Pieter Levels has. More than one.

https://twitter.com/levelsio

From his twitter bio:

http://shop.levels.io $8K/m

http://TherapistAI.com $3K/m

http://ApplicantAI.com $0K/m

http://PhotoAI.com $57K/m

http://InteriorAI.com $44K/m

http://NomadList.com $27K/m

http://RemoteOK.com $51K/m