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Lead AI Engineer

110 000 - 130 000
Формат работы
hybrid
Тип работы
fulltime
Грейд
lead
Английский
b2
Страна
Spain/Portugal
Вакансия из списка Hirify.GlobalВакансия из Hirify Global, списка международных tech-компаний
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Описание вакансии

Текст:
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TL;DR
Lead AI Engineer (LLM/RAG): Building and deploying scalable enterprise AI systems, including LLMs, agentic workflows, RAG pipelines, and production ML infrastructure with an accent on model fine-tuning, evaluation, monitoring, and inference optimization. Focus on designing reliable high-throughput systems, solving latency and drift challenges, and establishing AI architecture standards across the platform.

Location: Hybrid in Lisbon or Madrid

Salary: €110,000–€130,000 per year plus performance bonuses

Company

hirify.global is a high-paced startup building enterprise-grade AI capabilities and client-ready AI-driven features.

What you will do

  • Drive the technical direction of the AI stack and act as the Chief of AI’s technical right hand.
  • Design, develop, fine-tune, and deploy ML models and LLMs in production at scale.
  • Build scalable data ingestion, transformation, feature engineering, and fine-tuning pipelines.
  • Implement RAG workflows, vector search, knowledge grounding, and enterprise-grade agentic workflows.
  • Develop automated evaluation, monitoring, and experimentation frameworks covering latency, accuracy, drift, and retraining.
  • Optimize inference speed, memory usage, cost, reliability, and throughput while mentoring engineers and collaborating with product and delivery teams.

Requirements

  • 5+ years of experience in data engineering, ML engineering, applied AI, or comparable deep technical roles.
  • Production experience deploying ML models and LLMs at scale, including inference optimization.
  • Hands-on experience with LangGraph, LlamaIndex, or similar agent orchestration tools.
  • Experience training deep-learning models and fine-tuning LLMs with Python and a major deep-learning library such as PyTorch, TensorFlow, or JAX.
  • Experience building production-grade batch or streaming data pipelines with tools such as Airflow, Spark, or Dagster.
  • Knowledge of ML theory, cloud platforms, containerized deployments, MLOps, RAG, vector databases, embeddings, monitoring, reproducibility, and CI/CD for ML.

Nice to have

  • Experience in regulated or enterprise environments such as banking or insurance.
  • Technical leadership, architecture ownership, or experience acting as a technical right hand to a CTO or Chief of AI.

Culture & Benefits

  • Flexible work setup with travel when needed.
  • Performance bonuses and access to an equity or share plan as it rolls out.
  • Health and wellness allowances plus private health insurance.
  • 25 days of paid time off, excluding local public holidays.
  • Builder-oriented environment focused on impact, quality, ownership, collaboration, and growth.

Hiring process

  • Introductory 30-minute call followed by a culture and values interview.
  • Live coding challenge and delivery and collaboration interview.
  • Most candidates complete the process within 2–3 weeks, followed by an offer conversation.

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