Any personality type can be characterised by a number of psychological traits which govern people behavior in different life situations. It is considered that those psychological traits are genetically determined and do not change over the years. However, a person can consciously learn to control their behaviour and personality traits manifestationin the course of socialization and communications with other people to some extent. But innate psychological type will still govern their decision-making. This phenomenon works vice versa: the behavioral analysis of a person based their digital footprints can define their personality type with high accuracy. Fayrix scoring solution utilised these principles and serves to discover personality types for various business needs.