What we learnt adding a semantic cache to a RAG service
A practical look at the architecture, trade-offs, and lessons from adding semantic caching to a retrieval-augmented generation service.
Sage Engineering
Built by engineers,
for everyone.
Architecture decisions, lessons learned, and the craft behind our products.
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A Repo Is Not An Onboarding Plan: How Teams Transfer Engineering Judgement
Why a repository alone does not transfer engineering judgement, and how an interactive first-week path can make a team's decision-making visible and easier to practise.
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Building a Team Agent That Fits the Way Engineers Work
What we learned building an approval-first engineering agent around Slack, GitHub and AWS.
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Copilot Did the Work. I Made the Calls.
Building an engineering blog as a manager: what AI tooling gets you, and where your judgment still matters. A practical account for Sage Engineering.