Senior Backend Engineer (.NET) ? Secure AI Gateway

Job Description

Senior Backend Engineer (.NET) ? Secure AI Gateway We are building a secure, high-performance gateway that enables AI agents to communicate safely with enterprise systems. You will work on core gateway components including authentication, real-time streaming, multi-tenant routing, security policy management, and developer APIs. Responsibilities Build gateway services: routing, state/session management, real-time streaming. Develop auth systems using OAuth 2.1/OIDC, JWT, RBAC, and multi-tenant security. Own production operations: CI/CD, Kubernetes deployments, observability. Integrate a security policy engine and enforce policies across API/SDK flows. Contribute to developer SDKs and APIs for external integrations. Requirements 4+ years building high-throughput, low-latency backend services. Strong expertise in C#/.NET, ASP.NET Core , and API design. Experience with TypeScript, Python, or Go . Strong knowledge of OAuth/OIDC, JWT, RBAC , and identity-driven access control. Experience with microservices, secure API gateways, and event-driven systems. Hands-on with EF Core, PostgreSQL, Redis . Cloud-native skills: Docker, Kubernetes, CI/CD . Observability experience (Prometheus, Grafana, OpenTelemetry). Nice to Have Experience with API gateways, proxies, or service mesh. Knowledge of agent protocols (#MCP) or AI frameworks (OpenAI, LangChain, Azure AI). Experience building SDKs or developer platforms. Familiarity with Microsoft Graph, Intune, or Windows 365 Cloud PC APIs. Exposure to anomaly detection or security monitoring.