See the PoC/MVP here: https://dashboard.derivasys.com Over the past few months I’ve been building a real-time crypto options volatility surface system from scratch. At a high level, the idea sounds fairly straightforward: ingest live options market data compute implied vols fit an SVI surface stream smiles, skews, risk reversals, butterflies, and surface diagnostics to a frontend Simple enough on paper. In practice, almost none of the complexity ended up being the fit itself. The interesting part was everything around it. The First Version The original system connected to a single exchange and maintained a live surface reasonably well. It: consumed websocket market data tracked order book state recalculated implied vols maintained smile state per expiry periodically recalibrated an arbitrage-aware SVI surface streamed live updates to a frontend dashboard It all ran on a medium EC2 instance. Not perfectly, but well enough that it felt like the architecture was fundamentally sound.…