Software that is secure, scalable, and resilient is more important than ever in today's fast-paced digital environment. Typically referred to as DevSecOps, the integration of security into every phase of the development lifecycle has become a foundational practice for ensuring software is both innovative and resilient to ever-evolving threats. During this presentation, we will examine the strategic implementation of DevSecOps, from the first line of code to the deployment of full-scale cloud services.