In software development, either the programmers' best friend or their worst enemy. Also known as bug hunters and testing technicians.

Depending on the quality of the software, fault finders may simply have to execute the software, or delve deeply into its kernel to expose faults in logic.

Fault"-find`er (?), n.

One who makes a practice off discovering others' faults and censuring them; a scold.

© Webster 1913.