Yes, Bleib Modern could be considered a goth band because they play Coldwave and Gothic Rock, which are among the core subgenres of goth music. Albums like All Is Fair In Love And War, Vale Of Tears, and Antagonism are examples of their goth sound.
Bleib Modern is located in Germany, Berlin, active in 2014 — present. You can find more information about Bleib Modern on their GothDB band page.