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 ObservationGeointelligenceCo-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
Portfolio StatsPortfolio Stats
Self-serve analytics for retail investors
FintechData AnalysisPortfolio ManagementBuilt because I wanted better tools to analyze my own portfolio. Evaluate investment products with historical performance, trends, and risk forecasts.
Python + Streamlit. Open and free.
portfoliostats
sancho.vc toolssancho.vc tools
Tax optimization tools for Spanish investors
FintechTax OptimizationPrivacy-FirstTax optimization calculators I built for myself and other Spanish investors. Fund redemption optimizer (FIFO) and pension plan calculator.
Privacy-first: all data stays in your browser. Nothing leaves your device.
tools.sancho.vc