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Learning, written down

Notes as they happen: what I read, built, got wrong, and understood properly the second time.

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Recent entries

Newest first. Short thoughts and longer write-ups mixed together, because not everything deserves an essay.

2026 · October

  1. , 6 min read

    Ten months of Dutch, honestly assessed

    What moved quickly, what has not moved at all, and the practice habits that survive a busy week.

    • Dutch
    • Learning

2026 · September

  1. , 8 min read

    Rebuilding the billing flow as events

    Why the second version of an event-driven design is usually the simpler one, and the retry question that decided the whole shape.

    • Building
    • Kafka
  2. , 5 min read

    The bug that only appeared on Fridays

    A cache warm-up running on a schedule nobody remembered setting. A short story about assumptions hidden in configuration.

    • Debugging
    • Redis

2026 · August

2026 · July

  1. , 3 min read

    Current learning

    System design, Dutch and agents — what I am reading for each, and what I have stopped reading.

    • Learning

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