
Johannie De Sousa
Senior Marketing & Media Data Consultant
Salaire / Taux journalier
Paris, France
Mobilité : Paris, Bordeaux
Freelance
Peut venir sur site
Expertises
Langues
À propos
Introduction
Consultante Data & Analytics avec 10+ ans d’expérience à l’intersection du marketing, de la data et de la tech. J’accompagne les entreprises dans la définition de leurs roadmaps, la structuration de leurs modèles de gouvernance et la transformation de leurs pratiques data. Profil hybride, à la fois stratégique et opérationnel, avec une forte expérience des environnements complexes, internationaux et multi-marchés.
Expérience de travail
Media Data Manager
LongchampFreelance
janv. 2026 - juin 2026
6 mois
Paris, France
6-month freelance mission within Longchamp’s International Paid Media team to define and structure the Media Data roadmap, with a strong focus on standardization, automation and cross-market scalability. The mission involved assessing business needs, market maturity and local constraints to prioritize initiatives, while building a common Media Data foundation across markets. This included harmonizing taxonomy, processes and working standards to create a shared language and enable the future automation of media data collection and consolidation through ETL pipelines. The role also covered stakeholder coordination across business, agency and technical teams, as well as the framing of the Data, measurement and performance scope within the media agency pitch. • Defined and managed the Media Data roadmap & priorities • Assessed market maturity, business needs and local constraints • Built a common Media Data foundation across markets • Harmonized taxonomy, processes & working standards • Structured the framework required for automated media data collection and consolidation via ETL • Coordinated internal teams, media agencies & technical stakeholders • Framed the Data, measurement and performance scope of the media agency pitch Tech environment: Piano Analytics, Power BI, ETL / data integration environment Industry: Luxury / Fashion
Senior Data Consultant
Wavemaker FranceFreelance
avr. 2025 - oct. 2025
7 mois
Paris, France
6-month freelance mission within Wavemaker (WPP) to support AXA Global in the structuring and deployment of a media plan digitalization platform across 10 key markets. In parallel with the rollout, contribution to the definition, categorization, and prioritization of data-related use cases — including data automation, governance, stewardship, and visualization — as well as workflow mapping and cross-market coordination to ensure local adoption and global alignment. • Structured the adtech product roadmap and deployment plan • Defined the adoption strategy across 10 markets • Mapped workflows and aligned stakeholders globally • Identified and prioritized data automation and governance use cases • Contributed to the definition of the data model and governance framework • Collected, modeled and structured H1 2025 data in Power BI (from the MAP platform) for integration into a Marketing Mix Modeling (MMM) project Tech environment: WPP MAP (media plan digitalization tool), Power BI, Adverity Industry: Insurance
Accenture Song
avr. 2019 - mars 2025
6 ans
Paris, France
Associate Manager & Lead Digital Analytics
janv. 2022 - mars 2025
3 ans 3 mois
Paris, France
Within Accenture Song’s Data division, acted as Lead Digital Analytics for a community of consultants — overseeing onboarding, recruitment, team enablement, training programs, staffing follow-up and contribution to business proposals. In parallel, led a two-year full-time assignment for a major European streaming platform as Analytics Manager, with the following responsibilities: • Conducted benchmarks, POCs, and recommendations for an agnostic server-side data collection solution • Deployed Tealium EventStream across ~60 digital platforms • Oversaw Analytics & Adtech projects (audits, enhancements, issue resolution) • Collaborated with C-level stakeholders to define the analytics collection strategy and governance, and to assess and select the new data solution • Positioned the analytics offering for clients within a forward-looking and pre-sales context (RFPs) • Coordinated with technical teams to manage operations and progressively deploy product components per client • Supported product teams in defining tracking for new features, conducting user journey analyses, and preparing data architecture • Partnered with data teams to integrate analytics data into BI pipelines for dashboarding and advanced analysis • Utilized project management tools: Target Process, Confluence, Airtable Tech environment: Tealium EventStream, Google Analytics, Piano Analytics, eStat Streaming, Salesforce Marketing Cloud, Snowplow Industry: Video streaming
Senior Web Analytics Consultant (SutterMills merged with Accenture)
avr. 2019 - déc. 2021
2 ans 9 mois
Paris, France
