Waldek Mastykarz

@waldekm

I help teams establish what good Agent Experience means, measure it credibly, and use that evidence to guide investments. DevRel @ Microsoft

Alphen aan den Rijn, NL

blog.mastykarz.nl

Joined December 2008

437 Following

11.5K Followers

Replies Reposts Media Articles

Waldek Mastykarz
@waldekm
7h
A knowledge skill I built from an internal corpus scored 91.27% on 291 questions generated from that corpus. The same agent without the skill scored 12.96%. Only the pair tells you what the skill adds: 78 points of knowledge the model doesn't have on its own. Hand-picked
Test whether your knowledge skill actually works
From blog.mastykarz.nl
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Waldek Mastykarz
@waldekm
11h
You can forget whether the Azure CLI option is --resource-group or -g. Your coding agent looks it up and applies it, and nobody ever carried every SDK method in their head anyway. What you can't hand off is knowing how the system behind that option works: how its parts interact
Agents removed the friction that built our technical literacy
From blog.mastykarz.nl
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Waldek Mastykarz
@waldekm
12h
If you own an agent harness, be sure to include instructions that whenever the model ask user something, it provides the necessary context to make the decision along with options and trade-offs. Users shouldn't have to repeat it each time, and don't assume they're actively
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Waldek Mastykarz
@waldekm
12h
And if you need to see it in practice, the easiest way to use Dev Proxy to emulate it: learn.microsoft.com/microsoft-clou…
Richard Seroter
@rseroter
Oct 30
"Go's concurrency primitives make caching patterns cleaner than in most languages ... You don't need a third-party caching library — you need these three patterns and the discipline to cache only what's actually stable." dev.to/ayinedjimi-con… < @golang and DB caching
Waldek Mastykarz
@waldekm
14h
We're all talking about building personal software, but with LLMs and browser extensions you can make any web app work how you want it to without rebuilding from scratch. Now that's personalization!
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