Founding Member of Technical Staff — Markets

About the role We’re looking for exceptional early-career engineers and quantitative developers who are obsessed with markets and want to build. You may have interned at IMC, Citadel, Jane Street, HRT, Optiver, or another quantitative trading firm. Or you may have built serious trading systems, strategies, or market projects independently. You don’t need years of industry experience. We care much more about technical ability, speed, curiosity, and a genuine obsession with markets. You’ll work across research, data, and trading infrastructure — building the systems and signals that become the foundation of how we trade. What you’ll do - Build pipelines for market, alternative, and real-time data - Research, build, and evaluate trading signals - Build tooling that lets us go from an idea to a live experiment extremely quickly - Develop research and backtesting infrastructure - Turn research prototypes into reliable production systems - Work directly with quantitative and AI researchers on new approaches to market prediction - Own important parts of the trading stack from day one What we’re looking for - Exceptional software engineering ability, particularly in Python and/or C++ - Experience with quantitative development, trading systems, data infrastructure, or systematic research - Internship experience at a quantitative trading firm is a strong plus - Strong statistical intuition and comfort working with noisy real-world data - Ability to move quickly from an ambiguous idea to something working - Deep, personal interest in markets — you trade, build strategies, follow markets obsessively, or have serious independent projects to show for it A strong fit if you are - Coming out of an internship at IMC, Citadel, Jane Street, HRT, Optiver, or a similar firm and want significantly more ownership - A new grad who has spent college building trading systems or doing quantitative research - A strong engineer who became obsessed with markets and taught yourself the quantitative side - Someone who would rather build the trading firm than be employee #500 at one