Systems Engineer, MCP Portals

Cloudflare·Hybridmid

En corto

→Ingeniero de sistemas que construye y opera servicios globales para conectar agentes de IA con herramientas internas y de terceros.
→Trabajas con autenticación segura, políticas Zero Trust, OAuth y proxies de tráfico MCP en la red global de Cloudflare.
→Destacado: Contribuyes al desarrollo de un protocolo emergente (MCP) con impacto directo en la arquitectura del futuro de Internet.

Profiencia en inglés para comunicación técnica y colaboración en equipos globales.

En ~1 minuto te damos: quién te entrevista, las preguntas probables con respuestas desde tu CV, y tu CV adaptado a esta vacante. Gratis, sin tarjeta.

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¿Qué piden?

✓Experiencia construyendo y operando sistemas distribuidos, servicios backend o productos de infraestructura en producción.
✓Habilidades sólidas en TypeScript, JavaScript, Go, Rust, C++ o lenguaje orientado a sistemas.
✓Comprensión sólida de HTTP, APIs, proxies, conexiones de streaming y modos comunes de fallos en sistemas distribuidos.
✓Experiencia en depuración de sistemas en producción usando logs, métricas y trazas.
✓Capacidad para resolver problemas ambiguos y asumir responsabilidad sobre servicios en producción.
✓Colaboración efectiva con equipos de producto, seguridad e ingeniería en entornos de alto impacto.

¿No cumplís todo? Es lo normal — tu dossier gratis te dice qué gaps tenés y cómo cubrirlos en la entrevista.

TypeScriptJavaScriptGoRustC++HTTPOAuthCloudflare AccessZero TrustAPIs

¿A quién escribirle en Cloudflare?

Tu dossier gratis identifica a las personas que te entrevistarían — con su background, qué valoran y cómo escribirles para destacar antes de aplicar.

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations: Lisbon, Portugal Role Summary Cloudflare MCP Server Portals give organizations a secure, centralized way to connect AI agents to internal and third-party tools. As a Systems Engineer on the MCP Portals team, you will build and operate the distributed systems that authenticate users, manage OAuth credentials and sessions, enforce Zero Trust policies, and proxy MCP traffic across Cloudflare's global network. You will work with engineers and product managers across Access, Gateway, and Developer Platform teams to advance a rapidly evolving protocol and product. We are looking for a thoughtful engineer who enjoys solving ambiguous systems problems and taking responsibility for services in production. Role Responsibilities • Design, build, and operate the globally distributed services that connect MCP clients to authorized upstream MCP servers. • Evolve our implementation as the MCP specification changes. • Build secure authentication and authorization flows involving Cloudflare Access, OAuth, identity, and delegated access to upstream services. • Improve the reliability, scalability, latency, and resource efficiency of multi-tenant systems built on the Cloudflare Developer Platform. • Develop observability through structured logs, metrics, traces, dashboards, and actionable alerts, and participate in production support and incident response. • Investigate customer issues across multiple services and teams, distinguishing product defects from upstream failures, policy configuration, and infrastructure dependencies. • Collaborate with product, security, and engineering partners to turn customer needs and emerging standards into well-tested, maintainable product capabilities. Role Requirements Must Have Skills • Experience building and operating reliable distributed systems, backend services, network services, or infrastructure products in production. • Strong programming skills in TypeScript, JavaScript, Go, Rust, C++, or another systems-oriented language. • A solid understanding of HTTP, APIs, proxies, streaming connections, and common distributed-systems failure modes. • Experience debugging production systems using logs, metrics, trac

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