Highly logical people are typically best suited for tech roles. According to the Myers-Briggs Type Indicator, the ISTJ personality type is the most logical. These folks are introverted (I), have a keen sense (S) for the physical world, think (T) clearly about things, and are good and decisive judges (J) of what’s right in a given situation. The best career matches for people with ISTJ personalities are information security analyst, database administrator, data analyst, computer network architect, software developer, web developer, and Java developer.