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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/2ndbest_penpal	2020-10-20	Post	`7`	German (Native)	English, Portuguese
u/montbau	2020-10-05	Post	`7`	Italian	English, Portuguese
u/gpkrashni	2020-09-13	Post	`6`	German, Italian	---
u/tacomilka20	2020-09-30	Post	`6`	German (B1), Italian (A2)	---
u/marcelorv	2020-08-22	Post	`6`	German, Italian	---

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