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"In today's microservice architecture, APIs are constantly communicating—yet when things go wrong, they often fall silent at the very moment we need them to speak. Imagine instead if your APIs could narrate their own adventures: documenting their journeys across services, highlighting obstacles they encounter, and revealing the business impact of their operations in real-time. This talk reveals how to transform your APIs from silent black boxes into eloquent storytellers by designing observability as a first-class feature rather than an afterthought. You'll learn concrete patterns and implementation techniques that enable your distributed systems to provide rich, contextual insights into their behavior—making the invisible visible and the complex understandable. Through practical code examples and real-world case studies, we'll explore how thoughtful API design decisions create or destroy observability opportunities. You'll discover how to implement the three pillars of observability (metrics, logs, traces) as an integrated system that preserves context across service boundaries. We'll examine techniques for maintaining the delicate balance between detailed telemetry and system performance, ensuring your observability strategy scales with your architecture. Whether you're building new APIs or enhancing existing ones, you'll leave with actionable strategies to make your systems more transparent, debuggable, and ultimately more reliable. Because the best APIs don't just perform their functions—they tell coherent stories that help us understand what's happening beneath the surface. More details: https://confengine.com/conferences/apidays-india-2025/proposal/22697 Conference Link: https://www.apidays.global/archive/2025/india"