From Microsoft Learn badges to a live app — I shipped QuantVest Engine. After building AI & data skills (Azure, computer vision, data analytics), I wanted something real on my portfolio — not just certificates. So I built free finance tools I actually use as an investor: QuantVest Engine is now live: → Single-stock ratios (P/E, PEG, ROE, liquidity) → ETF dollar-cost averaging with broker fee No signup. No paywall on the calculators. Want a deeper dive? I deliver human-reviewed 3-stock scorecards