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Notes from production.

Backend engineering, AI features and lessons learned the hard way, published on Medium.

Latest · 1 Jul 2026 · 5 min read

Your Cache Is Not Making Things Faster. It’s Just Hiding the Problem.

Three ways caching quietly breaks in production, and the architecture pattern that avoids all three. Most engineers add a cache for the right reason. The database query is slow, the cache makes it…

software-engineeringdesign-systemscachingdistributed-systems
Read on Medium