Compositors work in many zones of movement and after generation. 

They are in charge of building the last picture by joining layers of recently made material. In spite of the fact that it is principally a 2D job inside the 3D universe of CGI and VFX (Visual Effects), Compositors need an intensive comprehension of the CG procedure joined with applicable masterful aptitudes. 

In after creation organizations, some TDs (Technical Directors) may do their very own compositing.