Here goes:

-White Mage ( For Cure 3, Arise and Holy)
-Black Mage (For the 3 spells and Flare)
-Blue Mage (For Guardian)
-Samurai (For Gil Toss)
-Freelancer (So you can equip Ribbons at the end without learning Dancer)
-Mime (so you can repeat powerful magic without MP Cost)
-Geomancer (random magic, but no MP cost, also you can walk on damaged floors with no HP cost, an FF4 problem they successfully fixed)

Over to you.....