Cloud-native observability is essential for managing scalable applications in dynamic environments like public, private, and hybrid clouds, as these systems present unique challenges compared to traditional monolithic architectures. These systems, characterized by distributed services and ephemeral infrastructure, offer significant advantages in scalability and performance but require sophisticated observability tools to monitor and troubleshoot effectively. Cloud-native systems allow for rapid deployment and scaling by adding infrastructure as needed, but this flexibility also complicates issue detection and resolution. Observability tools, including logs, metrics, and traces, become critical for understanding system performance and isolating problems, especially when using serverless frameworks where developers are abstracted from hardware management. As cloud-native solutions evolve, monitoring and security practices must adapt to protect against vulnerabilities and ensure system integrity. By integrating observability tools from the outset, companies can maintain system health and quickly address issues, ensuring optimal performance and security in a rapidly changing technological landscape.