Lever, Inc. is seeking an AI Architect / AI Engineering Lead based in Spain to design and deliver production-grade autonomous and multi-agent AI systems. The role combines architectural vision with hands-on engineering leadership across requirements, coding, testing, and CI/CD. You will drive enterprise AI architecture, integrate LLM- and RAG-based solutions, work with LangGraph, LangChain, Claude, Claude Code, and GitHub Copilot, and collaborate across cloud, backend, and frontend teams to #J-18808-Ljbffr