Sylvain Kalache is a technologist and strategic communicator with two decades of experience at the intersection of engineering, public relations, and developer advocacy. He leads AI Labs at Rootly, developing AI-driven open-source reliability tools and prototypes, sponsored by Anthropic, Google DeepMind, and Google Cloud.

Previously, he co-founded Holberton School – training highly skilled software engineers in 25+ countries – forging partnerships with leaders such as LinkedIn CEO Jeff Weiner and Grammy-winning artist NE-YO. Graduates have gone on to work at top-tier companies including Apple, Nvidia, and Meta.

Earlier, as a Senior SRE at LinkedIn, he co-designed a patented self-healing infrastructure. He regularly writes for tech publications, including TechCrunch, The New Stack, and VentureBeat.