Ev de şimdi yedim. I have just eaten at home. Thank youuuuuuuuuuu 

Şimdi evde yedim sounds better to me, but you have the grammar correct

Thank you Melek

My try:

Evde tam şimdi yedim.

You can say it in many ways. One of them is  ¨Tam da şimdi evde yemiştim