Quantitative Trader, Prediction Markets & Derivatives

Socket.dev; New York (NY); On-site; USD 150,000 - 230,000; Full time

Job summary

Totalis is building the derivative layer for prediction markets. You will join the team to develop pricing and risk systems for complex prediction market trades, including parlay and combo bets. You will set fair values and manage risk in real time, working closely with founders on core infrastructure.

This role sits at the intersection of quantitative research, sports trading, derivatives pricing, and market making, offering ownership and a chance to shape a new financial product category.

Qualifications

• Experience quoting RFQs on prediction markets (Kalshi or Polymarket).
• Familiar with exchange microstructure, liquidity, and adverse selection.
• Strong understanding of probability and statistics.
• Experience pricing or trading sports, prediction markets, or other trad-fi derivatives.
• Modeling approaches such as Monte Carlo, copulas, Bayesian networks, or multivariate models.
• Extremely high ownership and ability to operate in an early stage startup.

Responsibilities

• Develop and operate the pricing and risk systems behind prediction market parlays and combo trades.
• Determine fair values for combos, model correlations between event contracts, set executable prices.
• Manage portfolio risk in real-time trading environment.
• Collaborate with the founders to define core system design and infrastructure.

Skills

RFQ quoting

Market microstructure

Probability & statistics

Pricing/trading derivatives

Quant modeling

Ownership mindset

Job description

Totalis is building the derivative layer for prediction markets. You will join the team to develop pricing and risk systems for complex prediction market trades, including parlay and combo bets. You will set fair values and manage risk in real time, working closely with founders on core infrastructure.

This role sits at the intersection of quantitative research, sports trading, derivatives pricing, and market making, offering ownership and a chance to shape a new financial product category.