Solidworks
I use Solidworks in the last stage of the design process. I am an advance user, i can handle large assamblys assemblies and work dynamically with different configurations.
Rhinoceros
Surface modeling, times to times i use this software to complete a conceptual stage. I am an intermediate/advance user.
3d Max
i Used this program to make some Archviz and sceneries, also to render with V-ray. Im a intermediate/beginner user.