Fruitz
Shipped features across the full product lifecycle for a 15M+ user app — discovery, A/B testing at scale, and a complete UI refresh that improved core engagement metrics.
Hello, I'm Maxime Siméon
Senior Product Designer with 11 years shaping products used by millions — from fintech to electric mobility to France's national design system. I combine high-craft UI with product strategy and a data-informed approach.
Electra
Led design for Electra's charging ecosystem — mobile app, web app, and terminal interface. Built the design system from scratch, structured the design practice (hiring, methodology, mentoring), and shipped an instant recharge flow that simplified the EV charging experience.
Eventmaker
Redesigned Eventmaker's core product to shift from CSM-dependent to self-serve — reducing support load and enabling standalone adoption. Built the design system and led a full UI refresh.
Yeeld
Founding Designer at Yeeld, a fintech that made saving effortless. Scaled the product from 0 to 100K users in 18 months with a 3-person product team using Shape Up. Owned branding, user research, and end-to-end product design..