Integration Engineer

About the Company

Polymarket is the world's largest prediction market platform. We enable individuals to express views on real-world events by trading on outcomes across politics, economics, sports, culture, and current affairs.

Responsibilities

• Own technical onboarding for market makers and institutional partners end to end across CLOB, WebSocket feeds, and RFQ gateway
• Serve as the primary technical contact post-onboarding, triaging issues and debugging integrations in production
• Write and maintain integration guides, code samples, and SDK documentation
• Monitor the health of active partner integrations proactively
• Translate partner feedback into actionable input for product and engineering
• Build and maintain code samples in Python and TypeScript
• Act as the technical bridge between trading firms and internal engineering

Requirements

• Hands-on experience integrating or debugging trading or exchange APIs (REST, WebSocket) in production
• Strong proficiency in Python
• Ability to read Rust or TypeScript
• Strong technical communication skills
• Track record of owning partner or client technical relationships end to end
• Solid understanding of electronic trading fundamentals (order types, market data feeds, execution mechanics)

Preferred Qualifications

• Experience at a crypto exchange, DeFi protocol, or on-chain trading venue
• Background doing client integrations for market makers or HFT firms
• Prior work as a solutions engineer or developer relations engineer in fintech or trading technology
• Familiarity with perpetuals, derivatives, or prediction markets

Benefits

• Competitive salary & equity
• Unlimited PTO
• Full Health, Vision, & Dental coverage
• 401k match
• Hardware setup: new MacBook Pro, big display, & accessories