The Engineering Leader
Rafa PáezThe go-to newsletter for high agency engineers and leaders ready to elevate their craft and multiply their impact.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 54 | Founded | 2 years ago | Last Issue | 10 months ago |
| Active | |||||
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newsletter.rafapaez.comLatest Issues
You’ll Never Catch Up with AI. That’s Not the Point.
Remember when we used to joke about a new JavaScript framework dropping every week?
AI saw that and said, “Hold my transformer.”
Now we get new models, research papers, AI-assisted coding tools, and agentic systems—every week. By the time...
The Rise of AI Workflows
AI Workflow Automation Overview
A small team. A smart model. A few powerful workflows.
That’s all it takes to ship a working product in 2025.
No backend. No frontend. Just logic wired together with a few drag-and-drop nodes in a workflow...
MCP Is the New API
We spent years drilling API-first thinking into our teams. Clean contracts. Solid specs and docs. Seamless integrations. That worked fine, right until AI made it onto the org chart.
Now LLMs keep asking for context, and the old APIs just s...
RAG vs CAG vs Fine-Tuning
Closing the Knowledge Gap in LLMs: RAG vs CAG vs Fine-Tuning
You ask your AI assistant a question. It confidently returns an outdated answer. The problem? The model was never given access to the latest information.
Large language models a...
How to Become an AI Engineer
Software is changing (again).
If you watched Andrej Karpathy’s “Software in the Age of AI” talk this week, you know exactly what I mean. We’re living through a transformation as fundamental as anything since the birth of programming.
Here...
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Authors
The writers behind this newsletter.
Engineering Leader and AI Enthusiast. Sharing insights from 20+ years of experience. I’ve scaled platforms and teams at unicorn startups in remote environments. I enjoy helping others speed up their careers.
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