent developer through motocode ltd and the coder behind CycleMaps, one of the leading cycling apps in the UK. His hobbies include more development, music, photography and backpacking.