My various public presences on LinkedIn, Mastodon and this website.
LinkedIN: https://www.linkedin.com/in/maiknogens/
Mastodon: https://sw-development-is.social/web/@maiknog
Github: https://github.com/MaikNog
XING and Twitter are historical and not used actively.
XING: https://www.xing.com/profile/Maik_Nogens/cv
Twitter: https://twitter.com/MaikNog