programmer vs technician

programmer

noun
  • One who writes computer programs; a software developer. 

  • A device that installs or controls a software program in some other machine. 

  • One who decides which programs will be shown on a television station, or which songs will be played on a radio station. 

technician

noun
  • A person who studies or practises technology; an expert in a particular technology. 

How often have the words programmer and technician occurred in a corpus of books? (source: Google Ngram Viewer )