Here is the full list of all 27 The Caretaker - there are Dungeon Nightshift achievements.
You finished the last floor
You served 1000 pieces of meat
You reactivated 100 traps
You finished the second floor
You served 500 pieces of meat
You burned 250 pieces of garbage
You filled 250 chests with gold
You reactivated 50 traps
You woke up the dungeon master
You finished the first floor
You filled 100 chests with gold
You reactivated 25 Traps
You burned 100 pieces of garbage
You filled 50 chests with gold
You reactivated 10 traps
You burned 50 pieces of garbage
You finished the first dungeon
You served 100 pieces of meat
You filled 25 chests with gold
You burned 25 pieces of garbage
You served 50 pieces of meat
You have been eaten by a spider
You survived the first night
You fed your first monster
You reactivated you first trap
You burned your first garbage
You filled your first chest with gold