Senior Software Engineer, Cracken
Vlad Tereshyn is a Senior Software Engineer based in Kyiv, Ukraine, with 9+ years of experience building and scaling high-load, security-critical platforms. Working from Ukraine during an active conflict, Vlad brings a pragmatic perspective on cyber resilience, operational continuity, and building systems that must function reliably under adversarial and high-pressure conditions. He speaks on applied security engineering, AI in cyber defense, and real-world lessons from operating complex systems where failure is not an option.