✦ Luna Orbit — Software Engineering

Staff+ Software Engineer, Platform

at Anthropic

📍 San Francisco, CA | New York City, NY | Seattle, WA Hybrid Posted April 08, 2026
Type Full-Time
Experience lead
Exp. Years 8-10+ years
Education Bachelor’s degree or an equivalent combination of education, training, and/or experience
Category Software Engineering

Anthropic is hiring a Staff+ Platform Engineer to own platform infrastructure that powers Claude and related tools. You’ll drive frontend/backend cross-team initiatives, ensure scalability across clouds, and implement enterprise-grade identity and security capabilities.

  • Platform Acceleration: optimize dev infra and observability
  • Service Infra: core infra, deployment pipelines, MCP-oriented tooling
  • Multicloud: cross-cloud networking and security
  • Auth & Identity: RBAC/SSO and admin controls
  • Connectivity: MQTT/MCP-based tooling and SDKs

Role emphasizes frontend/backend with React/TypeScript and Node.js, plus platform-level infrastructure (Kubernetes, multi-cloud, OAuth, MCP). Focus areas include APIs, observability, and secure admin controls for enterprise deployments.

The ideal candidate is a Staff+ Platform Engineer with 8-10+ years of full-stack experience, deep React/TypeScript expertise, strong API design skills, and a track record delivering enterprise-grade, multi-cloud platforms.

8-10+ years of practical full-stack engineeringReactTypeScriptNode.jsKubernetesOAuthMCP proxyAPI gatewaysPostgreSQLCloud and multi-cloud experience
experience with enterprise SaaS platformsidentity and access management systemsinfra/architectural leadershipML/inference toolingdevelopment of external developer platforms
ReactTypeScriptNode.jsPostgreSQLKubernetesOAuthMCPMCP proxyAPI gatewaysCI/CD
8-10+ years practical full-stack engineeringReactTypeScriptNode.jsPostgreSQLKubernetesOAuthMCP proxyAPI gatewaysRBACservice meshobservabilitymulti-cloud
ReactTypeScriptNode.jsPostgreSQLKubernetesOAuthMCPMCP proxyAPI gatewaysCI/CDObservabilityService meshMulti-cloudRBACSecurity and compliance
communicationleadershipmentorshipcollaborationproblem-solvingownershipadaptabilitydecision-makingteamwork
Industry SaaS
Job Function Senior platform engineer responsible for building scalable, secure platform infrastructure for Claude ecosystem
Role Subtype Platform Engineer
Tech Domains React, TypeScript, Node.js, PostgreSQL, Kubernetes, OAuth, Service Mesh, RBAC
Visa Sponsorship Yes
Staff+ Software EngineerPlatformplatformbackendAPIsAPI designREST APIsKubernetesOAuthMCPMCP proxyAPI gatewaysPostgreSQLReactTypeScriptNode.jscloudmulti-cloudRBACservice meshobservabilityCI/CD

Less than 8 years of relevant experience, No experience with Kubernetes or multi-cloud infrastructure, Inability to work in a hybrid office setting

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