#rails
3 posts.
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Loop engineering, after the noise
Loop engineering means designing the system that prompts your agent instead of doing it by hand — with a concrete RSpec loop you can run on a Rails app today.
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MCP tool descriptions are the API: lessons from a Rails server
An agent disqualified a sales deal that should have been marked lost. The MCP server did exactly what it was told. Here's what I learned shipping a Rails MCP server an agent could actually use right.
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Inheriting a legacy Rails app in 2026: do this, not that
You just got onboarded to an 8-year-old Rails monolith. AI agents change the speed of the audit, not the work of understanding. Sixteen recommendations from a decade of watching engineers onboard.