State of the art knowledge in implementing scalable and reliable software in python Real domain expert down to the roots in python and Linux Knowing the difference between real knowledge/understanding and Dunning-Kruger Open mind to listen and learn but also to give back knowledge to the organization Strong business problem-solving mindset Ability to prioritise effectively by applying the Pareto principle of 20/80 Ability to break down bigger milestones into risk-safe strategic agile iterations Communication skills: Ability to adapt the communication method/style to the audience Awareness about the difference between knowledge/skills and real experience