Preheat oven to 350 degrees
In your mixing bowl, add cake mix, 2 eggs, vanilla, butter and cinnamon. Mix well, careful to not overmix.
Using a greased 9x13 pan, add your mixture and press it down evenly. It will seem thin but it's fine.
Melt your salted caramel in the microwave for about 15-30 seconds until its pourable
Add your salted caramel over your mixture spreading it evenly
Back in your mixing bowl, add your cream cheese, 2 eggs and vanilla. Cream together and slowly add the powdered sugar until well combined.
Add cream cheese mixture over the cake.
Bake for 45 minutes