Chaos engineering is a proactive approach that strengthens disaster recovery by simulating failures to identify system vulnerabilities, thus improving overall resilience and reducing the financial and reputational impacts of unplanned downtime. It is essential for organizations, particularly in the cloud-native world, to prepare for disruptive events caused by various factors such as natural disasters and cyber attacks. By incorporating chaos engineering into disaster recovery plans, businesses can conduct chaos experiments that mimic real-world failures, allowing teams to better understand system weaknesses and enhance reliability. This method involves creating a service map to outline critical components and dependencies and utilizing chaos testing metrics to assess recovery strategies. The process is often undertaken during "gamedays," where multiple stakeholders participate in testing scenarios with increasing complexity. Harness's Chaos Engineering module aids teams in navigating risks by intentionally creating failure scenarios, thereby equipping developers to focus on software delivery rather than managing production incidents.