https://jonnie.github.io/tags/ray/Recent content in Ray on Jonathan FranklinHugoenMon, 07 Sep 2026 00:00:00 +0000https://jonnie.github.io/work/automated-trading-system/Mon, 07 Sep 2026 00:00:00 +0000https://jonnie.github.io/work/automated-trading-system/<h2 id="problem">Problem</h2> <p>Pricesearcher&rsquo;s automated FX/CFD trading operation needed more than strategies. Running through MetaTrader 5 meant connecting research and backtesting to live execution, account-level risk settings, data collection and reporting. The software also needed to handle market hours and the practical constraints of a Windows-based trading terminal.</p> <h2 id="architecture">Architecture</h2> <p>MQL5 Expert Advisors ran inside MetaTrader 5, while a Python/FastAPI trade engine used the MT5 connector alongside the terminal on a Windows VPS. S3 held exported trade history and the <a href="https://jonnie.github.io/work/mt5-ohlcv-pipeline/">OHLCV pipeline</a> supplied bars for research and backtesting. AWS monitoring fed alerts into Slack, and an internal dashboard exposed strategy, account and commission views.</p>