Ship every schema change as two deploys
The claim A migration that changes the shape of a table and the code that reads it in the same deploy cannot be rolled back. During the seconds or minutes when old and new applicat...
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Engineering
Engineering notes, infrastructure deep dives and practical guides from the Exotecho team.
Your health check should touch the database
The claim An endpoint that returns 200 unconditionally is worse than having no health check at all. It converts a loud failure into a silent one: your load balancer keeps routing t...
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Use Postgres full-text search before you reach for a search cluster
The claim Below roughly a million searchable rows, PostgreSQL's built-in full-text search is not a stopgap. It is the correct answer, and adding a separate search cluster at that s...
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Most business sites should render HTML on the server
The claim For a marketing site, a product catalogue, a booking flow, or an internal dashboard with a few hundred users, server-rendered HTML with a modest amount of JavaScript will...
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