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Laboratoires Expanscience

Cosmetics and skincare with natural ingredients

Assistant·e E-commerce & CRM Intern

InternshipUpdated on 10/14/2026Deadline 11/30/26
No salary listed
Brussels, Belgium
HybridAt least four days of on-site presence per month, concentrated around key company moments.
Growth & MarketingGrowth Marketing

About the job

Requirements
  • Currently studying marketing, communications, digital, e-commerce, or an equivalent area.
  • Have a strong interest in e-commerce, customer relationship management, data, and user experience.
  • Be comfortable working with figures and demonstrate curiosity, analytical thinking, creativity, rigor, and organization.
  • Have a good command of French.
  • Previous experience with e-commerce, customer relationship management, content management system, or analytics tools is appreciated but not required.
Responsibilities
  • Participate in the daily operation of the e-commerce website, including product launches, promotional offers, and commercial campaigns.
  • Update and optimize website content, including product pages, visuals, text, and banners, to ensure consistency, appeal, and performance.
  • Monitor and analyze e-commerce performance, including traffic, conversion rate, and revenue.
  • Conduct user experience analyses to optimize the customer journey and shopping experience.
  • Create visual assets using Adobe and Canva for the website and commercial campaigns.
  • Contribute to developing new website features in collaboration with internal teams and technical partners.
  • Monitor competitors regularly for trends, best practices, and innovations.
  • Create, integrate, and send newsletters and automated scenarios, including welcome, loyalty, and abandoned-cart campaigns.
  • Participate in designing lead-generation campaigns, including gamification mechanics.
  • Analyze customer relationship management campaign performance, including open rates, click-through rates, and conversions.
  • Contribute to operating and evolving the loyalty program to strengthen customer engagement and retention.
  • Optimize existing content for search engine optimization, including tags, keywords, and internal linking.
  • Write and optimize new content for performance and visibility.
  • Monitor search engine optimization performance, including organic traffic, rankings, and keywords.
  • Monitor search engine optimization developments and recommend optimizations based on algorithm changes and best practices.
Desired Qualifications
  • English proficiency is a plus.

About the company

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Laboratoires Expanscience

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Laboratoires Expanscience makes natural cosmetic actives and sensory ingredients for skin and body care, with brands like Mustela sold in over 90 countries. The products use 100% natural actives and safe formulations designed to support wellbeing from childhood to seniors, including joint comfort and mental balance. The company differs from rivals by being independently family-owned, French, and B Corp certified, plus a strong focus on social and environmental impact through its impACT program. Its goal is to improve people’s wellbeing while protecting the planet, and to foster a positive, inclusive workplace.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Paris, France

Founded

1950

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Simplify's Take

What believers are saying

  • April 2026 OSMOLYA® launch expands premium skin and hair actives into hydration science.
  • May 2025 nutraceutical active-ingredient launch opens a new adjacent category beyond cosmetics.
  • EUR 5 million by end-2026 boosts API capacity 25%, supporting international demand growth.

What critics are saying

  • Stopping Mustela wipes by 2027 removes a familiar revenue line and complicates shelf-space retention.
  • Arrow's 2026 takeover of medicine portfolios shrinks Expanscience's pharmaceutical footprint and bargaining power.
  • If Epernon's 2026 platform slips, energy costs and emissions targets erode credibility with customers.

What makes Laboratoires Expanscience unique

  • 2026 B Corp recertification and mission status reinforce Expanscience's regulated, impact-led brand.
  • Epernon's EUR 20 million decarbonization program hardwires manufacturing advantages into French operations.
  • 2026 OSMOLYA® and 2025 nutraceutical launches show a differentiated active-ingredients pipeline.

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Benefits

Hybrid Work Options

Professional Development Budget

Company News

Euro Cosmetics
Apr 3rd, 2023
EPIONINE®Bio: Expanscience’s new active ingredient for skin and mind well-being

Laboratoires Expanscience announces the launch of its new holistic active ingredient – EPIONINE®Bio – at the In-Cosmetics 2023 trade show in Barcelona.

Personal Care Magazine
Mar 29th, 2022
Expanscience launches Calybiota Bio active ingredient in cosmetic products

Laboratoires Expanscience has unveiled its new Calybiota Bio active ingredient in cosmetic products for skin care and intimate hygiene.