This document is a certificate recognizing that Jeff Jérémy MEUNIER successfully completed the online Specialization in UI/UX Design from Coursera. The specialization covered all stages of the UI/UX development process and best practices in UX design. Learners completed exercises to apply their knowledge in areas like organizing content, defining goals and strategy, and creating wireframes and prototypes. The final project was a mid-level digital prototype and comprehensive plan for a complex website.