Peter Kalmakis is a Staff Engineer with 11 years of experience building large-scale, user-facing distributed systems and real-time services, currently driving technical work at Datadog. His career spans leadership and hands-on roles from launching Xbox One platform services at Microsoft to scaling product and engineering as CTO at Stash and founding Symbi, a roommate-matching startup later acquired. He combines product intuition with backend and telemetry expertise, focusing on software that improves everyday experiences. Based in Chevy Chase, MD, he brings startup founder grit and enterprise engineering rigor to cloud-native observability and platform challenges. Outside work he channels teamwork and strategy into competitive Ultimate Frisbee and fuels creativity with a passion for live music. An often-overlooked strength is his track record of shipping both consumer-facing features and the telemetry/infrastructure that makes them reliable at scale.
10 years of coding experience
9 years of employment as a software developer
Bachelor's Degree Computer Science, Bachelor's Degree Computer Science at Brown University
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