Golden Pin is one of the features of Candy Crush Jelly Saga. It was released on July 10 2019. It is only available on the mobile version.
After the player completes level 11, this event will be unlocked.
You will get a golden pin on the map when completed a new level with one try. Otherwise, this element will be disabled.
Especially, if you quit a level, you won't get it any more.