Polygon Labs

Platform Engineer

• Operate production Kubernetes environments on GKE, including day-to-day cluster operations, troubleshooting, maintenance, and reliability improvements.
• Build and maintain infrastructure as code using Pulumi, including Pulumi ESC for environments, secrets, and configuration, primarily in TypeScript and Python.
• Manage GitOps workflows with ArgoCD and maintain reliable CI/CD pipelines, including diagnosing pipeline-level race conditions.
• Operate GCP infrastructure across IAM, Pub/Sub, Cloud SQL, VPC, and Secret Manager.
• Tune Pub/Sub subscriptions through acknowledgement deadlines, dead-letter queue redrive behavior, and backlog alerting.
• Manage Cloudflare entirely as code, including Workers and DNS, and maintain lifecycle cleanup for stale preview environments.
• Own the secrets and configuration lifecycle across services, including provisioning, rotation, naming conventions, and preventing cross-service authentication drift.
• Respond independently to production incidents through triage, escalation, documentation, runbooks, and incident.io workflows.
• Review and approve infrastructure pull requests, helping maintain standards for safety, correctness, and operational readiness.
• Build and maintain Grafana dashboards and alerts, including working with Grafana Alloy.
• Execute SOC2-driven infrastructure and security work and maintain separation between regulated or sensitive-data environments.
• Read and contribute to systems involving Go, TypeScript, and Python.
• Work as a trusted infrastructure partner during EU business-day core hours.

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Platform Engineer