Software Engineer US Exchange Tooling
Polymarket is a decentralized information markets platform that lets users bet on the outcome of real-world events.
Maintainer signals as of 8/10/2026
Funding history
About Polymarket
Polymarket is an information markets platform where users can trade on the outcomes of various events, leveraging the power of free markets to forecast the future. It provides a mechanism for users to bet on real-world events and earn money based on the outcomes.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will build and maintain the internal systems that power US exchange operations, including payment reconciliation, transaction processing, operational dashboards, and compliance tooling. You will deliver production features frequently, work across frontend and backend stacks, integrate with external payment providers and APIs, and design systems for scale and auditability. You will collaborate closely with operations and compliance stakeholders, participate in architecture and code reviews, and help shape best practices.
Requirements
- 3-7 years of professional software development experience
- Strong full-stack web development skills with TypeScript
- Strong backend experience with Go
- Solid experience with React and Node.js
- Next.js experience is a plus
- Experience building data-heavy applications or internal tools
- Ability to work with external APIs and integrate third-party services
- Strong collaboration and communication skills
- Bias for action and iterative shipping
- Builder mindset focused on operational tooling
- Experience with MongoDB (plus)
- Background in fintech, payments, reconciliation systems, or regulated environments (plus)
- Familiarity with customer service or operations tooling (plus)
- Understanding of financial data modeling and audit requirements (plus)
- Bachelor's degree in Computer Science or equivalent (plus)
Responsibilities
- Build internal tools for US exchange operations
- Ship production features regularly
- Work across the full stack to build frontend interfaces and backend APIs
- Collaborate with operations, compliance, and product teams
- Design systems for scale, audit trails, and regulatory compliance
- Contribute to architecture decisions and code reviews
Benefits
- Competitive salary and equity
- Unlimited PTO
- Health, Vision, and Dental coverage
- 401k match
- Hardware setup including new MacBook Pro, large display, and accessories
