Realtime Prediction Markets Backend Engineer

Unlok; New York (NY); On-site; USD 150,000 - 210,000; Full time

Job summary

Unlok is building the infrastructure powering the next generation of prediction markets. We’re seeking a strong backend/quant engineer to design and implement scalable APIs, data pipelines, and real-time analytics from the ground up.

You’ll integrate third-party market APIs, develop P&L, pricing, exposure, and risk models, and collaborate with product and quantitative teams to ship reliable, high-performance systems.

Qualifications

• Strong backend engineering and quantitative/math skills.
• Experience with trading, exchanges, fintech, or market infrastructure.
• Python required; experience with APIs, databases, and real-time systems.
• Entrepreneurial mindset - comfortable building from zero.

Responsibilities

• Build APIs and data infrastructure for prediction markets.
• Integrate Kalshi, Polymarket, and other third-party APIs.
• Develop P&L, pricing, portfolio, exposure, and risk models.
• Build reliable real-time data pipelines and analytics.
• Work closely with product and quantitative teams.

Skills

Backend engineering

Quantitative finance

Python

APIs

Databases

Real-time systems

Job description

Unlok is building the infrastructure powering the next generation of prediction markets. We’re seeking a strong backend/quant engineer to design and implement scalable APIs, data pipelines, and real-time analytics from the ground up.

You’ll integrate third-party market APIs, develop P&L, pricing, exposure, and risk models, and collaborate with product and quantitative teams to ship reliable, high-performance systems.