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Notes from the instructors

Writing from the people who teach the courses. What shipped in the last cohort, what broke, and the one reading worth your time.

  • Engineering · Oct 12, 2026 · 7 min read

    The pipeline after the notebook

    Why most data pipelines break at the second stage, and the four changes that make them survive.

    By Priya Nair
  • Design · Sep 28, 2026 · 6 min read

    Design systems nobody uses

    Most design systems fail at adoption, not at craft. Here is what actually moves the number.

    By Sara Lindqvist
  • Product · Sep 14, 2026 · 5 min read

    Reading an A/B readout

    A short field guide to the four questions that separate a real result from a noisy one.

    By Marco Reyes
  • Behind the course · Aug 30, 2026 · 4 min read

    Behind the pipelines course

    How we built the cohort project for the data pipelines course, and why it runs against real traffic.

    By Priya Nair
  • Operations · Aug 15, 2026 · 5 min read

    Saying no, up

    A short script for declining a request from leadership without burning the relationship.

    By Marco Reyes

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