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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/latke_kid	2023-08-17	Post	`4`	---	German, Spanish
u/ariontheweb	2023-08-25	Post	`4`	---	German, Spanish
u/ranmethbn123	2023-08-26	Post	`4`	---	German, Spanish
u/e-switz	2023-08-30	Post	`4`	---	German, Spanish
u/polyglottie	2023-08-22	Post	`4`	---	German, Spanish

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