Software engineer from Barcelona with over a decade of experience, specialized in Ruby on Rails applications. Passionate about maintenance, upgrades, and sharing practical knowledge.
How to add accessibility checks to your existing test suites so your CI flags accessibility issues alongside failing tests, making them visible, fixable, and a step toward a better web for everyone.
How to protect Rails applications from real-world abuse beyond traditional security concerns: defending against bots, fraudsters, and spammers using rack-attack for throttling and blocking malicious requests.
What it really takes to maintain a 20-year-old Rails application: from dependency management and safe production experiments with Scientist, to building team culture around long-term code health.
A practical guide to testing third-party API integrations in Rails, covering stubs, mocks, VCR, and the hybrid approach that actually works in production.
How to replace a third-party gem with Rails' native multiple databases support to route traffic across a primary MySQL database and read replicas for high availability.
On legacy code as system history, leading a multi-year billing system overhaul, mentoring, and advocating for refactoring work to leadership.