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Christophe D.CD

Christophe D.

Expert Tracking / GTM / GA4 / Server-side / GDPR

€750/day
9 projects
Marseille, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Christophe

Expert in tracking GTM (Google Tag Manager) / Google Analytics / GA4 / Server-side tracking / GDPR Compliance / Consent Mode.

I support you in setting up your conversion tracking for advertising platforms and analytics tools.

💡 Do you have an e-commerce site, lead gen site, or app and want to migrate your existing tracking to server-side?
💡 Do you want to comply with GDPR and benefit from Consent Mode on Google products?
💡 Are you experiencing data reporting issues with your existing tracking?

💪 My areas of expertise 💪

Deploy a complete tag system via Google Tag Manager:

- Integration of Facebook Pixel, Conversion API.
- Google Analytics (GA4) configuration.
- Transition to server-side tracking.
- Google Ads conversions, dynamic remarketing, conversion optimization.
- Pixels & APIs for TikTok, Pinterest, Snapchat Ads.

Implementation of a tracking consent solution with CMPs such as Cookiebot, Axeptio (reduced rates), Didomi, OneTrust, GDPR compliance.

- Google Consent Mode v2, dynamic tag activation.

⚙️ My tracking tools ⚙️

Google Tag Manager
Google Tag Manager Server-side
Google Analytics 3 and 4
Matomo
Piwik Pro
Mixpanel
Amplitude
Segment
AT Internet/Piano
Tag Commander/Commanders Act

🤝 My references 🤝

Thanks to my 10 years of experience in E-commerce startups as Head of Growth (Google Ads, Bing Ads, Facebook Ads, and other platforms), I understand my clients' advertising and e-commerce challenges.

Contact me and let's identify your tracking needs together 🤳

They trust me:
Eric Bompard, Decathlon, Paraboot, Donutz Digital, Bulldozer, J7 Média, Team Inside production, Madura, Kans, Dommarket, Alobees, Epycure, Papillex, Stello, Begoodz, Arthur, Ensol, Izidore, Papillex, Zensimu, Emerald Stay, Matelex, Ridely, and 50+ other clients.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Can work on-site
Marseille (up to 50km), Paris (up to 10km)

Experience

  • Doctolib France
    Malt logoOn Malt
    Metabase/Amplitude Dashboard for the Careers Team
    MEDICAL
    October 2025 - November 2025 (1 month)
    Marseille, France
    Design and deployment of Metabase dashboards to analyze the performance of Doctolib's Careers site. Conducted a comprehensive audit of the database to assess data quality, structure, and usability, then created dedicated views and models to structure analyses. The mission also included in-depth work on classifying acquisition channels to ensure reliable traffic source performance reporting. The process concluded with the creation of Metabase reports and dashboards intended to provide teams with a clear, actionable, and decision-oriented view of key site KPIs.
    Metabase SQL Data Analysis Web Analytics Analytics Audit
  • Upway
    Server-Side Tracking Implementation for eCommerce
    E-COMMERCE
    November 2025 - December 2025 (1 month)
    Marseille, France
    Implementation of a server-side e-commerce tracking architecture for Upway across multiple countries. The mission included auditing existing tracking, identifying discrepancies between Shopify and GA4, and then fully implementing a server-side setup: sGTM container, tracking server configuration via AddingWell, deployment of GA4, Google Ads, and Meta Ads tags server-side, GTM script proxying, cookie restore, testing phase, and go-live. Objective: to improve data reliability, enhance order retrieval, and reduce data loss related to browsers and ad blockers.
    E-commerce Tracking Shopify Expert Server-side Tracking
  • The Adecco Group
    App Tracking and Product Analytics
    HUMAN RESOURCES
    May 2024 - July 2024 (2 months)
    Marseille, France
    Deployment of tracking for the Adecco group's new mobile application with a dual objective: to ensure reliable user event reporting in the group's BI and to establish robust mobile attribution measurement. The mission included defining and implementing the tracking plan, integrating Adjust for installation and conversion tracking, and connecting to various ad platforms to precisely measure campaign performance. The system implemented allowed for feeding Power BI with reliable and actionable data for marketing and product management.
    Adjust PowerBI Google Analytics 4 Facebook Ads TikTok Ads

Reviews

4.7

Out of 4 ratings

M

Michaela

Eldvarm

Reviewed on 9/24/2024

Christophe set up our tagging and tracking for GA4. He was very responsive to any questions I had and I wouldn't hesitate to recommend him.
F

Fabrice

ARISTOTE SPORT

Reviewed on 3/20/2024

Fast and efficient, with listening skills as a bonus. Pleasant to work with Christophe, I highly recommend.

Recommendations

JW
Gilles SantosGS
CV
+3
Jing Wang and 5 other people have recommended Christophe

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Education

  • Web Development
    Le Wagon
    2023
    Développement web
  • Data Analyst
    Le Wagon
    2023

Certifications

  • Server-side tagging
    Stape
    2024
    https://mycourse.app/mjJ43LkDq5XcjikK7
    Server-side Server-side Tracking Offline Conversion Google Tag Manager Server-Side Facebook CAPI
  • Google Analytics 4
    Google Skillshop
    2021
    Google Analytics 4 Google Analytics

Skill set

Categories