editor
noun [ C ]
uk/ˈedɪtər/ usa person who is in charge of a newspaper, magazine, etc. and decides what will be published in it:
He is the editor of The Wall Street Journal.
a person who makes changes to a text, film, etc. before it is printed or published:
She is a freelance writer, reviewer, and editor.
IT
a piece of software for editing text on a computer:
Do you know how to use an HTML editor?