Building High-Performance Trading Platforms: Architecture Guide

In financial technology, milliseconds equal millions. Building a trading platform requires an architecture where performance, consistency, and security are non-negotiable.

The Matching Engine

The matching engine pairs buy and sell orders. It must be deterministic and incredibly fast. Modern engines are written in C++, Rust, or Go, operating entirely in-memory using lock-free data structures to achieve sub-millisecond latency.

Market Data Distribution

Distributing real-time order book updates to thousands of clients requires robust WebSocket infrastructure with Redis Pub/Sub and horizontally scaled gateways.