In Lenore Thomson's theory, the four-letter code "ESTP" stands for a person with:
Extraverted Sensation as their Dominant Function
Introverted Thinking as their Secondary Function
Extraverted Feeling as their Tertiary Function
Introverted Intuition as their Inferior Function
Profiles
Bearing in mind the Classification Mismatches, here are:
Joe Butt's ESTP profile
David Keirsey's ESTP profile
Brenda Muller's ESTP profile
Hirsch and Kummerow's ESTP profile
Hale's ESTP profile