self-manager
nounUK /ˌself ˈmænɪdʒə/
US /ˌself ˈmænɪdʒər/
A self-manager is someone who can take care of their own work and behavior without needing someone else to tell them what to do.
Mia is a good self-manager because she finishes her homework without being reminded.
OTHER MEANINGS
2. A person who runs their own business or manages their own affairs.
As a self-manager, he handles his own schedule and clients.
3. A software tool or system that automatically controls and maintains itself.
The self-manager app keeps the server updated on its own.
4. In psychology, a person skilled at controlling their emotions and impulses.
She stayed calm during the argument, showing she is a true self-manager.