Jean-Eric Blas-Châtelain
Global Marketing & Growth Leader | SEO/GEO Strategy, AI & Performance | ex-Vestiaire, Jumia, Shutterstock
Salaire / Taux journalier
Le Touquet-Paris-Plage, France
Freelance, ouvert au CDI
Expertises
Langues
À propos
Introduction
Marketing & Digital Strategy Leader with 15+ years of experience scaling SaaS, e-commerce, and consumer brands across Europe, US, and Africa. Proven record managing €5M+ budgets and full P&L ownership at Vestiaire Collective, Rocket/Jumia, and Qwamplify. I combine brand strategy, digital performance, and AI/data-driven transformation to deliver profitable growth. Trusted by C-level executives and investors, I’ve led global teams in 88+ markets, driven double-digit revenue growth, and executed large-scale programs such as the Tradesy→Vestiaire migration and Shutterstock SEO automation. Today, I advise boards, CMOs, and founders on building scalable, future-proof growth engines—grounded in trust, performance, and creativity.
Expérience de travail
Lead & Automation Strategist for Growth (Contractor)
Shutterstock
sept. 2024 - Présent
2 ans 2 mois
Le Touquet-Paris-Plage, France
- Strategic advisor to leadership on digital growth across 5B+ pages - Directed automation and indexation projects at scale, improving efficiency and organic performance - Developed solutions anticipating AI adoption (SGE, ChatGPT) to strengthen competitiveness - Contributed to integration projects
Global Head of Organic Growth & Martech Principal Engineer
Vestiaire Collective
janv. 2021 - mai 2024
3 ans 5 mois
Paris, France
- Defined and executed digital strategy across 88 markets, delivering +68% organic growth and double-digit revenue increases - Partnered with executives and investors on the digital roadmap (due diligence, pre- and post-Tradesy acquisition - Orchestrated cross-functional collaboration (product, content, engineering, data) to optimize the full funnel: acquisition → conversion → retention
Freelance Projects – Happy Search Consulting (Company Founder)
Happy SearchFreelance
mars 2018 - janv. 2021
2 ans 11 mois
Le Touquet-Paris-Plage, France
- 2020 – 2021 (1 year) | Qwamplify Group (EPA: ALQWA) – Consulting Director Managed 40 staff and operations during the merger of two SEO agencies Improved project profitability by +36% through process optimization Advised strategic clients (Sephora, Lacoste, Decathlon) on marketing and growth - 2019 - 2020 (1 year) | Manpower – Digital Strategy Consultant Advised on digital platform redesign and migration Deployed multi-channel acquisition strategy (SEO, SEA, RTB, automation) Trained internal teams to strengthen digital autonomy - 2018 - 2019 (1 year) | Pernod Ricard – Digital Strategy Consultant Designed digital strategy for luxury brands Perrier-Jouët, Martell, and Mumm Built playbooks to standardize and accelerate global digital best practices
Head of Organic Growth
Jumia Group
mars 2015 - mars 2018
3 ans 1 mois
Paris, France
- Oversaw digital performance across 126 sites in 26 countries (SEO, analytics, CRO, performance media) - Implemented multi-channel infrastructure (content, acquisition, data) to support e-commerce expansion in Africa - Worked with executives and investors to define strategic growth levers
Director, Search & Web Analytics
Pictime Groupe
mars 2010 - mars 2015
5 ans 1 mois
Lille, France
- Led consulting for major accounts (Decathlon, Leroy Merlin, Kiabi, Boulanger) - Directed integrated strategies (SEO, SEA, analytics, display, RTB) aligned with business objectives - Managed two 20-person teams, combining strategic oversight with operational delivery
Product Manager
Phorm
juil. 2006 - janv. 2010
3 ans 7 mois
Londres, Royaume-Uni
- Managed digital products in behavioral advertising and consumer data - Delivered innovative, international projects with strong cross-market coordination
Assistant Communication – Loft Story Launch
M6 METROPOLE TELEVISION
mai 2001 - oct. 2001
6 mois
Paris, France
Supported PR and web strategy during the launch of France’s first reality TV show. Created press kits, coordinated campaign assets, and contributed to website design.
Formation
Harvard University
Professional Certificate, Computer Science
2006 - 2009
2 ans 11 mois
EFAP - École des nouveaux métiers de la communication
Master's degree, Communication and Media Studies
2002 - 2006
3 ans 11 mois
Université catholique de Lille
Licentiate degree, French Language and Literature
1999 - 2002
2 ans 11 mois
Activités et associations : Modern Litterature, film studies
Licences et certifications
Google Analytics
Délivré le : janv. 2026
Google Adwords
Délivré le : janv. 2026