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Marie-Virginie NavarreMN

Marie-Virginie Navarre

Payment & Fraud Performance Consultant

€950/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Marie-Virginie

Every lost authorization rate point is revenue that evaporates.
Every flaw in your anti-fraud system is a risk you bear alone.

Payments are often seen as a technical subject. In reality, they are a direct lever for revenue, conversion, and revenue security.
For over 15 years, I have been supporting e-commerce businesses and large corporations — LVMH, Showroomprivé, Veepee, La Banque Postale — in transforming their collection flows into a competitive advantage:
→Less friction. Fewer declines. More conversion.
→Fewer losses related to chargebacks and fraud.
→Organized, autonomous, high-performing payment teams.

My approach: technical expertise serving business performance. I speak the language of CIOs and CFOs. I deliver — not audits that gather dust in a drawer.

OFFER 1 🔍 Payment Audit & Optimization

Recover revenue immediately
→Analysis of authorization rate, abandonment rate, and PSP costs
→Identification of conversion losses and friction points
→Quantified action plan: quick wins + long-term roadmap
✓ Objective: Gain of 1 to 3 authorization rate points — direct impact on revenue

OFFER 2 🛡️ Fraud & Chargeback Reduction

Secure your revenue without blocking your legitimate customers
→Review of your fraud scoring and 3DS configuration
→Reduction of chargeback rates and false positives
→Implementation or optimization of detection rules
✓ Objective: Reduction of fraud losses, margin protection, preserved customer experience

OFFER 3 🚀 Payment Delivery & Transformation

Align payment performance & growth
→Project management: PSP deployment, new payment methods
→Business Analysis support & coordination of IT, business, providers, multi-market
→PSD2 compliance, OSMP / Fevad management
✓ Objective: Projects delivered on time — autonomous and scalable payment organization
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • 24s (LVMH)
    Head of Payment and Fraud
    LUXURY GOODS
    March 2023 - March 2025 (2 years)
    Paris, France
    →Optimization of authorization & conversion rates — direct impact on revenue (website & app)
    →Deployment of new international payment methods to accelerate growth
    →Management of a team of 4 people & cross-functional coordination IT / Finance / Ops
    →Automation of financial reconciliation — reduction of errors and delays
    →Renegotiation of service provider contracts — significant reduction in processing costs
    Payment Flow Team Management Cash Management Fraud & Chargebacks Consulting
  • La Banque Postale
    Finance / Marketing Project Manager E-commerce
    BANKING AND INSURANCE
    March 2018 - June 2019 (1 year and 3 months)
    Issy-les-Moulineaux, France
    →Overhaul of e-commerce services for LBP merchants
    →Benchmark of e-commerce solutions & writing of specifications
    →Management of a complete RFP for provider selection
    Project Management Consulting Corporate Strategy Payment Flow Monitoring & Reporting
  • showroomprive.com
    Manager Payment and Fraud
    E-COMMERCE
    June 2019 - June 2022 (3 years)
    Paris, France
    As part of optimizing payment flows and renegotiating service provider contracts:
    →Creation and management of a team of 6 people (Payment / Fraud / Reconciliation)
    →PSD2 compliance and integration of BNPL, iDeal, Mbway — expansion of payment methods
    →Launch of the marketplace with the implementation of escrow flows
    →Representation at industry organizations: OSMP, Fevad
    Payment Flow Fraud & Chargebacks Team Management Consulting

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Education

  • Master in Digital Marketing MBAMCI
    École de Management Léonard de Vinci
    2008
    le Master Marketing Digital MBAMCI a pour objectif de délivrer les compétences clés des métiers du marketing digital et de l’innovation. Les apprenants acquièrent tant un “savoir faire” solide et polyvalent dans le marketing digital. Et un “savoir être” pour adopter rapidement les changements issus des technologies. Ils maîtrisent les méthodes de travail agiles et collaboratives et se dotent d’une capacité à suivre, comprendre et analyser les rouages de l’innovation.

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