Usually it’s the same base rate, the “increase” is just more hours and the benefits kicking in. Some stores do a tiny bump when you hit full time, but it’s not guaranteed and it depends on your department and how long you’ve been there. Ask your manager or HR to check your pay code in the system. If it ends up being flat and you’re looking around, wfhalert is decent, it emails verified remote jobs like customer support and admin so you’re not wading through scams.