Maria Sofia is a postdoctoral researcher in the COATI team at the Inria Centre at Université Côte d'Azur in Sophia Antipolis. COATI is a joint team involving Inria, CNRS, and Université Côte d'Azur. Her research spans the theory and applications of machine learning, including representation learning, graph neural networks, learning from noisy labels, and model merging. She completed her PhD in Data Science in 2024.