I only hit the issue on my first job at the 46-49 story jump but this was back in 2.0 pre DD fate nerf so that was a easy fix, I only did story/class quests to save other quests for job #2, fate grinded about 3-4 jobs after that b4 dailys came out, it's final fantasy it's a grind game
Now everything is 50 and DRK is near