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The Performance Profiling & Optimization skill empowers developers to systematically improve application speed and resource efficiency through data-driven analysis. By leveraging advanced techniques like CPU profiling, flame graph generation, and database query analysis, it helps identify the exact source of latency and high CPU usage. This skill provides production-ready implementation patterns for Node.js and Python, including automated benchmarking and optimization strategies like LRU caching and lazy loading, ensuring that performance improvements are measurable and impactful.
