Senior Backend Engineer (.NET) – Secure AI Gateway

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.