I write about Data Science, Machine Learning and leading data teams. I have built teams from scratch and lead 50+ data scientists @Skyscanner. Now, I share my experience with you.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 99 | Founded | 2 years ago | Last Issue | 15 days ago |
| Active | |||||
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joseparreogarcia.substack.comLatest Issues
Claude Code agent teams: when and how to go multi-agent
This week I finished building an orchestrated team of agents interacting with each other within the Claude Code ecosystem. I actually liked how the final version of the system works, but it is not as simple as it sounds to get one working....
🚀 September on Sr Data Science Lead: What’s coming up.
🗓 September release schedule
September comes packed with a few relevant Data Science topics!
- The data visualisation series continues with blog number 9 of the course. This time, the focus is on how to plot multiple categories wit...
Google released TabFM: A real step forward for Tabular foundational models (but not a revolution)
Why tabular foundation models are finally worth trying, where they challenge XGBoost, and why boosted trees are not dead yet.
On June 30, 2026, Google Research published TabFM, a tabular foundation model released with a scikit-learn-compat...
Sonnet 5 is only good at one thing (beating Sonnet 4.6)
On the 30th of June, Anthropic released Sonnet 5 and what it should have been a launch to get people excited, seems to have transformed in quite the opposite. When I myself read that “Sonnet 5 narrows the gap: its performance is close to th...
Module 8 - How to balance dominant bar chart categories
Welcome to the eighth post in my “Master Data Storytelling” series! If you want the full overview of the course, the main course website has everything you need!
A short summary on why am I writing this series
Over the past decade, across...
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I write about Data Science, Machine Learning and leading data teams. I have built teams from scratch and lead 50+ data scientists @Skyscanner. Now, I share my experience with you.
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