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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/stockishot	2021-10-07	Post	`6`	Spanish, Korean	---
u/santiago44445	2021-11-17	Post	`5`	Spanish	English
u/sanru95	2021-10-03	Post	`5`	Spanish (Native)	English
u/marcoa239	2021-11-11	Post	`5`	Spanish (Native)	English
u/_spirus_	2021-10-25	Post	`5`	Spanish	English

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