Contributor 5 posts Valencia

Elena Ruiz

Backend engineer and editor of Offset. Writes about databases, boring software and the joy of deleting services.

Elena Ruiz

Postgres as a platform

Postgres as a platform
Engineering 1 min read

Queues, search and vectors without extra infra. Check the database you already run before adding three services.

On-device small language models

On-device small language models
AI 1 min read

A 3B model on a phone won't write your novel. It will summarise, classify and redact without your data leaving the device.

Ship the boring version first

Ship the boring version first
Engineering 1 min read

The clever architecture can wait for the second version. The first one has to exist.

Evals before prompts

Evals before prompts
AI 1 min read

Tweaking a prompt without a test set is redecorating in the dark. Write twenty examples first.

Local-first, in practice

Local-first, in practice
Engineering 1 min read

Apps that work offline and sync later feel faster than any CDN. Here's what it took to build one.