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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/backpacker174	2023-06-11	Post	`5`	English (Native)	Spanish
u/mrtwitles	2023-05-21	Post	`5`	English	Spanish
u/tecekk	2023-05-11	Post	`5`	English (C1)	Spanish
u/room64	2023-05-12	Post	`5`	English	Spanish
u/jakesomnath	2023-05-10	Post	`5`	English	Spanish

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