Staff Infrastructure Engineer, US

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 RolePolymarket is looking for an Infrastructure Engineer to help build, scale, and operate the platform that our exchange and product engineering teams run on. This role is focused on the systems underneath the systems — Kubernetes, cloud infrastructure, CI/CD, observability, and reliability — that let our engineers ship fast without breaking things.You'll be a core individual contributor working with senior engineers across the org to design, automate, and harden the infrastructure that powers Polymarket at scale. This is a high-ownership role with minimal bureaucracy and a strong bias toward execution.What You'll DoDesign, build, and operate the Kubernetes-based platform that runs Polymarket's services, including cluster architecture, workload scheduling, and multi-environment managementDesign and implement systems for autoscaling, load balancing, service discovery, and disaster recovery that hold up under real trading volumeWrite code to manage infrastructure as code, build internal tooling, and eliminate manual toil across deployment, provisioning, and operationsBuild and maintain fast, reliable deployment pipelines that let engineering teams ship confidently and frequentlyBuild monitoring, logging, and alerting systems; participate in on-call rotations and lead root-cause analysis for production incidentsArchitect and optimize our cloud footprint (AWS/GCP) for cost, performance, and securityWork closely with backend, exchange, and product engineering teams to ensure infrastructure decisions support the platform's performance and growth needsWhat We're Looking For8+ years of professional infrastructure/platform/DevOps engineering experience, ideally at a large-scale company with high-traffic, production systemsDeep hands-on experience with Kubernetes and Docker in production — cluster operations, workload orchestration, and container lifecycle managementStrong software engineering fundamentals — able to write production-grade code (Go, Python, or similar), not just configuration and scriptsSolid experience with at least one major cloud provider (AWS or GCP), including networking, IAM, compute, and storageExperience with infrastructure-as-code tooling (Terraform, Pulumi, or similar) and CI/CD systemsComfortable debugging complex, distributed production systems on Linux and taking ownership of correctness, performance, and uptime(Plus) Experience operating infrastructure for high-throughput, low-latency, or financial/trading systems(Plus) Experience with service mesh, GitOps (ArgoCD/Flux), or multi-cluster/multi-region architectures(Plus) Familiarity with observability stacks (Prometheus, Grafana, Datadog, OpenTelemetry)BenefitsCompetitive salary & equityUnlimited PTOFull Health, Vision, & Dental coverage401k matchHardware setup: new MacBook Pro, big display, & accessoriesPay TransparencyBase salary range: $250,000 to $500,000 annually, plus equity and benefits.This range reflects a good-faith estimate for this position. Experience levels vary widely within a title here, so please reach out even if your expectations fall outside it. We're always happy to chat.LocationNew YorkEmployment TypeFull timeLocation TypeOn-siteDepartmentEngineeringEngineering, US