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

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/iawmjk	2025-04-14	Post	`8`	German, English	Arabic
u/thoughtordinary6411	2025-04-16	Post	`8`	German (B1), English	Arabic
u/jumpy_quiet2716	2025-04-19	Post	`8`	German, English	Arabic
u/no-wallaby2215	2025-06-25	Post	`8`	German, English	Arabic
u/tehroester	2025-04-01	Post	`6`	German, English (C1)	---

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