Turning complex SaaS into beautiful, simple
experiences.

Hi! I'm Lucas, Freelance Lead Product Designer in Paris. I specialize in B2B SaaS products.
Previously, I was Head of Design at Agorapulse and led Product Design at Renault Digital.
Nielsen Norman Group certified in UX Research and UX Management.

Frame 1 (5)

14

Years in Product Design

40k+

Users on designed products

180+

Countries reached

Full Product Revamp
How I redesigned the entire Agorapulse product: across web, mobile, and every feature; delivering a unified, modern and scalable experience.
See Case Study
Design Lead & Strategy
How I built and scaled the Design team, processes, and product experience in a rapidly growing French scale-up
See Case Study
UX Process
A scalable UX framework used across multiple teams, improving quality and delivery
See Case Study
Brand Design
A full rebranding and design system overhaul that transformed Agorapulse’s identity, website, and global visual language.
See Case Study
UX Workshops & Mentoring
Workshops designed to raise the UX level across design teams
See Case Study

Testimonials

From the people I've worked with

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Testimonial-Agorapulse-Lucas (1)
Testimonial-renault-digital-lucas-lengagne
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Want to have a chat?

Made with love and care by Lucas Lengagne, 2026©
(Psst! Wanna know a secret ? I also create underwater films)