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TTFB is the first performance metric users experience, yet it's often overlooked. Learn what affects Time to First Byte, how to measure it accurately, and proven techniques to optimize server response time�from CDN configuration to backend tuning.

Effective caching can reduce database load by 90% and slash response times from seconds to milliseconds. Learn battle-tested caching strategies using Redis, CDN, and application-level caching—with code examples and decision frameworks.