DoubleJ is a small product studio shipping focused, well-engineered software. We build trading tools, ML systems, and web products — and open-source the parts that should belong to everyone.
const doublej = {
focus: ["Trading systems", "ML / data pipelines", "Web platforms"],
values: ["Ship small", "Measure honestly", "Default to clarity"],
stack: ["TypeScript", "Python", "Next.js", "FastAPI", "Postgres"],
status: "Building in public →",
};
Real-time aviation anomaly detection & AI ATC-assistance platform 
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Food aflatoxin risk forecasting dashboard for public agencies 
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iOS Liquid-Glass-styled Next.js 14 social platform 
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© DoubleJ — Open source projects and samples · Made with care
