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CursorCursorSan Francisco, CA

Software Engineer, Core Services

Builds and owns core backend services like auth, webhooks, and agent workflow infrastructure for a developer AI coding tool. Requires strong experience in scalable backend systems, reliability, and clean abstractions.

Salary not listed
On-siteBackend Engineering

About the role

Responsibilities

  • Own critical shared services including auth, webhooks, and backend systems powering agent workflows.
  • Design and implement scalable auth architecture.
  • Own infrastructure behind agent workflows, optimizing for performance and reliability.
  • Build robust webhook server with retry semantics, dead-letter queues, and observability.
  • Harden SCM integrations with resilient abstractions over source control providers.
  • Drive end-to-end agent reliability, partnering with client and inference teams.

Requirements

  • Experience building and operating critical backend services, especially auth systems, API gateways, or webhook infrastructure.
  • Worked on agentic products or infrastructure with strong opinions on reliability and performance of complex multi-step systems.
  • Care deeply about clean abstractions, well-defined service contracts.
  • Strong software engineering fundamentals and enjoy owning full lifecycle of production services.

Nice-to-haves

  • Experience with authentication/authorization frameworks (OAuth, JWTs, RBAC).
  • Event-driven architectures.
  • Building developer-facing platform services.

Skills

OAuthJwtRBACWebhooksEvent-Driven ArchitectureApi GatewaysSource ControlAgent WorkflowsBackend ServicesObservability
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