Sign up for our awesome New York Tech Events weekly email newsletter.     EVENT DETAILS Heads Of X Series: Heads of Engineering Conference With John Thomas (Dir. Engg, Google Cloud), Arun Nagarajan (CTO, BigSpring), Donald Sumbry (Head of Reliability Engg, Airbnb), Lars Bergstrom (Dir. Engg, Mozilla), Shui Hu (Engg Mgr Alexa AI, Amazon), Alex Wiesen (Dir. Engg, Google Voice).