AI Engineer (Healthtech)

TL;DR

AI Engineer (Healthtech): Building sophisticated AI systems for drug development with an accent on agentic workflows, complex state management in LLM applications, and ensuring generative features are reliable, steerable, and scalable. Focus on designing multi-step AI workflows, prompt engineering, RAG pipeline development, and automated LLM evaluation.

Location: Flexible hybrid work culture in Barcelona, Spain

Company

hirify.global is a pioneering Healthtech company dedicated to revolutionizing drug development through the power of AI to accelerate medical advancements and improve patient outcomes.

What you will do

• Design and implement complex, multi-step AI workflows using LangGraph or similar frameworks to manage state, loops, and conditional logic.
• Develop, test, and version-control advanced prompts (Few-shot, Chain-of-Thought, ReAct).
• Build and maintain Retrieval-Augmented Generation (RAG) pipelines, including document parsing, embedding optimization, and vector database management.
• Establish automated evaluation frameworks using the Vertex AI Gen AI Evaluation Service to measure hallucination rates, groundedness, and relevancy.

Requirements

• 2/3+ years in software/ML engineering, with at least 1 year of hands-on experience building and deploying LLM-based applications in production.
• Deep understanding of treating LLMs as reasoning engines within a larger system.
• Profound knowledge of managing conversational state and memory in complex, non-linear AI graphs.
• Experience with applying CI/CD, unit testing for prompts, and structured logging using Cloud Trace and Cloud Logging.
• Expertise in orchestration frameworks like LangGraph, LangChain, CrewAI, or Vertex AI Agent Builder.
• Proficiency with the GCP ecosystem, including Vertex AI Studio, Cloud Run, BigQuery, and Cloud Storage, for data grounding and serverless AI applications.

Culture & Benefits

• Dynamic work environment with an international team.
• Opportunity to work alongside top talent.
• Competitive base salary and uncapped commission structure.
• Health benefits and flexible hybrid work culture.
• Opportunity to shape the future of a fast-growing AI healthtech company.