Software Engineer - Markets

About PolymarketPolymarket 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. Built as a peer-to-peer marketplace with no centralized "house," Polymarket aggregates diverse opinions into transparent, market-based probabilities that reflect collective expectations about the future.We're growing fast, both in terms of volume ($21B traded in 2025) and adoption as an alternative news source. Our ambition is to become a ubiquitous beacon of truth in global media and we need your help adding fuel to the fire.About the RoleOur US Markets team is the engine that turns world events into live prediction markets. Right now, too much of our market creation process is manual. We need someone to build the automation and tooling that lets us launch markets at the speed news breaks.You'll own the entire pipeline from market idea to live market. This means building backend services that automate market creation, plus the internal portal our Markets team uses every day to configure and settle markets. You'll be the technical force multiplier that lets a small team run thousands of markets.This isn't a feature request job. You'll identify bottlenecks in our current process and build solutions that didn't exist before. If our team is spending 30 minutes manually setting up each market, you build the tool that makes it 30 seconds.What You'll DoBuild automation pipelines that turn manual market creation into self-serve workflowsOwn the internal markets portal where our team creates, configures, and resolves markets dailyDesign and implement backend services that handle market lifecycle from launch to settlementCreate tools that let us spin up markets in response to breaking news within minutes, not hoursShip full-stack solutions using Node.js/TypeScript backends with React frontendsIdentify process bottlenecks and build systems that eliminat