Senior Security Engineer

📋 Description Own product & platform security for LangSmith, LangGraph, and SDK (Python/TS/Go). Secure-by-default authN/Z: SSO/SAML/OIDC/SCIM, token lifecycles. Vuln management: scanning, triage, patch SLAs; coordinate with engineering. Ship secure designs, reviews, and lightweight checks (linters, SBOM, SLSA). Hardening & operations: network segmentation, Zero Trust, Kubernetes posture, IAM least privilege. Collaborate with engineers and customers on security requirements. 🎯 Requirements 5+ years in security engineering with Python or Go; TypeScript a plus. Cloud/Kubernetes security (GCP/AWS IAM, workload identity, policies). Hands-on AppSec: code review, threat modeling, secure design. Incident management: detection, response, remediation. Supply-chain security: SBOM, sigstore/cosign, SLSA controls. Clear, pragmatic communication with engineers and customers. 🎁 Benefits Security for SaaS + self-hosted offerings, including air-gapped deployments. Proficiency with AI tooling to expedite security reviews. Solid understanding of AI threats and adversarial testing. SOC 2 / ISO 27001 programs and evidence automation. Go services and IaC (Terraform/Helm); policy-as-code. Privacy patterns: data minimization, retention, masking.