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Sabine M.SM

Sabine M.

Supermalter

UX Design E-commerce & SaaS | CRO | UX Researcher

€600/day
19 projects
Toulon, FR
3-7 years

Average response time: 2 hours

Freelancer profile translated to English.
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About Sabine

Your interface is costing you customers. I'll show you exactly where and why.

I am a UX Designer & UX Researcher specializing in e-commerce and SaaS for over 6 years. 75+ projects completed.

I don't just design interfaces – I identify what's holding your users back and fix it.

My approach is simple:audit, design, measure, improve. In that order. Always.

What does this look like in practice?
For Costockage, in collaboration with the BoostConversion agency: redesign of key user journeys, strategic pages, and landing pages. Results: +23% leads, +213% conversion.

My areas of expertise:
— UX Audits (I find what your analytics don't tell you)
— User Research (interviews, tests, actionable insights)
— Conversion-oriented design - CRO
— Landing pages that turn traffic into results - Neuromarketing / CRO
— Integration of AI tools to deliver faster, without sacrificing quality

I work in close collaboration with project teams. Clear communication, structured deliverables, results tracking.

Do you have an underperforming user journey? Let's talk.
  • English

    Fluent

  • French

    Native or bilingual

  • Spanish

    Conversational

Can work on-site
Toulon (up to 50km), Marseille (up to 50km), Aix-en-Provence (up to 50km), Nice (up to 50km), Lyon (up to 50km)

Experience

  • Pastel Services
    Malt logoOn Malt
    UX Designer - AB Tests and CRO
    E-COMMERCE
    March 2026 - May 2026 (1 month)
    Paris, France
    Pastel has several dating sites. AB tested traffic: 400k visitors/month.

    Mission Objective
    To support Pastel in implementing a robust A/B testing protocol to optimize the subscription funnel and increase sales.

    Approach
    - Interviews with management and stakeholders
    - In-depth analysis of GA4 and Hotjar
    - Interviews with users of the dating site
    - Development of a robust A/B testing protocol for the subscription process
    - Implementation of 4 A/B tests
    - Analysis and presentation of test results

    Results Obtained
    - Highlighted previously unstudied friction points
    - Better understanding of user needs and expectations
    - Increase from 1.9% to 10.19% of users reaching the last page of the funnel

    Stack:Teams, GA4, Hotjar, internal testing stack, Google Slides
    Hotjar A/B Testing AB test CRO GA4
  • Hellopro
    Malt logoOn Malt
    User Research - Macro understanding of purchasing behavior
    TECH
    March 2026 - March 2026
    Paris, France
    HelloPro is a platform for easy and personalized matching between professionals and suppliers for professional equipment purchases.

    Mission Objective
    To support HelloPro in implementing a continuous user research protocol to constantly test new features launched. CRO improvement proposals based on test results.

    Approach
    - Interviews with management and stakeholders
    - 8 user interviews (organized and guerrilla recruitment)
    - Qualitative analysis of interviews, JTBD, competitive benchmark
    - Development of personas, journey maps, and UX/CRO recommendations
    - Clear deliverables presented to management to align strategy and roadmap

    Results Obtained
    - Highlighted previously undiscovered friction points
    - Better understanding of user needs and expectations
    - Solid foundation for continued improvement of form results.

    Stack:GoogleMeet, Figma, GA4, Dovetail, Notion
    UX Design UX Research User Research CRO User Interviews
  • PAB ÉDITIONS
    Malt logoOn Malt
    Audit of the EcoTree.green website
    E-COMMERCE
    February 2026 - February 2026
    Amsterdam, Netherlands
    EcoTree is an online platform that allows individuals to buy trees and companies to finance reforestation projects (carbon offsetting, CSR).

    Mission Objective
    To audit the B2C and B2B user experience (mobile and desktop) to identify conversion blockers and propose UX/CRO optimization levers, with a focus on the subscription process (80% of B2C revenue).

    Approach
    - Analysis of GA4 data (purchase funnel, acquisition, demographics)
    - Development of 6 personas enriched with analytics data
    - Comprehensive UX audit of key journeys: homepage, catalog, subscription, gifting
    - Technical audit (Core Web Vitals, PageSpeed)
    - Competitive benchmark
    - 109 prioritized recommendations with impact estimation
    - Deliverables presented to management (C-level) to inform the product roadmap

    Expected Results
    - Identification of the main friction points in the B2C and B2B funnels (product view rate at 1.17%)
    - Actionable prioritization: 10 quick wins, 55 short-term optimizations, 29 medium-term optimizations
    - Strategic foundation for improving conversion rates and guiding UX evolution

    Stack:Figma, GA4, Notion, Google Sheets
    UX Audit CRO UX Design E-commerce English

Reviews

5.0

Out of 14 ratings

MickaëlM

Mickaël

COO - Pastel Services

Reviewed on 6/1/2026

Sabine was a real asset in meeting our needs. She quickly understood our expectations, was proactive with great autonomy, and carried out the entrusted mission with seriousness and efficiency. We are fully satisfied with her support.
Pierre-AntoineP

Pierre-Antoine

UX / CRO - PAB ÉDITIONS

Reviewed on 3/6/2026

Thank you to Sabine for the high-quality UX / CRO audit for one of our clients. All defined needs and deadlines were met. I want to highlight the quality of the oral presentation, which was conducted entirely in English. I recommend!

Recommendations

RZ
AB
LV
+5
Romain Zammit and 7 other people have recommended Sabine

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Education

  • MSc Data Analytics and Digital Business
    EDHEC Business School
    2018
  • Bachelor Digital Marketing
    EDHEC Business School
    2017
    The EDHEC BBA is an undergraduate bachelor covering several fields of management, law, marketing and corporate finance. Ranked 3rd in France. I focused on Marketing.

Certifications

  • Google Analytics Individual Qualification
    Google
    2017
    User Interface Design User Experience Design Communication digitale User Research User Testing
  • IELTS
    British Concil
    2015
    Oral and Written English Communication

Skill set

Categories