Senior Agentic Platform Engineer

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Full job description

Seedtag is seeking a Senior Agentic Platform Engineer to take technical ownership of key components of Liz Agent, their AI agent platform. Responsibilities include designing and maintaining the Liz Agent runtime, developing MCP tool servers, APIs, and authentication services, enhancing agent capabilities with multi-model routing and LLM frameworks, ensuring platform stability and observability, defining scalable APIs and CI/CD pipelines, implementing security controls, and providing technical leadership. Required qualifications include 5+ years of backend production experience, strong Python skills, experience with LLM applications or AI agents, knowledge of event-driven architectures, microservices, Kubernetes, cloud infrastructure, LLMOps, observability, CI/CD, production troubleshooting, and AI security. The role offers flexible remote or hybrid work options across multiple European locations. Tech stack includes Python, Go, GCP, Kubernetes, Vertex AI, BigQuery, MCP, PydanticAI, Claude Agent SDK, LangGraph, OpenAI Agent SDK, Pub/Sub, Redis, Firestore, Langfuse, Prometheus, Logfire, LiteLLM, ArgoCD, Kustomize, GitHub Actions, TypeScript, Next.js, embeddings, and vector search.