Blog
Lessons from building trading systems, working with AI, and trying to understand markets. Written honestly, including the parts where I got it wrong.
Four years of working with AI coding agents, from pre-beta ChatGPT to Claude and Copilot. What "vibe coding" actually means when you are building real systems.
Four years of face-planting into every possible trap in quant trading. From curve fitting to ignoring transaction costs, the expensive lessons nobody warns you about.
Survivorship bias, look-ahead bias, overfitting, unrealistic fills. Your backtest probably has at least two of these problems. Here is how I know because mine did too.
Started with zero coding knowledge and a dream of automated trading. Four years later I have 43 modules, a production system, and a very different perspective on markets.
Most regime detection articles are all math and no application. Here is how I actually use Hurst exponent, K-Means clustering, and autoencoders in a live trading system.