Lead AI Engineer (Healthtech)

Location: Hybrid work with an office in Barcelona, Spain

Company

Healthtech company using AI to accelerate drug development and improve patient outcomes through collaboration between clinical research professionals, data scientists, and AI experts.

What you will do

• Lead the end-to-end design, development, and deployment of scalable AI/ML solutions.
• Manage and mentor a team of 2–4 AI engineers through code reviews, architectural guidance, and professional development.
• Oversee the transition from experimental notebooks to production-grade services with high availability and low latency.
• Evaluate and prototype AI research techniques such as RAG, fine-tuning, and quantization.
• Explain complex technical concepts to non-technical stakeholders and provide strategic technical guidance.

Requirements

• 5+ years of experience in AI/ML software engineering, including at least 2 years in a formal or informal leadership role.
• Master’s or PhD in Computer Science, Mathematics, or a related field, or equivalent industry experience.
• Mastery of Python and deep familiarity with LangChain.
• Experience with vector databases such as Pinecone or Milvus and API design using FastAPI or Flask.
• Strong communication skills and the ability to explain complex technical concepts to non-technical stakeholders.

Nice to have

• Experience with Generative AI and LLM orchestration frameworks such as LangChain or LlamaIndex.
• Experience managing agile workflows.

Culture & Benefits

• International and collaborative work environment focused on healthcare innovation.
• Competitive base salary with an uncapped commission structure.
• Health benefits.
• Flexible hybrid work culture.
• Opportunity to contribute to a fast-growing AI healthtech company.