Extraversion and Extraversion
Two extraverts will both get energized by being around people. This can allow them both to go out often together. Too much extraversion between people can lead to a lack of downtime and reflection, however.
The ESTJ Prefers extraversion to introversion. The ESTJ gets energized being around people and prefers to talk out their thoughts instead of internalizing them. They are in tune with the structure and order of their environment and seek to understand it.
Sensing and Sensing
Two sensors will get along well. They both live in the real and the concrete. They are good at living in the present, but they may have some troubles foreseeing potential problems down the line.
The ESTJ prefers sensing to intuition (Using Introverted Sensing). The ESTJ takes in the world in a concrete/matter of fact manner. The ESTJ remembers facts, places, and uses past events to predict future outcomes.
Thinking and Thinking
Two thinkers can make for a very informative relationship. Two thinkers can really discuss matters and learn new things. They enjoy logically understanding their environment. Problems can arise when both types neglect the emotional aspects, which can lead to bottled up emotion.
The ESTJ prefers thinking to feeling (Using Extraverted Thinking). The ESTJ wants the world to be logical and orderly. The ESTJ wants conclusive plans of action and concrete understand of the way things works. This universal acceptance of logic is used to help the ESTJ form their worldview.
Judging and Judging
Two judgers will want their worlds to be ordered and planned out. They would like to know what they are doing beforehand. These judgers will both appreciate each others structure and valuing being on time. However, they can both become stubborn and may clash with each other over which direction to take.
The ESTJ prefers judging to perceiving. The ESTJ prefers structure, routine, and planning things out versus being spontaneous. The ESTJ wants to bring structure, order, and organization to their environment.