This is rather not a career portfolio.
Content Availability Web Scanner
https://github.com/adolphium/adolphium-caws
Few Java 17 annotations
https://github.com/adolphium/adolphium-annotations
Witosław was once known as Adolphium, a german village until 1945.
https://pl.wikipedia.org/wiki/Witos%C5%82aw_(powiat_s%C5%82awie%C5%84ski)
https://archive.is/aMhLO (mirror)