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Software Engineer - Markets

New York, NYOnsite2+ YOE
Summary

Build automation and internal tools for Polymarket's US Markets team to create, configure, and settle prediction markets at scale using Node.js/TypeScript and React.

About the role

What You'll Do

  • Build automation pipelines that turn manual market creation into self-serve workflows
  • Own the internal markets portal where our team creates, configures, and resolves markets daily
  • Design and implement backend services that handle market lifecycle from launch to settlement
  • Create tools that let us spin up markets in response to breaking news within minutes, not hours
  • Ship full-stack solutions using Node.js/TypeScript backends with React frontends
  • Identify process bottlenecks and build systems that eliminate manual work
  • Scale our infrastructure to handle the creation and management of thousands of concurrent markets

What We're Looking For

  • 2-3 years of strong TypeScript and Node.js experience
  • Comfort building React frontends and full-stack applications
  • Background at startups, not big tech companies
  • High agency mindset - you find problems and ship fixes without waiting for direction
  • Experience with automation and building internal tools
  • (Plus) Previous experience with financial markets, trading platforms, or real-time data systems
  • (Plus) AI/ML experience for market automation and data processing
  • (Plus) DevOps experience with cloud platforms and deployment pipelines

Benefits

  • Competitive salary & equity
  • Unlimited PTO
  • Full Health, Vision, & Dental coverage
  • 401k match
  • Hardware setup: new MacBook Pro, big display, & accessories
Skills
TypeScriptNode.jsReactFull-stack developmentBackend servicesAutomationInternal toolsFinancial marketsAI/MLDevOps