Difficulty: Hard
Category: architecture & logic
Practice quant interview questions from top firms including Jane Street, Citadel, Two Sigma, DE Shaw, and other leading quantitative finance companies.
Topics: c++, design-pattern, algorithms, finance
Deterministic replay engines are fundamental to high-frequency trading, enabling the exact reproduction of internal states and strategy outputs from historical logs. This capability is essential for debugging production incidents and backtesting strategies against out-of-order market data. Task Implement a replay engine for a momentum-based trading strategy that processes a batch of raw, potentially out-of-order events. The engine must sort the events, maintain a decaying momentum state, and ge
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