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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/angierosch	2021-06-07	Post	`5`	German	English
u/sprachennerd	2021-04-29	Post	`5`	German (Native)	English
u/secondunknownace	2021-06-12	Post	`5`	German	English
u/scorederlord	2021-06-06	Post	`5`	German (Native)	English
u/rage_mode_	2021-05-26	Post	`5`	German	English

Please feel free to comment on the above posts to get in contact with their authors.