Internship - Product Development & Marketing Assistant - July 2026 H/F - Shiseido

Internship - Product Development & Marketing Assistant - July 2026

Gallinée Microbiome Skincare is a pioneer in microbiome science applied to dermocosmetics, we are scaling rapidly while keeping a true startup mindset: agile organisation, entrepreneurial spirit, international environment, and daily collaboration with our founder, Dr. Marie Drago.
If you're ready to join a sciencedriven, purpose-led, fastmoving brand a global beauty group... this is your moment.
Join the microbiome revolution !

Your Missions

You will support the Product Development Manager to bring to life the products that shape the future of microbiome beauty.

Participate to new product launches
Identify emerging trends, scientific breakthroughs, and consumer insights in the dermocosmetic and microbiome landscape
Participate in benchmark studies, and category opportunity mapping
Concept creation: Contribute to the definition of innovative product concepts aligned with Gallinée's scientific and brand identity
Support formula & packaging development with labs, packaging, and regulatory teams
Ensure artwork timelines respect & development

What You Will Learn

Microbiome science and dermocosmetic product development
Formula & packaging innovation
Project management in a fastmoving environment
Trend analysis and consumer insight identification
The full product lifecycle, from idea to shelf

You will leave with a 360° understanding of how a science-led brand innovates inside a major beauty group while retaining its entrepreneurial DNA.

About You

Graduate student (Business/Marketing Master's degree or equivalent)
Strong interest in cosmetics and ideally in dermocosmetics / skincare science
Strong trend-awareness: consumer, scientific, and market innovations
First experience (6 months) in product or operational marketing is a plus
Excellent written & oral communication in English and French (international team)
Organized, rigorous, curious, proactive, and comfortable managing multiple projects
Mastery of the Office Suite (PowerPoint, Excel, Word), Generative AI tools