Here is the full list of all 25 Shoppy Mart: Steam Edition achievements.
Unlocked ???
Unlocked Writer
Completed 500 Orders Successfully
Unlocked EDM Producer
Unlocked Stoner
Unlocked Jimmy
You've reached level 10 and unlocked the new register!
Unlocked Nova
Unlocked Veteran
Unlocked I'm With Stupid
Scan 1000 Items
Unlocked Rosanne
Completed 100 Orders Successfully
Scan 500 Items
Completed 10 Orders Successfully
Scan 100 Items
RIP Headphone users
Scan 10 Items
Reached Hell
Unlocked Albert
Unlocked Buttface
Unlocked Rapper
Unlocked Crazy Hobo
Unlocked Larry
Completed Shoppy Mart: Steam Edition