Freelancer profile translated to English.
Back to original languageAbout Olivier
Freelance consultant Malt since2019
🎖️ Super Malter 3 in 2024
👨🏽💼 Webanalytics/CRO consultant since 2014
🤓 Tracking Google Analytics 4/GTM/Matomo/Piano Analytics / Server-side tracking
👓 BI - creation of automated dashboards (Looker/Tableau)
📈 Data - Database analysis (Python/SQL)
🧑🏾💻 Webanalytics and CRO manager in agency (Publicis, Effilab) and for the advertiser (Carglass France)
👨🏽🏫 Webanalytics/ Tracking/ CRO lecturer in business schools since 2019
Trainer tracking GA4/ Matomo/ Piano / CRO (Hotjar, Mouseflow)
References:
- Carrefour
- L'oréal
- Legrand
- Purina
- Logis Hotel
- Direct assurance
- Disneyland Paris
- Salomon
Tracking section :
- Measurement plan, tagging plan (GA4, Matomo, Piano analytics)
- Server-side tracking for GA4/ Piano Analytics
- Technical monitoring (acceptance testing) - Google Analytics 4 / Matomo / Piano Analytics
- Account configuration (Google Tag Manager/ Google Analytics 4)
Intervention on the following solutions:
- Matomo Analytics
- Piano Analytics
- Google Analytics 4
- Google Tag Manager
- Content Square
- Hotjar
On RGPD/DMA compliance:
✅ Consent banner configuration (CMP banner)
✅ Implementation ofGoogle Consent Mode V2
✅ GTM/GA4 configuration
CRO section :
✅ In-page analysis (Hotjar, Content Square, Mouseflow)
✅ Identification of friction points in the user journey
✅ AB test campaigns (AB tasty/Kameleoon)
Training section :
Training tailored to team needs. Practical exercises (GTM/GA4) and multi-week sessions.
✅ Personalized training
✅ Tracking / Webanalytics / CRO / Server-side tracking training
✅ Introduction to GA4/ Piano analytics / Matomo solutions
✅ Multi-week sessions for better skill development
If you want to unlock the full potential of your data, don't hesitate to contact me.
Olivier. Response within an hour.
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- Baxter FactoryFounderCONSULTING AND AUDITSJuly 2020 - Today (6 years and 1 month)France👥 Client: Baxter Factory (Freelance)🏢 Sector: Web Analytics, CRO, and Data Marketing Consulting📊 Context: Multisector freelance missions — retail, insurance, luxury, tourism, e-commerce🔍 Context & ChallengesAs a freelance Web Analytics & CRO consultant, I have been involved in high-stakes data missions since 2020: upgrading tracking systems, GA4 migration, CMP deployment, CRO analysis, and performance optimization campaign supervision.👉 My Role: Ensuring data reliability, optimizing user journeys, and supporting brands in their data-driven strategic decision-making.🧰 Key Mission Examples• Salomon – Product Analyst: analyzing friction points with Content Square, Piano & Adobe Analytics tracking, coordinating product/data/business (6 months)• Disneyland Paris: QA mission – validation of site and app tracking (3 months)• Isabel Marant: post-redesign tracking supervision (Shopify), GA4 & CMP implementation (8 months)• Bureau Veritas: product tracking on Matomo (2 months)• Fast Retailing (Comptoir des Cotonniers / Princess Tam Tam): GA4 e-commerce migration, CMP configuration (9 months)• Generali: campaign monitoring (Commander's Act), tagging plan creation, Looker Studio dashboard (6 months)• Direct Assurance: GA4 site & app migration supervision, CMP configuration (9 months)• Plebicom: tracking audit, GA4, e-commerce, CMP (8 months)• Santé Vet: tracking system audit (2 months)• Viseo: long-term data support (18 months)🎓 Web analytics training (focus on tracking, user journey, and CRO)👥 Team Management: supervising 3 web analysts on tracking & data analysis missions📈 Results Achieved• +20 missions successfully delivered in complex environments• Standardization of tagging plans and structuring of multi-tool dashboards• Strong client autonomy acquired through skill transfer (training & documentation)
- EffilabWebanalytics ManagerJanuary 2019 - September 2019 (8 months)92100 Boulogne-Billancourt, France👥 Client: Effilab🏢 Sector: Digital Marketing, Paid Media, Web Analytics, Conversion📊 Company Context: Agency specializing in digital performance, subsidiary of the Solocal group🔍 Context & ChallengesEffilab wanted to strengthen its value proposition around data and performance optimization. With strong growth, the agency needed to structure its Web Analytics & CRO offering to better support its key accounts and improve technical maturity.👉 It was in this context that I was hired as Web Analytics Manager, to lead the redesign of the offering, coordinate tracking/CRO services, and manage client relationships on data projects.🧰 My Role in the Mission• Complete overhaul of the Web Analytics & Conversion commercial offering• Functional client support (needs gathering, advice, deliverable structuring)• Execution of tracking services: development of the tagging plan, implementation monitoring, acceptance testing, configuration of Google Analytics and GTM accounts• CRO services: analysis of user journeys via GA & Hotjar, UX recommendations, A/B tests via Google Optimize• Creation of automated dashboards on Google Data Studio for client reporting• Operational management of the project team (prioritization, quality monitoring, coordination)📈 Impact & Results Achieved• New tracking & CRO offering formalized and operational in less than 3 months• Standardization of deliverables and structuring of services: +40% productivity on tracking projects• Improvement of client performance: +10 to +20% average conversion on optimized campaigns• Increased satisfaction: positive client feedback on the clarity of insights and support
- Carglass® FranceDigital Performance and Applications ManagerApril 2018 - December 2018 (8 months)Île-de-France, France👥 Client: Carglass® France🏢 Sector: Automotive services, glass repair and replacement📊 Company Context: Leader in automotive glass, subsidiary of the Belron® group🔍 Context & ChallengesIn a context of accelerated digitalization, Carglass® France wanted to strengthen the performance of its e-commerce site and improve online conversion.The digital department was looking for a profile capable of:Leading analytics and CRO developmentsCoordinating the redesign of strategic journeysEnsuring the reliability of data collected through tracking👉 It was in this context that I was assigned to manage digital performance and front-office applications.🧰 My Role in the Mission • Development and management of the Analytics and A/B testing roadmap• Analysis of site performance via Google Analytics (funnels, business KPIs)• Detailed behavioral analysis via Clicktale (in-page movements, heatmaps)• Evolution and updating of the tagging plan (Google Tag Manager, Google Analytics)• Management of A/B test campaigns on Optimizely (setup, monitoring, analysis)• Management of cross-functional workshops for redesigning entry pages of the site (strategic landing pages)• Cross-functional project management: coordination between marketing, technical, and UX teams📈 Impact & Results Achieved • Implementation of a reliable analytics system, facilitating commercial management• Ad hoc analyses on the appointment booking process• Optimization of visitor journeys: increase in online appointment booking rate, shortening of the conversion tunnel from 7 to 4 pages.• Optimization of tracking quality (less data loss, better analyses)• UX deliverables validated for the redesign of key pages, with initial quick gains in conversion
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Recommendations
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Education
- Data science training Fundamentals and full stack, data scienceJedha Bootcamp2020formation data-science Fondamentaux et full stack , data science
- DESS, International Litigation and ArbitrationUniversité René Descartes (Paris V)2001DESS, contentieux international et arbitrage
Certifications
- Google AnalyticsGoogle2016
- Tag CommanderCommander's act2017