Portfolio

Guillaume Lassiat — Product Design Lead

I am a design leader and product designer with over 17 years of experience creating digital products, design systems, and user experiences across SaaS, enterprise software, healthcare, finance, and AEC technologies. I bridge strategic vision and hands-on design execution for Autodesk, BioMérieux, Mazars, and other industry leaders. Based in Paris, working globally.

Selected work

Autodesk Forma — Geospatial marketplace

Autodesk · AEC, Urban planning · Oslo · 2023—26

Led end-to-end product design for a geospatial planning platform bridging complex engineering with intuitive platform design: core analysis workflows, 3D scene navigation, Revit integration, and monetization for a global geospatial data marketplace.

Autodesk Forma Ecosystem — AI platform integration

Autodesk · AEC ecosystem, AI integration · Oslo · 2023—26

Design lead for next-generation AI workflows within Forma: AI, MCP, SDK, and API integrations giving architects and planners real-time generative capabilities inside the Autodesk and third-party ecosystem.

BioMérieux — Immersive Learning 3D App

BioMérieux · Healthcare, Industry training · Lyon · 2021—23

Architected a certifying 3D application for laboratory training: replicated laboratory environments with UX gamification to train global teams on PCR sample testing, reducing physical equipment dependencies and travel footprints.

Mazars — Creating Shared Value

Mazars · Global audit & advisory · Paris · 2017—19

Directed the global visual identity and design strategy for a multi-awarded communication campaign delivered across 80+ countries: digital ecosystem, keyword-based website, and a unified print asset kit.

The Lab — an AI-native SaaS ecosystem

An access-on-request proving ground demonstrating how enterprise software, machine learning backends, and autonomous developer tooling operate as one cohesive SaaS platform (OSiris): computer vision dashboards, LiDAR point-cloud processing, browser-based 3D CAD, CFD simulation, and 3D city printing. Explore The Lab.

Contact

For speaking, advisory, or leadership roles, use the contact form. Response within 48 hours. Based in Paris (CET), working worldwide.