Insights
Engineering notes, infrastructure deep dives and practical guides from the Exotecho team.
The claim If the only complete copy of your customer relationships lives inside a platform you do not control — a social network's follower count, a marketplace's buyer list, an em...
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The claim Logs that live only on the machine that produced them are useless in exactly the situation you most need them: when that machine has failed. The disk fills, the host is t...
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The claim The default database connection pool in most application frameworks is set to a number someone picked because it looked reasonable, and it is almost always wrong in the s...
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The claim The shared admin account, whose password lives in a spreadsheet or a group chat and is known to everyone who has ever needed it, is the single most common serious securit...
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The claim Adding an index because a query is slow, without first reading the plan the database uses to run it, is guessing — and it frequently makes things worse, because every ind...
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The claim When a software estimate turns out to be half of what the project actually cost, the usual explanation — padding was insufficient, the team was optimistic — misses the me...
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The claim A TLS certificate that a human has to remember to renew will, eventually, expire on a weekend and take your site down — and the industry is actively removing the margin f...
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The claim A scheduled job that runs silently and is only noticed when it fails is not a reliable job — it is a job that has already failed silently at least once and nobody knew. C...
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The claim The place to reject abusive traffic is the cheapest place in your stack to reject it, and that is the reverse proxy at the edge — before the request reaches your applicat...
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