Sephora Junior Traffic Manager — App Growth & SEO

Employment
Internship
Seniority
Intern
Posted
Apr 9, 2026

About Sephora

Sephora is a leading global prestige beauty retailer and a member of the LVMH group. Renowned for its broad portfolio of brands including its own Sephora Collection, the company combines an omnichannel retail network with a digitally driven customer experience and a multicultural, international workforce.

Sephora in Neuilly-sur-Seine seeks a Junior Traffic Manager (App Growth & SEO) — apprenticeship based in Neuilly-sur-Seine, France.

Role & Responsibilities

  • Manage and optimise mobile app acquisition campaigns across primary channels (Google UAC, Meta App Campaigns, TikTok, Apple Search Ads) in coordination with agency partners.
  • Monitor and analyse app KPIs — downloads, cost per install (CPI), ROAS, retention rates — and translate insights into tactical recommendations.
  • Contribute to App Store Optimization (ASO) strategy to improve app visibility and conversion on App Store and Google Play.
  • Support SEO activities: track indexation, organic traffic, revenue, and share of voice; produce reporting, semantic and GEO recommendations.
  • Participate in technical monitoring of websites, contribute to global SEO/GEO strategy and A/B tests to validate optimization hypotheses.
  • Maintain and evolve performance dashboards (App & SEO), produce cross-channel performance analyses and share best practices with European markets.

Qualifications

  • Current master's student in business, communications, digital marketing or equivalent program
  • Very strong English proficiency for an international working environment
  • Keen interest in mobile marketing and SEO
  • Familiarity with AppsFlyer and Google Suite (Google Analytics, Google Ads)
  • Organised, rigorous, data-oriented, autonomous and adaptable in a fast-paced environment
  • Semrush and Botify experience is a plus

Skills

AppsFlyer Google Analytics Google Ads Google UAC Meta App Campaigns TikTok Apple Search Ads Semrush Botify App Store Optimization (ASO) A/B testing Reporting

Experience

Entry-level: suitable for a master's student available for a 12- or 24-month apprenticeship beginning September 2026; prior internships or coursework in digital marketing or analytics are advantageous.

Education

Master's degree in progress (business school, communications, digital marketing or similar).

Workplace

This position is based in Neuilly-sur-Seine, Île-de-France, France, within easy reach of Paris.

Culture

Sephora fosters an inclusive, collaborative culture with a strong emphasis on diversity and personal development. Employees work in cross-functional, international teams where innovation, creativity and customer obsession are encouraged.

About Cerulean

Cerulean is the definitive career portal for the global luxury industry. We match exceptional professionals with exclusive opportunities at the world's most prestigious brands. From haute couture and fine watchmaking to prestige beauty, hospitality, and boutique retail, Cerulean centralises luxury employment to help you find the career for which you were destined.

Frequently Asked Questions

A.

The luxury industry is characterised by a diverse and nuanced nomenclature. Esteemed houses frequently employ proprietary terminology, and even within a single organisation like Sephora, titles may vary across global markets to reflect local conventions. To ensure absolute clarity, Cerulean assigns a standardised, industry-coherent canonical title to every listing. However, it is worth noting that this role is functionally synonymous with «Mobile Acquisition Specialist», «App Growth Specialist», «Junior SEO & App Acquisition Analyst», «Digital Acquisition Coordinator», and other variations. Our sophisticated search architecture anticipates these variations, ensuring that inquiries using related terms will seamlessly yield the exact roles you desire.

Sephora

Sephora Junior Traffic Manager — App Growth & SEO

Neuilly-sur-Seine, France

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