Writing
Notes on security, data, and building for the long term.
A mix of long-form essays published here, and shorter field notes syndicated from farrosfr.com.
Long-form
Essays
May 22, 2026 · 7 min
Building for the long term when every dependency wants to break
Why I default to static-first architectures, small dependency trees, and a bias for boring tools, and what changes when you build a web product that has to survive five years of someone else's decisions.
web
Apr 8, 2026 · 9 min
Practical red-team notes: what offensive work taught me about defensive defaults
Field notes from running offensive security exercises on web applications I have also built, and the small defensive defaults that survive contact with a real attacker mindset.
security
Feb 14, 2026 · 8 min
Data engineering without a team: what one person can realistically own
An honest accounting of what a single data engineer can keep running well, what has to be deferred, and the smallest possible stack that survives a 90-day vacation.
data
Recent
Field notes from farrosfr.com
Jan 1, 2026
Writing archive at farrosfr.com
Full archive of cybersecurity, data, and engineering notes. Subscribed via Substack.
farrosfr.com
Jan 1, 2026
Writing archive at farrosfr.com
Full archive of cybersecurity, data, and engineering notes. Subscribed via Substack.
farrosfr.com
Jan 1, 2026
Writing archive at farrosfr.com
Full archive of cybersecurity, data, and engineering notes. Subscribed via Substack.
farrosfr.com