How tech giants are increasingly using contract workers instead of direct staff, as Google's contract workers outnumbered direct employees for the first time (Ellen Sheng/CNBC)

Ellen Sheng / CNBC:
How tech giants are increasingly using contract workers instead of direct staff, as Google's contract workers outnumbered direct employees for the first time  —  - This year at Google, contract workers outnumbered direct employees for the first time in the company's 20-year history.