Joseba Bertolini Sanchez

Joseba Bertolini Sánchez holds a Bachelor’s degree in Computer Engineering with specialization in Computing and a Master’s degree in Natural Language Processing. His academic work, including his Bachelor’s Thesis and Master’s Thesis, focused on the detection, evaluation, and mitigation of bias in large language models through fine-tuning techniques and systematic evaluation frameworks. He is currently a Junior Researcher in Artificial Intelligence in the DIGITAL-AI CORE unit at TECNALIA, where he works on reliability and robustness of bias-free and explainable AI systems. He is involved in the design and development of LLM-based solutions, including RAG architectures and multi-agent systems for internal assistants.