You can find such an info for example on english Tibia Wiki - tibia.fandom.com:
https://tibia.fandom.com/wiki/TibiaBosses
for example if you enter TibiaBosses page you can read:
The fansite became a supported fansite on October 18, 2016 and a promoted fansite on January 29, 2018.
Brighid Grand Explorateur - Applying to TibiaQA team as ModeratorNovember 19, 2024
Looking for new TibiaQA staff membersJuly 12, 2024
Interview with Solkrin - lead of the Customer Support team at CipSoftDecember 20, 2023