Yahya Ghrab

Yahya Ghrab is a seasoned data science professional currently serving as a Senior Data Scientist at Carrefour since September 2023, where optimization of the promotion quality model is a key focus. Prior to this role, Yahya worked at DialOnce from September 2021 to August 2023 as a Data Scientist specializing in Natural Language Processing, designing and deploying production-grade chatbots enhanced with generative AI. Yahya's career includes a tenure at Groupe Renault from January 2018 to April 2021 as a PhD Business Data Analyst, where data collection and analysis were utilized to improve automotive supply chain planning. Academic credentials include a PhD in Management Sciences from Université Paris Dauphine - PSL, and advanced degrees in Entrepreneurship, Innovation, Logistics, and Industrial Engineering.