sp spashii
journal about
2026
  • github 403 that wasn't a permissions problem

    January 16, 2026 •
    #debugging #git #macos #github
  • using a holdings BV for consulting (as a non-Dutch founder)

    January 9, 2026 •
    #business #netherlands #startup #consulting #finance
  • cto at 24

    January 4, 2026 •
    #leadership #management #startup-life #career
2025
  • i shipped everything and broke myself

    December 8, 2025 •
    #burnout #leadership #startup-life #management
  • the directus-sync push that kept failing

    December 5, 2025 •
    #directus #debugging #postgresql #deployment
  • a deprecated API took down our chat for 3 hours

    November 21, 2025 •
    #debugging #postmortem #api #anthropic #incident

    fix took 30 minutes, validation took 2.5 hours

  • building a real-time conversation capture system

    October 24, 2025 •
    #audio #real-time #architecture #whisper #transcription

    browser-based recording to structured transcripts, no app install

  • designing a transcription format for LLMs

    September 18, 2025 •
    #transcription #llm #audio #architecture #design

    every field you add has a token cost

  • k6 load testing: your VU numbers are lying

    September 11, 2025 •
    #k6 #load-testing #performance #scaling

    we misunderstood what k6 virtual users actually simulate

  • auditing our event-driven architecture

    September 5, 2025 •
    #architecture #event-driven #system-design #microservices
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