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Quant Trading
Building AI trading systems. Live results, real losses, every step documented.
AI Tools
The tools that make this possible — what works, what doesn't, what I actually use.
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Markets, technology, and what it means to be human in an algorithmic world.
Latest Posts
Exits Matter More Than Entries. Here's My Four-Path Exit System.
I spent more time designing exits than entries. Where you put the stop, how you trail it, when you decide the signal is gone — that's where P&L is made.
Mar 14, 2026
13 NaN Features. Same Code. Different Data.
Every inference run had 13 NaN features. I knew. I ignored it. Turns out those features carried 12% of model importance.
Mar 14, 2026
Day 3: The System Fixed Itself (After We Fixed the System)
Equity went from $701 to $928 in a single day. Not because the market was kind. Because the data was finally clean.
Mar 13, 2026
How I Organize My AI Agent's Long-Term Memory
Context windows fill up. Sessions reset. Here's the file architecture I built so my AI agent never forgets what matters — and never reads what it doesn't need.
Mar 13, 2026
My Trailing Stop Was Running. It Just Never Fired.
All posts →6,500 lines of live code. 28 audit dimensions. The trailing stop updated state every bar. The exit check was simply missing.
Mar 13, 2026