My Work

Combining Design, Data and Code to create impact.

A selection of projects where I led UX strategy, design systems and frontend development to solve real business challenges.

Product Design · UX/UI · SaaS · MVP · Frontend Development

12+Products launched

€23MRaised by clients

11 yearsdesigning products

+€4MIn revenue generated

€0 to €21M
raised in funding

+2000 clients
worldwide

Context: A cybersecurity startup and YC-backed company that raised a €17M Series A. I joined as Founding Product Designer & Frontend Developer to design and launch the product from scratch.
Objective: Reduce time-to-value
Increase prospect conversion
Improve product activation and adoption
Accelerate time-to-market in an early-stage context
Role: Founding Product Designer & Frontend Developer
→ From product vision to production (design, dev, acquisition, user research)
Actions: Designed a product that's easy to understand at first glance
Built the frontend to speed up iteration cycles
Led branding and conversion-oriented marketing sites
Set up recurring user research workshops

Sophie anticipates difficulties, which greatly eased our collaboration. She doesn't just create aesthetic designs; she carefully evaluates their impact and feasibility.
Antoine CarossioCTO

UI/UX design of Escape's main interface - cybersecurity SaaS

UI/UX design of Escape's inventory interface - vulnerability management

-50%
churn rate

2x faster
user autonomy

Context: Existing product with cybersecurity data that was hard for teams to read and act on.
Objective: Make the data clear, readable and actionable to speed up decision-making and product adoption.
Role: Product Designer
→ UX redesign, key flow design, and Figma specs handoff for implementation
Deliverables: Complete flow redesign in 1 month
Set up a guided (AI) onboarding → 2x user autonomy from the first sessions
Improved product comprehension → -50% churn rate

The AI onboarding was the key. On a dense product, autonomous ramp-up changes everything for retention.
AlexCTO

UI/UX design of Backranks SaaS - cybersecurity and AI data interface

UI/UX design of Backranks' AI onboarding

In 2 months
MVP delivered

+50%
operational efficiency

Context: A founder with a strong product vision, no in-house product team. Very early-stage product in a technical environment (cybersecurity / cloud IAM).
Objective: Turn a vision into a concrete, understandable, demoable product, while laying solid foundations for future iterations.
Role: Product Designer & Developer
→ Product framing, UX/UI design and frontend development
Deliverables: Product designed, built and delivered in 2 months, enabling a fast path from idea to usable product
Clarified the value proposition → easier prospect demos and sales conversations
Structured the workflows → +50% operational efficiency
Set up a product roadmap and integrated user testing → better prioritization of future iterations

Prioritizing features right from the framing phase is what allowed us to ship in 2 months with no technical debt.
Simon BucquetCEO

UI/UX design of Pragmable SaaS - main view

UI/UX design of Pragmable's interface - functional detail

10x faster
alert creation

+30 prospects
at FIC 2026 demo

Context: SaaS platform for monitoring industrial sites, connected to real-time IoT sensors.
A technical product requiring expert intervention to configure monitoring and alerts.
Objective: Simplify monitoring and alert creation to give operators full autonomy, with no training or technical dependency.
Role: Product Designer & FullStack Developer
→ UX design and product development (design-to-code approach)
Deliverables: Built monitoring and alerting workflows
Simplified the interface and interactions → full operator autonomy (no more dependency on the technical team)
Real-time sensor visualization for faster incident response
Product demoable under real conditions (FIC 2026 trade show)

Sophie combines product design and frontend development to deliver interfaces that are effective and directly shippable, speeding up time-to-production. Her product vision and design system approach bring UX that's tailored, scalable and user-need driven.
Frédéric BreussinCEO

UI/UX design of AioTrust SaaS - industrial IoT sensor monitoring dashboard

UX/UI design of AioTrust's alarm rules configurator - industrial IoT

-30%
drop-off rate

+25%
conversion

Context: LegalTech platform simplifying legal secretarial work: company incorporation, shareholder management, and paperwork.
Objective: Simplify and guide the incorporation flow to reduce drop-off and improve conversion.
Role: Product Designer & FullStack Developer
→ Redesign of the incorporation funnel and user onboarding
Deliverables: Complete redesign of the incorporation funnel → simplified, step-by-step guided flow
Improved clarity and guidance → reduced friction and drop-off
An experience accessible to everyone → thousands of users guided through incorporation every month

In a complex legal funnel, a single unclear step means a drop-off. Clarifying the UX had a positive impact on several thousand users during onboarding.
K.CTO

UX/UI design of the company incorporation funnel - AlexLegal LegalTech

UX design of the simplified onboarding for company incorporation - AlexLegal

You have a project

Let's talk about what you
want to build.

A SaaS product, a redesign, an MVP?
I'll help you move fast without compromising on quality.

Discuss your project

✓ No commitment · Free · Reply within 24h

Combining Design, Data and Code to create impact.

Let's talk about what youwant to build.

Let's talk about what you
want to build.