The AI Engineer
Paolo PerroneBecome dangerously good at AI Engineering.
| Platform |  | Pricing | Only free issues | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 37 | Founded | 7 months ago | Last Issue | 37 hours ago |
| Active | |||||
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theaiengineer.substack.comLatest Issues
Why Does AI Need a GPU?
You fine-tune a model for the first time. The code runs on your laptop, so you kick it off and go make coffee. You come back to an ETA of nine days. You move it to a 64-core server: faster, but still measured in days. Then you try a single...
What is Semantic Search?
🧭 Part 7 of RAG & Search course
A customer types “cancel subscription” into your help search. Your top-ranked article is titled “Terminating your account,” updated three days ago by your billing team. The search returns nothing. The custo...
What is Semantic Search?
🧭 Part 7 of RAG & Search course
A customer types “cancel subscription” into your help search. Your top-ranked article is titled “Terminating your account,” updated three days ago by your billing team. The search returns nothing. The custo...
H100 vs H200 vs B200
🧭 Part 8 of the ⚡ Hardware & Inference course
You scoped a 70B model deployment six months ago. You picked the H100 because it was the GPU everyone was talking about, signed a one-year reserved contract, and felt good about it. Then the H...
The Open-Source Agent Toolkit in 2026
🧭 Part 14 of the 🤖 Agents course
You spent three weeks shipping an agent. It worked in the demo. Then production hit, and you realized the framework you picked has no checkpointing, the memory layer is a flat vector dump with no temporal...
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Shipping Production AI: Agents, Inference, GPU. Read by 1M+ AI engineers.
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