A 2026 architecture for a transaction cost analysis (TCA) system: benchmarks, the data pipeline, slippage decomposition, and execution-quality reporting.
A 2026 system-design walkthrough of an implementation shortfall execution algorithm: the Almgren-Chriss frontier, scheduling, the slicer, and TCA feedback.
A 2026 system-design walkthrough of a VWAP execution algorithm: volume curve forecasting, scheduling, the slicing engine, and transaction cost analysis.
A 2026 systems design of a smart order routing engine: venue selection, latency budgets, best-execution logic, risk checks, and the failure modes that bite.
How event-driven backtesting engines prevent lookahead bias and ensure backtest-to-live fidelity. NautilusTrader and LEAN architecture teardown, order book simulation, and latency modeling.