Blog
Guides, insights, and deep dives into quant interview topics.
Trader vs Researcher Is the Wrong Question: The Five Axes That Decide Your Quant Career
Titles barely describe the job. Every quant seat is a point in five dimensions; sort by where the alpha comes from and the field collapses into six families. How to pick the one that fits you.
Guest PostWhat I Went Through in the Jane Street Quant Trader Interview
A personal, first-person account — two technical rounds and a Super Day of market-making games — from someone who got the internship offer. What he actually noticed, shared as-is.
NewsletterWhy Volatility Raises Call Value
A candidate is at the whiteboard, and the setup is deliberately plain.
NewsletterProblem of the Day: Optimal Stopping in a Blue-Red Ball Draw
Today's problem: Optimal Stopping in a Blue-Red Ball Draw
NewsletterProblem of the Day: Optimal Kelly Bet Sizing for a Mean-Reversion Signal
Today's problem: Optimal Kelly Bet Sizing for a Mean-Reversion Signal
NewsletterProblem of the Day: Airplane Boarding Problem
Today's problem: Airplane Boarding Problem
NewsletterProblem of the Day: HTH vs HTT Pattern Race
Today's problem: HTH vs HTT Pattern Race
NewsletterLatency Arbitrage Is a Priority Game, Not a Speed Contest
You won't be running a co location stack on day one, but if you're interviewing for a buy side or HFT seat, understanding the latency priority game is exactly what separates a hire from a…
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