# Software Engineer, Core Services

**Company:** [Cursor](https://hotfix.jobs/companies/cursor)
**Location:** San Francisco, CA, New York, NY
**Role:** Backend Engineering
**Skills:** OAuth, Jwt, RBAC, Webhooks, Event-Driven Architecture, Api Gateways, Source Control, Agent Workflows, Backend Services, Observability
**Posted:** 2026-04-07

> 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.

## Job Description

## 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.

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