"Enterprise-Grade API Observability: Advanced Monitoring, Logging, and Performance Optimization" is a practical deep dive into building resilient, high-performing API services through comprehensive observability practices. The session covers essential monitoring metrics that matter most for API health, structured logging techniques that accelerate troubleshooting, and distributed tracing approaches that illuminate complex request flows across services. Attendees will learn how to implement the three pillars of observability using both open-source and commercial tools, discover data-driven optimization strategies to address performance bottlenecks, and see a real-world case study demonstrating how proper observability transformed a struggling API platform. Whether you're managing legacy APIs or building new services, you'll walk away with actionable techniques to improve visibility, enhance performance, and deliver a better developer experience.