20% headcount growth in year happens regularly for Google like in 2010, 2011-13, 2016 and 15% seems to be lower bound: https://www.statista.com/statistics/2737

20% headcount growth in year happens regularly for Google like in 2010, 2011-13, 2016 and 15% seems to be lower bound: https://www.statista.com/statistics/273744/number-of-full-time-google-employees/ https://www.statista.com/statistics/273744/number-of-full-ti... And from their jobs postings, people around, etc. it seems they are just beefing up the org as usual plus some active moves in the "strategic" orgs like cloud, etc.