things I've
built

Some started as competition entries, others as weekend experiments. What they share: I saw something missing and built it.

StratolloonStratolloon

Stratosphere as a service

AerospaceEarth ObservationGeointelligence

Co-founded in 2017. Started in hardware, then pivoted to software — a satellite-data analytics platform for insurance and geointelligence.

Recognized by ESA (2017, 2018), European Commission (2018), Banco Santander & Indra (2019). Part of EIT Climate-KIC.

stratolloon.com

Real-time tracker for the closest asteroid flyby in recorded history

SpaceAstronomyReal-time Data

On April 13, 2029, asteroid 99942 Apophis will pass Earth at ~31,860 km — closer than geostationary satellites.

Real-time position, velocity, and visibility — powered by NASA JPL Horizons data.

apophis-tracker.com

Financial tools for the self-directed Spanish investor

FintechTax OptimizationPrivacy-First

Tax calculators and portfolio analytics — FIFO fund optimizer, pension plan calculator, and investment performance analysis.

Privacy-first: all data stays in your browser. Nothing leaves your device.

tools.sancho.vc