I NEED SOMEONE TO CHECK MY PALADIN !!!!

Heya I am a total newbie to DnD and tried to create a devotion paladin aarimir gal who grew up on the farm with a human mom and Halfling dad and tries to find out more about her kind and the world and who her real parents are .
I really have been wanting to play as one but idk if i did it right .
And my group starts at level three so yeah can someone pls help me ?