Life in the Singularity

Life in the Singularity

Why Being a Data Engineer Makes You a Better Early-Stage Investor

Matt McDonagh's avatar
Matt McDonagh
Nov 13, 2025
∙ Paid

The Plumber’s Edge

I started my career on Park Avenue before moving downtown to Wall Street.

I wore the suit. I built models. I lived in Excel, grinding out discounted cash flows and leveraged buyout scenarios for companies that had been around for decades. It was a world of knowable metrics. We had historical data, P&L statements, and balance sheets. Our…

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