Senior Web Analytics Consultant within the Data practice, supporting major clients on a wide range of data and analytics challenges. Assignments covered: • Analytics and tracking topics (tagging plans, web & app implementations, GA4 migration) • Broader data-related initiatives such as GDPR compliance, data governance, and analytics tool audits & benchmarks • Support for marketing and product teams in defining KPIs and leveraging data for business performance Key contributions: • Defined measurement frameworks and analytics scopes aligned with business goals • Drafted and managed complex tagging plans across web and mobile environments • Conducted technical and functional audits of existing analytics setups • Benchmarked analytics solutions and provided recommendations • Managed advanced configuration of analytics and TMS tools • Produced tailored reports and dashboards • Simplified data concepts and trained non-technical stakeholders • Contributed to CRO initiatives (user journey analyses, optimization recommendations, A/B testing) Tech environment: Google Analytics, Google Tag Manager, Commanders Act, Looker Studio, ContentSquare, Didomi, Axeptio, Matomo, AB Tasty, Optimize, Appsflyer Industries: Automotive, Food & Beverage, E-commerce
iProspect
mars 2013 - mars 2019
6 ans 1 mois
Région de Paris, France
Web Analytics Consultant
mars 2017 - mars 2019
2 ans 1 mois
Région de Paris, France
Analytics support for websites : * KPIs definition according to business challenges * Web analytics & TMS audit * Google Analytics 360 integration * Advanced settings on Google Tag Manager, including GDPR compliance * Dashboarding with Data Studio Clients : Groupe Pierre & Vacances - Center Parcs / Estée Lauder Companies / Accor Hôtels / FFF / Dalkia / Mido Watches (Swatch)
BU Manager Tracking
janv. 2016 - mars 2017
1 an 3 mois
La Défense
Clients : BMW / MINI / Motorrad / Fast Retailing (Comptoir des Cotonniers, Uniqlo, Princesse Tam Tam) / Air Transat / Eurosport / 5 à Sec Tracking tools Adservers : DoubleClick, Sizmek, WCM Viewability tools : Meetrics, MOAT, Comscore Mobile app attribution : Appsflyer Web Analytics : Google Analytics, Adobe Analytics TMS : Google Tag Manager (GTM), Data Tag Manager (DTM)
Responsable Formation Tracking
sept. 2014 - déc. 2015
1 an 4 mois
La Défense
* Missions de Digital Campaign Manager * Formations Tracking dispensées à l'ensemble des collaborateurs du groupe Dentsu Aegis Network * Formations proposées aux clients du groupe * Création de contenu et des outils de formation * Veille permanente sur les outils de la mesure digitale web et mobile Clients : Opel France / BMW / MINI / Motorrad
Digital Campaign Manager
mars 2013 - déc. 2014
1 an 10 mois
La Défense
* Programmation, mise en ligne et suivi des campagnes Display et Mobile multi-leviers * Suivi statistique et optimisations (gestion de la diffusion et de la performance en fonction des KPIs) * Mesure de l’efficacité publicitaire via la production de bilans de campagne Clients : Picard / MAAF / Hygena / Groupe BPI / Petit Bateau / Tommy Hilfiger / Calvin Klein
Chef de Projet
Havas Sports & Entertainment
sept. 2010 - déc. 2010
4 mois
* Orange football challenge 2010 à Marseille > Organisation et coordination jour J * Jeu concours Orange reporter > Recommandations offline/online, coordination du jeu, actions de community management et relations publiques pour la Finale
Assistante Chef de Projet Evénementiel
Direction des Sports Mairie Asnières-sur-Seine
mars 2010 - juil. 2010
5 mois
Chef de Projet
Hemisphere droit
mars 2009 - oct. 2009
8 mois
Briefing et suivi de la création, coordination des budgets de communication 360° Budgets : Fédération Française de Football, Virgin Mobile, Connexion
Chef de Projet
DDB Paris
janv. 2008 - mars 2008
3 mois
Au sein de la cellule DDB/Marie Louise > Coordination des budgets de communication éditée et hors-médias, élaboration de recommandations, briefing de la création Budgets : Clients : Bélambra VVF / RoC / Nike / Saint Maclou
Assistante Graphiste
La Casa Coppola
juin 2007 - août 2007
3 mois
Stage à Barcelone (Espagne) Prospection commerciale, réalisation de flyers
Assistante Relations Presse
7 à voir
janv. 2006 - mars 2006
3 mois
Promotion DVD TF1 Vidéo/Métropolitan Seven 7, rédaction dossier de presse, relances téléphoniques, élaboration d’un plan média
Formation
MBA ESG
MBA Marketing & Management du Sport
2009 - 2010
2 ans
ISCOM
Master Communication des Entreprises et des Marques
2005 - 2009
5 ans
Lycée René Cassin
Baccalauréat Economique & Social
Licences et certifications
Content Square Certification Consult
Délivré le : oct. 2025
Privacy & Consent Expert
Délivré le : janv. 2025
Amplitude Specialist - Web Analytics
Délivré le : janv. 2025
ACM Expert
Délivré le : janv. 2025
Commanders Act Enterprise Tag Management
Délivré le : mars 2023
Google Analytics Individual Qualification
Délivré le : mars 2022
AT Internet Technical User Certification
Délivré le : févr. 2022
Dynamic Yield Certified User
Délivré le : mai 2019
Google Ads Display
Délivré le : avr. 2019
Google Ads Fundamentals
Délivré le : avr. 2019
DoubleClick Campaign Manager
Délivré le : mars 2018
Tealium Certified Technical Professional in Tag Management
Délivré le : janv. 2018