Projects

Each case study tells the challenge, how I solved it and only results that can be verified in the code. To see my stack working right now, visit the Lab.

Web platform, 2026
Booking platform for a travel agency
In-house packages, flight and hotel search, installment payments and a dashboard for travel advisors, in Spanish and English and running on free cloud plans.
- TypeScript
- Astro
- Preact
- Hono
- Cloudflare Workers
- PostgreSQL
Verifiable results
- Around 600 automated tests, including a contract suite that every adapter must pass
- 45 tables and 14 versioned migrations
- 9 business modules and 56 documented architecture decisions
Read the full case study: Booking platform for a travel agency
Installable web app, 2026
Marea, cycle-based finances for couples
An app for tracking a couple's expenses by half-month or by month, synced between two phones, that works offline and costs zero in the cloud.
- JavaScript
- Service Worker
- Cloudflare Pages Functions
- Cloudflare D1
- PWA
Verifiable results
- About 290 automated checks across 18 test files
- 6 endpoints and a 5-table schema
- Installable as an app and usable offline
Read the full case study: Marea, cycle-based finances for couples

Got an idea? Tell me about it.

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Booking platform for a travel agency

Verifiable results

Marea, cycle-based finances for couples

Verifiable results

Got an idea? Tell me about it.