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Writing on AI engineering

Prompt engineering, system design, and building AI products that hold up past the demo. Cross-posted from Substack.

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MCP + Skills: The New Interface for Engineering Work
· 5 min read

MCP + Skills: The New Interface for Engineering Work

There’s a type of cognitive overhead that engineers have normalized so completely they stopped noticing it.

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ai engineeringharness engineering
Streaming in LLM Agents Isn’t Just a UX Feature. It’s an Architecture Decision.
· 4 min read

Streaming in LLM Agents Isn’t Just a UX Feature. It’s an Architecture Decision.

Most teams add streaming to their AI products because it feels faster.

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ai engineeringsystem design
Building Internal Chatbots That Actually Work
· 7 min read

Building Internal Chatbots That Actually Work

Every company I’ve worked with has the same problem dressed in different clothes.

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ragai engineeringsystem design
The Unit Economics of AI Products
· 12 min read

The Unit Economics of AI Products

Traditional SaaS has a comforting property: infrastructure costs are largely fixed.

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ai engineering
Caveman Prompting: I Tested the Claim. The Real Finding Is Somewhere Else.
· 18 min read

Caveman Prompting: I Tested the Claim. The Real Finding Is Somewhere Else.

There’s an idea that circulates in AI engineering circles called “caveman prompting.” The premise: write your instructions in stripped-down, telegraphic English — almost no grammar, no courtesy, just the bare intent — and the model will still deliver.

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prompt engineeringai engineering
Designing AI Products That Users Actually Trust
· 11 min read

Designing AI Products That Users Actually Trust

Getting the architecture right is necessary.

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ai engineering
How to Build AI Agents That Don’t Collapse in Production
· 12 min read

How to Build AI Agents That Don’t Collapse in Production

The previous chapter made the case for workflows.

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ai engineering
You Don’t Need an Agent. You Need a Workflow
· 9 min read

You Don’t Need an Agent. You Need a Workflow

Agents are everywhere in the AI conversation right now.

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ai engineering
The AI Stack Trap
· 8 min read

The AI Stack Trap

Every week there’s a new framework, a new model, a new tool that promises to change how you build AI products.

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ai engineering
The AI Product Trap
· 7 min read

The AI Product Trap

Most AI products look great in a demo.

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foundersai engineering