Technical leader with a specialization in systems and infrastructure. Wide variety of experiences over 25 years, ranging from early-stage product design at a start-up to shipping established products at the world's largest software company to building infrastructure for the largest social network.Experienced in all phases of hiring and building teams, especially leadership. Calibrated interviewer with over 900 interviews conducted across various roles. Skilled mentor for engineers and managers.Specialties: infrastructure, distributed systems, operating systems, servers, computer networks, security, ML/AI hardware acceleration, performance, mobile, technical management, early-stage product design and development, managed execution environments (virtual machines) and runtimes, service deployment and management, engineering systems.