Lead AI Engineer (HYBRID in Madrid or Lisbon)(€110K - €130K)

Lead AI Engineer (HYBRID in Madrid or Lisbon)(€110K - €130K)

Join to apply for the Lead AI Engineer role at Joppy.

One of the companies we collaborate with at Joppy, a TOP AI Startup, is looking for a Lead AI Engineer to operate as the right hand of the Chief of AI, driving the technical direction of their AI stack, accelerating new use cases, and leading the development of next‑generation Gen
AI capabilities.

Work modality: HYBRID in Madrid (Spain) or Lisbon (Portugal) (3 days office/week)

What you’ll do

• Design, train, and deploy advanced LLMs and production‑grade ML models.
• Build scalable data pipelines (batch/streaming) and end‑to‑end fine‑tuning workflows.
• Develop and optimize RAG pipelines, vector search, and agentic architectures.
• Improve latency, reliability, scalability, and inference cost across the platform.
• Mentor engineers and collaborate with product, delivery, and leadership.
• Define AI standards, best practices, and technical strategy across the organization.

What we’re looking for

• 5+ years in ML Engineering, Data Engineering, Applied AI, or similar roles.
• Proven experience deploying LLMs to production at scale.
• Experience with Airflow, Spark, Dagster, or similar pipeline tools.
• Hands‑on experience with Lang
  Graph, Llama
  Index, or agent orchestration frameworks.
• Strong understanding of ML theory, inference optimization, and MLOps.
• Excellent communication and technical leadership ability.

Nice to have

• Production experience with RAG systems and vector databases.
• Experience in regulated environments (banking, insurance).
• Prior technical leadership or architecture ownership.

What we offer

• Competitive salary: €110K–€130K + performance bonuses
• Equity participation
• Private health insurance + wellness allowances
• Flexible setup (Hybrid Lisbon/Madrid)
• 25 days PTO + local public holidays

About Joppy

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Seniority level

• Mid‑Senior level

Employment type

• Full‑time

Job function

• Information Technology

Industries

• Technology, Information and Internet