Denys Nazarenko is CIO Advisor at Kyiv City Council, driving digital strategy and operational transformation to enhance public service delivery. With a systems-thinking approach, he explores complex urban challenges to deliver practical, scalable solutions that improve service efficiency and cost management. His work spans public safety, data governance, AI, and energy resilience, with a strong focus on cross-border collaboration to accelerate innovation. Denys applies global best practices to real-world challenges, enabling resilient digital infrastructure and tangible impact for connected communities.