Yes. "The singularity" has been tossed about by a lot of people with a lot of definitions, but the most common usage talks about using AI to improve AI development. It's a run-away positive feedback loop.

...But we're already doing that. The RATE of scientific progress and engineering refinement has been increasing since... forever. On top of that rate increase we ARE using computers and AI to create better software and faster AI and faster learning AI, just like Kurzweil said. Just not the instant magical snap of the fingers awakening that too many lazy hollywood writers imagine.