Hari Krishnan is a Polyglot Full Stack Developer, Architecture Consultant, XP Coach and Trainer, with over 18+ years of experience. He has worked across multiple tech stacks and application architectures. His domain exposure includes investment banking, network security, telecommunications, logistics and retail. Apart from building products, he has extensive experience in coaching developers, quality specialists, architects, and technology leaders. He has advised several organizations including unicorn startups and large enterprises on their transformation strategy.