Joy Johnson, based in San Francisco, CA, US, is currently a Engineering Manager, Panel, Process and Optics(PPO) at Apple. Joy Johnson holds a 2009 - 2015 PhD @ Massachusetts Institute of Technology. With a robust skill set that includes Java, XML, Objective C, Computer Science, Microsoft Office and more, Joy Johnson contributes valuable insights to the industry. Joy Johnson has 2 emails and 1 mobile phone number on RocketReach.