Blog
What I learn building software.
Technical decisions, tools, and what goes on behind a system in production. Written from Argentina, in English and Spanish.
- How much does a custom management system cost in 2026?Nov 9, 2026 · Business · 6 min ↗A custom system costs the hours it takes to build and keep running. What drives those hours, what a developer earns in Argentina today, and how to ask for quotes you can compare.

- RSA Conference 2024, my first big tech conference.Oct 3, 2026 · Notes · 1 min ↗On vacation in San Francisco, working from a hotel lobby, a stranger gave me a ticket to RSA Conference. That's how I got to my first conference.

- Where and how I work.Oct 3, 2026 · Notes · 1 min ↗A laptop, a big screen and few tools. What I use every day and what I look after to get through long hours.

- Build vs buy on AWS: when self-hosted compute beats managed.Sep 8, 2026 · Engineering · 4 min ↗Managed services bill per output; self-hosted compute has a near-fixed base. The two curves cross somewhere, and it pays to know where before you commit.

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