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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/yesmilady	2021-02-19	Post	`5`	English	Spanish
u/veinymcpulsington	2021-02-15	Post	`5`	English	Spanish
u/lenguaje-confundido	2021-03-01	Post	`5`	English (Native)	Spanish
u/userunacceptable	2020-12-30	Post	`5`	English (Native)	Spanish
u/bellzealousideal392	2021-01-13	Post	`5`	English	Spanish

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