Marcus Horndt

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Writing

Field notes on building, automation, and the life around the work.

The SEO machine behind my sites2026-09-15

Why I write2026-07-18

Building a company while living abroad with my family2026-07-15

About me2026-07-11

Why I build agent-first2026-07-09

From jazz piano to shipping software2026-07-01

Twelve startups in twelve months, and the discipline that makes it work2026-06-24

Building apps that solve my own problems first2026-06-10

Building with a second brain2026-06-03

Freedom and peace: what I actually optimize for2026-05-20