This is a site dedicated to 3D Printing and other Hardware Engineering fooling around.
You can find Hardware work in Hardware and Electronics work in Electronics and 3D printing specific stuff in 3D Printing.
Software section? Software is so pervasive now that it is basically part of all work regardless of if it is Hardware or Electronics or Mechanics. Rather than have a software section, the software stuff will be in the places where they are mostly used. Pure software work can be found in Electronics.