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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/lautaronline	2021-10-05	Post	`5`	Spanish	English
u/wildecity	2021-11-08	Post	`5`	Spanish (Native)	English
u/santiago44445	2021-11-17	Post	`5`	Spanish	English
u/sebanth	2021-10-27	Post	`5`	Spanish	English
u/jcbogota	2021-11-16	Post	`5`	Spanish	English

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