Long form thinking on architecture, debugging, AI in production, and the messy intersection of code and business. The trade-offs, failures, and decisions that do not fit into tutorials.
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Many Next.js apps start fast but degrade over time. This guide explains real Next.js performance optimization techniques to fix server components and data fetching issues in production.

We added caching to speed things up. Latency dropped, then quietly got worse. This is a real production bug breakdown of how a Redis cache invalidation mistake slowed critical pages and how I fixed it without rewriting the backend.