Principal AI Engineer

Calle Gran Via 30, 7 and 10 floor, Madrid, SpainFull-timePosted Oct 15, 2026

Job description

We are looking for a Principal AI Engineer with an end-to-end vision of AI systems, able to connect business needs with technical solutions. The role combines hands-on development with architectural design, focusing on building, automating, and deploying production-grade AI solutions.

Key Responsibilities

Build the AI-first foundation for e-commerce platform: Help design the end-to-end architectural structure for production-grade AI systems powering a rental platform (not just prototypes). Architect LLM/agentic RAG and agentic workflow patterns (orchestration, tool use, integrations) aligned with enterprise-grade quality and reliability expectations.

Establish standards for governance, safety guardrails, evaluation, monitoring/observability, auditability and cost control for AI in production. Build/guide the implementation of agentic workflows (multi-step automation, tool calling, structured outputs, human approvals). Help shape operational building blocks like pricing and fleet logic where AI automation is a lever to boost effectiveness and customer centricity.

Description copied from randstad's careers page. Read the full posting before you apply.

More jobs at randstad

See all openings at randstad

More jobs in Madrid

See all jobs in Madrid

Principal AI Engineer jobs at other companies