John Callery is the Cofounder and Chief Product & Technology Officer at ReflexAI, where he leads the development of AI-powered platforms that improve training and quality in high-stakes human services. A recognized technology executive, he was named one of seven global “Leaders to Watch” by Google.org in 2023. His work sits at the intersection of artificial intelligence, security, and behavioral health, with a focus on deploying scalable, responsible systems in complex, regulated environments.

Since 2018, Callery has been a leader in applying AI to high-risk domains such as suicide prevention and crisis response. He previously served as CTO at The Trevor Project, where he also served as a crisis counselor, grounding his technical leadership in direct frontline experience. He has led multiple award-winning initiatives, including projects recognized by TIME’s Best Inventions of 2021, MIT Technology Review, and Fast Company’s World Changing Ideas (2024). He has also contributed to veteran-focused innovation efforts, including work recognized by the U.S. Department of Veterans Affairs through the Mission Daybreak competition.

Beyond his executive role, Callery is an active advisor to nonprofits and mission- driven organizations adopting advanced technologies responsibly. He has extensive experience working with veteran communities and supporting initiatives aimed at reducing suicide risk and improving access to care. His career reflects a consistent commitment to leveraging cutting-edge technology to drive meaningful, measurable impact in some of society’s most critical areas.