It is the responsibility of the video editors to put together the original footage and make it whole. They put together videos and turn as many hours of clips into a few hours or less. Video editor’s job includes combing effects shots with camera footage, or other post-production works.
Job description for film / video editor
Edit films and videotapes to insert music, dialogue, and sound effects, to organize films into scenes, and to correct errors using editing tools.
Following the directors