Assistant Chef de Produit (Stage, Janv. 2027)

About this opportunity

Our Mission

Prose is truly custom hair and skin care made-to-order—just for you. Our line of custom products are made by an in-house, Paris-based R&D team of gifted chemists who combine natural ingredients in innovative ways alongside dermatologists, giving consumers clean skin care, hair care and impeccable results.

At the heart of Prose’s success is Singular, its proprietary AI-powered beauty-tech platform, which has revolutionized personalized beauty at scale. Marrying a technology-driven approach with an apothecary-style concept, all Prose hair and skin care products are personalized to your one-of-a-kind hair, skin, goals and environment.

We’re a company that wants to change beauty practices, so we’re changing the way beauty companies practice. As a certified B Corporation, a Public Benefit Corporation and Climate Neutral, we’re proving that good business is always sustainable. With Prose, there’s nothing sacrificed to bring you great products—not trees, materials, wages, or performance.

Prose & Singular in Numbers

• Founded in 2017, with hubs in Paris, New York, and Los Angeles

• 10M+ consultations completed

• 2M customers and 350K active subscribers

• 21M custom products made, with 1M+ unique formulas

• 350+ team members across disciplines

• $600M+ in lifetime sales, with $165M+ revenue in 2024

• Profitable since 2024

Discover our Company Culture on Welcome to the Jungle here

Discover our Company Mission & Vision in video here

Prose, c’est une start up de beauty tech “born in Paris, made in New York” qui révolutionne l’industrie cosmétique. Chez Prose, nous créons des produits de beauté sur-mesure, totalement personnalisés : nos clients remplissent une consultation en ligne, puis nos algorithmes se basent sur ces données pour créer une formule unique à chacun, que nous fabriquons puis livrons depuis notre usine à Brooklyn : https://prose.com/ 

Nous recherchons un(e) Assistant(e) Chef de Produit pour rejoindre notre équipe Innovation & Brand Marketing et nous aider à développer notre portefeuille de produits. Vous travaillerez en étroite collaboration avec les Chefs de Produit et contribuerez au suivi de l’ensemble du processus de développement produit, ainsi qu’à la stratégie d’activation 360° en collaboration avec d’autres départements (R&D, Data Science, Social, Growth, Ops, etc.) pour assurer la forte croissance de la marque.

Missions :

• Réalisation d’études ad hoc et actualisation de l’étude de la concurrence et du marché (veille concurrentielle, positionnements prix, tendances, claims…) pour nourrir les concepts et contribuer aux lancements

• Aide à la préparation des lancements produits (formule, packaging…) en collaboration avec les différentes équipes internes et externes (laboratoire R&D à Paris, usine aux US…) pour assurer le succès des lancements et l’alignement avec la stratégie marketing

• Organisation et pilotage des tests consommateurs des innovations futures

• Contribution à la réalisation de campagnes marketing 360° et de supports de communication

Profil recherché :

• Actuellement en formation supérieure Bac +5 (Ecole de Commerce, Université…), vous avez une première expérience en Marketing, idéalement dans l’univers cosmétique

• Vous avez un esprit créatif et une sensibilité à l’univers des cosmétiques et du digital 

• Vous disposez d’un sens de la rigueur, de l’organisation et de l’esprit d’équipe

• Français et Anglais (écrit et oral) courants requis

• Convention de stage obligatoire

Dates : Stage de 6 mois à commencer en Janvier 2027

Lieu : Paris 2ème 

Conditions et avantages :

• Stage rémunéré (1200€/mois)

• 50% Pass Navigo ou Forfait mobilités durables

• Tickets resto (carte Swile)

Prose Values

Intentional Inclusivity

• We know the best ideas come from open minds and willingness to listen. While our products cater to the individual, an invitation into our process is always open to our community.

• We value our differences and diverse backgrounds by communicating openly, managing with transparency and striving to understand one another’s perspective. It’s a key ingredient to our innovation.

Connected Collaboration

• Our strength as a group will outlast our efforts as individual contributors. With offices across countries, staying inventive and agile deepens our clear vision and consistent communication.

• We stay in a spirit of entrepreneurial collaboration: We do not have consensus at all times, but we trust one another to work toward our common goals. Our success is an expression and result of our progressive and gratifying teamwork.

Driven, Together

• We value ownership and coaching that encourages employees to think constructively and creatively about the business. We view employees as leaders and individuals who are accountable, resourceful and responsible. Anyone and everyone is encouraged to lead.

• We recognize that in order to continue thinking one step ahead, we will need to try new things. We strive to provide an open environment that accepts this truth, making space for new ideas to emerge.

Humanity Always

• We assume good intentions in every interaction, keeping ourselves accountable for the climate we create. We seek to understand our co-workers through this lens of conscious benevolence, authenticity and fellowship.

• We operate with the intention of preserving resources, creating an environment we can all live in – for our business and the world. Sustainable care is essential to our ethos as an organization. We take a mindful approach to how we think about our people (employees) and our planet.

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