MCP — Interview Guide
9 sections across 2 parts — click any card to start
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All posts →The Last Mile Is Hiring — Become a Forward Deployed Engineer Now
The bottleneck moved from the model to the distance between a model that works and a company that can use it. Five diagrams on why that distance is widest right now, what agents took from the job and what they left, and the five questions that expose a bad version of the role.
LLM Evaluation Metrics That Actually Matter
Eval scores rising while users complain is rarely a broken metric — it is a metric that stopped describing production and kept returning a number anyway. Here are the three layers that answer three different questions, seven metrics and what each is blind to, why retrieval has to be scored separately from generation, how to validate an LLM judge like the classifier it is, and how to build the two hundred examples that decide whether any of it tells the truth.
AI System Design Interview — A Support Agent, Designed Out Loud
Everyone draws roughly the same diagram, which is why the diagram is not what separates candidates. Here is one problem worked end to end: the four scoping questions that actually change the design, the cost arithmetic that turns a triage box into an architectural argument, the five-stage architecture with the four points interviewers push on, what a strong answer sounds like at each, and the failure modes worth naming before you are asked.