AI Weekender
Claudia NgI write about lean, production AI systems that run on under $10/month for independent builders
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 68 | Founded | a year ago | Last Issue | 5 days ago |
| Active | |||||
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aiweekender.substack.comLatest Issues
How Coding Agents Actually Work Under the Hood (and Why They Go Wrong)
“It should be a quick UI change,” I told myself.
A few weeks ago, I made a small frontend tweak in Cursor and opened a PR. All tests passed and the screen I cared about looked fine. But when I clicked around the web app, something else bro...
6 LLM Prompting Techniques for Data Scientists and Engineers in 2026
I’ve been leaning heavily into agentic coding this year using Claude Code, Cursor, and similar tools to the point where I’m writing far more natural language than actual code.
This shift forced me to take prompting seriously in a way I ha...
Should You Run an LLM on Your Phone?
Google launched Gemma in 2024 as a family of open-weight models, but running small language models (SLMs) directly on mobile devices got much better with the Gemma 4 release in March 2026.
Then in April 2026, they shipped Google AI Edge Ga...
Before You Upgrade Embeddings, Check Your Query Logs
I presented my RAG system at PyCon Austria in mid-April to a room of engineers. The audience asked great questions like:
“How do you deal with vague questions?”
“What kinds of queries does your AI not do well at?”
“How do you gen...
How to Learn AI by Building Real Projects (Not Tutorials)
Every meaningful technical skill I’ve learned was the result of a failure:
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When Excel crashed at 100k rows, I learned SQL.
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When SQL couldn’t produce visualizations, I learned Python.
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When visualizations couldn’t account for r...
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Writing about AI engineering and data science | Machine Learning Engineer (6 years in Silicon Valley startups) | Polyglot (9 languages) | Harvard alum
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