I found the following users who appear to fit your language exchange criteria:

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/jordanseeare	2020-06-05	Post	`8`	German, English	Spanish
u/kronoskickschildren	2020-06-08	Post	`8`	German, English	Spanish
u/xlikeabox	2020-06-13	Post	`8`	German, English	Spanish
u/ah-yeez-rick	2020-06-14	Post	`8`	German, English	Spanish
u/mundlebug	2020-06-19	Post	`8`	German, English	English

^Hermes: ^a ^bot ^for ^{r/Language_Exchange}