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Salary
≈ $27k – $42k per year (Estimated)
Location
In office (Paris)
Seniority
Intern
Employment
Internship

Confirmed on the employer's own hiring board on Nov 14, 2026. First seen by Alion on Oct 26, 2026.

Overview
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Impact
Profile match
We’re on a mission to recreate breastmilk in vitro. With next-gen nutrition, we can improve all baby's immunity, brain development, and satiety. Join us in reshaping parenthood through equity, freedom, and choice.

About Nūmi

Nūmi is a bioproduction platform harnessing human mammary cells to produce key ingredients with proven health benefits across all stages of life. More specifically, it is the first European cultivated breast milk company aiming to produce human milk constituents to better match the ideal nutrition for babies! We are an early stage startup on the mission to revolutionize how we feed the next generation. If you want to join a fast growing, VC backed, biotech startup, Nūmi is the place for you!

What We Are Looking For

We are seeking an enthusiastic and dedicated Cell Biologist Intern to join our team. This intern will play a vital role in identifying the best conditions to make our cells lactate in vitro. You will gain hands-on experience in a cutting-edge start-up lab environment while contributing to our mission to improve infant and specialised nutrition.

Key Responsibilities

Conducting Cell Culture Experiments: You will conduct various cell culture experiments to optimize the lactation of our cells in vitro.

Using Molecular Biology Techniques: You will apply a range of molecular biology techniques to analyse our cell phenotypes (RT-qPCR, Flow Cytometry, …) and to detect the secreted milk proteins (ELISA, Western-Blot, …)

Documentation and Reporting: You will document experimental procedures, observations to ensure data integrity and traceability and prepare comprehensive reports that convey experimental findings, progress, and potential areas for improvement.

Support in laboratory and operational tasks

As a junior member in a small startup your responsibilities will also span lab management, lab duties and helping other team members and more specifically our lab manager Julie in day to day operations!

Values

Positivity: At Nūmi, we cultivate positivity every day. Our mission drives us to communicate with passion and energy, always keeping the bigger impact in sight. We celebrate quick wins, but never lose track of our ultimate goal.

Excellence: At Nūmi, excellence starts with dedication and a commitment to constant improvement. We embrace challenges as opportunities to learn and push ourselves to deliver high-quality results. Through effort, attention to detail, and integrity, we grow both individually and collectively as a team.

Team-Work and Pedagogy: At Nūmi, we believe that teamwork makes us stronger. We encourage knowledge-sharing, open feedback, and mutual respect. Each Nūmiz is here to lift others up, ensuring that the collective succeeds.

Ambition: At Nūmi, we set ambitious goals and challenge ourselves to think big. Nūmi is driven by bold ideas and relentless determination, always aiming for the stars to create real impact.

Requirements

  • Pursuing a Master or an Engineering Degree in life sciences, biology, bioprocessing, chemical engineering, or a related field.
  • Currently enrolled in a School/University in which the internship is part of the curriculum (has access to "Convention de Stage")
  • Prior experience in cell culture requiered.
  • Hands-on experience with classic molecular biology techniques such as ELISA, RT-qPCR, Western-Blot is plus.
  • Strong analytical skills with the ability to interpret experimental data effectively.
  • Excellent communication skills in English, both written and spoken.
  • Ability to work collaboratively in a team environment while being proactive and self-motivated.
  • Genuine interest and passion for Nūmi’s mission to revolutionize infant nutrition!!

Benefits

Unique opportunity to be part of an early-stage biotech company, shaping the future of infant nutrition

Access to top-quality facilities, research services, and infrastructure

⭐ Employee-first mentality, we prioritize the well-being of our team members, both in terms of their mental and physical health

If you’re excited about shaping the future of nutrition and want to contribute to a meaningful mission, send us your resume and a short motivation letter!

Process

  • We first check that your skills match the expectations
  • First technical fit interview with someone in the team
  • Second technical case discussion with the Media Development department
  • Last fit interview with our CTO Eugénie or CEO Eden (on-site if possible), and meet part of the team, visit the labs & office

Nūmi is committed to building a diverse and inclusive workplace. We welcome applications from people from all walks of life.

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