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Machine Learning Engineer, Senior

📍 Location
arbo
⏰ Job Type
Full-time
📅 Posted
June 04, 2026

About the Role

Mid/Senior LLM Engineer - Barcelona/Madrid/Zaragoza/San Sebastian

Our client is Europe's largest software companys With over 200+ team members worldwide, they deliver hyper-efficient AI that powers industries from finance to energy to manufacturing.

They're looking for a Mid/Senior LLM Engineer to join our growing AI team. You'll work alongside world-leading experts on groundbreaking projects.

Guide and mentor junior engineers in LLM development
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Stay at the cutting edge of research in AI, LLMs, and quantum-inspired computing

MSc/PhD in AI, Computer Science, Data Science, or related field
~2+ years (Mid) or 5+ years (Senior) hands-on experience training or fine-tuning Transformer/LLM models
~ Strong expertise xhfqzwm in PyTorch, HuggingFace, and GPU computing
~ Experience with cloud (AWS/GCP/Azure) and container...

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