We are looking for an experienced AI Engineer with strong knowledge of LLMs, AI Agents, and Automation to design, develop, and deploy intelligent solutions that automate business processes across the organization.

This role will focus on creating AI agents capable of handling tasks ranging from small operational workflows to large-scale business process automation, such as automated order validation and other critical business functions.

The position requires close collaboration with international stakeholders, making strong English communication skills essential alongside fluent Spanish.

Key Responsibilities

- Design, develop, and deploy AI Agents using modern AI technologies and Large Language Models (LLMs).
- Build automation solutions that improve operational efficiency across multiple business areas.
- Develop AI-driven workflows capable of automating both simple operational tasks and complex business processes.
- Optimize and evaluate AI models, prompt performance, and agent frameworks for production environment readiness.
- Collaborate closely with international teams and stakeholders in English.
- Participate in the company's AI Community of Practice and contribute to defining internal AI best practices.
- Stay updated with the latest advancements in Generative AI, LLMs, and Agentic AI frameworks.

Requirements

Must-Have:

- 3+ years of experience as an AI Engineer, Machine Learning Engineer, or similar technical role.
- Hands-on experience developing and deploying AI Agents and automated workflows.
- Languages: Native/Fluent Spanish (primary working language) AND Fluent English (minimum C1 level, required for international meetings,



negotiations, and stakeholder interaction).
- Strong understanding of:
- Large Language Models (LLMs) & Generative AI
- Agentic AI frameworks (e.g., LangChain, AutoGen, CrewAI, LlamaIndex)
- AI Automation & API Integration
- Engineering & Business Integration: Experience integrating AI solutions into real-world business processes and backend systems.
- Strong problem-solving, analytical skills, and autonomy.

Nice to Have:

- Experience with workflow automation platforms (e.g., n8n, Make, Zapier, Power Automate).
- Knowledge of AI governance, security, and responsible AI practices.
- Experience with cloud-based AI services (AWS, Azure, GCP).
- Previous active participation in AI Communities of Practice.

? ¿Por qué unirte a Extia?

En Extia creemos firmemente en nuestro lema: “Who first, then what.” Primero la persona, después el proyecto.

✨ Flexibilidad real – Modelo adaptado a tu proyecto y equilibrio vida personal/profesional

? Plan de formación personalizado – Diseñamos contigo tu roadmap de evolución

? Triple Seguimiento – Un Coach, un Manager y un HR siempre a tu lado.

? Paquete de beneficios competitivo – Confiable Médico (incl. Fisioterapia y Psicología) + Ticket Restaurante + Transporte

? Entorno internacional – Más de 3.000 colaboradores en Europa y Canada

? Great Place to Work – Cultura basada en cercanía, transparencia y acompañamiento real

? Eventos, afterworks y comunidad activa – Team buildings, acciones solidarias, meetups, celebraciones internas… ¡Nos gusta compartir más allá del trabajo!

? ¿Te interesa o conoces a alguien que encaje?

📌 AI Engineer (Barcelona)
🏢 Extia
📍 Barcelona