Should we file married joint or separate?

Here is our 2022 situation

- Spouse: 

1 month employed in USA. 11 months employed in Germany. 

Residence is in Germany for last 11 months.

- me: 

full year employed and residence in USA

- Both:

Owning jointly a house in USA  - not rented

Owning jointly a house in Germany- rented

 

Question:  Should we file married joint or separate?