A term often used when trying to angrily describe software engineers or people who work at software companies.
This term is usually coupled with stereotypes such as wearing a hoodie, consuming kale, drinking Philz or Bluebottle coffee, rimmed glasses, gentrification, etc.
Lewis: My rent is going up by 500$ this year. What in the fuck is happening. Ray: It's because of the horde of techie scum that's moved in this month.