Quant Finance

⏱ 7 min read Risk Management and VaR for Quant Interviews: Tail Risk, Stress Testing, and Beyond Variance Risk management is the unglamorous-but-essential half […] Read article

⏱ 6 min read Python for Quants: What Quant Firms Actually Test in Python Interviews Python is the dominant language in quantitative research and Read article

⏱ 6 min read C++ for Quants: What HFT and Low-Latency Firms Test in C++ Interviews C++ is the dominant language for low-latency trading Read article

⏱ 6 min read Fermi Estimation for Quant Interviews: How Many Piano Tuners, Gas Stations, and Trades Per Day? Fermi estimation — the art Read article

⏱ 7 min read Order Book Dynamics for Quant Interviews: Microstructure, Queue Position, and Information Flow Order book dynamics is the study of how Read article

⏱ 7 min read Execution and Slippage for Quant Interviews: Market Impact, Algorithms, and the Cost of Trading Execution is where strategy meets reality. Read article

⏱ 7 min read Risk-Neutral Measure for Quant Interviews: Pricing, Girsanov, and Why μ Disappears The risk-neutral measure is one of the most subtle Read article

⏱ 7 min read Math / Physics / PhD to Quant Research: How to Translate Academic Background into a Quant-Research Career Quant research at Read article

⏱ 7 min read Junior Banker / Trader to Quant Trading: How to Move from the Sell-Side to a Prop Shop or Hedge Fund Read article

⏱ 7 min read Futures and Forwards Arbitrage for Quant Interviews: Cost of Carry, Convergence, and Real Trades Futures and forwards arbitrage is one Read article

⏱ 6 min read Monte Carlo Methods for Quant Interviews: Simulation, Variance Reduction, and Practical Pricing Monte Carlo methods are everywhere in quant finance. Read article

⏱ 7 min read SWE to Quant Dev: How Software Engineers Transition to Quantitative Finance Software engineers are well-positioned to transition to quant-dev roles Read article

⏱ 7 min read Regression and Hypothesis Testing for Quant Interviews: Diagnostics, Pitfalls, and What Gets Asked Regression is the most-used statistical tool in Read article

⏱ 6 min read Time-Series Analysis for Quant Interviews: Stationarity, ARIMA, and Practical Forecasting Time-series analysis is foundational to systematic quant work. Returns, volatility, Read article

⏱ 7 min read Stochastic Calculus for Quant Interviews: Brownian Motion, Itô’s Lemma, and Real Applications Stochastic calculus is the mathematical machinery behind continuous-time Read article