With the decision to focus on entrepreneurship during his studies for a master's degree in business administration, Christian Bicker paved the way for his career as an entrepreneur. After stopovers in various Hamburg-based startups, he ran the eCommerce company Delinero in a CEO capacity, which was sold to the publishing house Gruner und Jahr. From 2013 to 2018 Christian headed the Berlin office of CareerTeam GmbH. Since 2018, he has developed the recruiting of all agencies of the Careerteam Group as Chief Operations Officer and also manages the operations for CareerTeam in Germany.