ForwardDeployed Engineer Polymarket US

MissionAct as the technical bridge between Polymarket’s exchange and its institutional counterparties. You’ll own the integrations that connect FCMs, liquidity providers, and ISVs to Polymarket’s regulated systems—helping partners go from sandbox to production while guaranteeing performance, reliability, and compliance.

What You’ll Do

Integration Engineering – Build, test, and deploy FIX / REST / WebSocket integrations for institutional participants. Partner Enablement – Work directly with engineers at FCMs, LPs, and ISVs to guide them through certification and onboarding. Performance Optimization – Benchmark and tune order routing, latency, and throughput between client systems and Polymarket APIs. Testing & Certification – Develop automated certification suites for connectivity and data-feed validation. Support & Troubleshooting – Provide Tier-2/3 technical support for institutional clients; diagnose issues spanning APIs, network, and clearing workflows. Documentation – Write and maintain developer guides, integration docs, and runbooks used by external partners. Feedback Loop – Capture partner feedback and channel it to Engineering and Markets for product improvement. Compliance Collaboration – Work with Compliance and InfoSec to ensure integrations meet access-control, data-handling, and system-safeguard standards.

Who You Are

5–8 years as a software engineer or integration engineer in trading, exchange, or financial-infrastructure environments. Strong in Python, Go, or Java; capable of debugging network protocols and APIs. Deep familiarity with FIX, REST, and WebSocket protocols. Experience supporting institutional clients or market makers in production environments. Clear communicator who can translate between engineering and business language. Excited by external-facing technical work and comfortable with responsibility for partner success. Knowledge of CFTC or SEC access and security requirements a plus. Why This RoleYou’ll sit at the frontline of Polymarket’s institutional expansion—owning the technical experience of every professional participant who connects to the exchange. If you like solving real client problems with deep technical rigor and seeing integrations go live in production, this role offers immediate impact and visibility.