Each potential new employee for hire has one of several personality types. Personalities have no known effect upon employees, much like blood types in Ninja Warz, but are significant to several achievements.

There are currently 7 personality types:

Type Rarity
Bubbly Common
Go-Getter Common
Intellectual Common
Moody Uncommon
Goofy Uncommon
OCD Rare
Mischievous Rare
Geeky Uncommon

If you have having trouble finding the rarer personality types, the Recruitment Center refreshes every couple of minutes.