Downstream Processes Intern - Biotech Nutrition Startup

About Nūmi

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

What We Are Looking For

We are seeking an enthusiastic and dedicated Intern in Downstream Processes to join our innovative team. The intern will play a vital role in optimising our processes for the purification and analysis of key functional ingredients. Hands‑on experience in a cutting‑edge startup lab environment will be gained while contributing to our mission to improve infant and specialised nutrition.

Key Responsibilities

• Participate in the development and optimisation of purification and separation processes such as chromatography, membrane filtration, precipitation, etc.
• Perform clarification, concentration, and formulation steps.
• Contribute to product characterisation using biochemical assays including SDS‑PAGE, ELISA and enzymatic assays.
• Support scale‑up activities from lab to pilot scale.
• Document experimental work and contribute to R&D reports.

As a junior member in a small startup, responsibilities also include lab management, lab duties and helping team members, especially the lab manager, with day‑to‑day operations.

Requirements

• Pursuing an Engineering Degree in biological sciences, bioprocessing, chemical engineering, or a related field, or a specialised master’s degree in chromatography or another DSP technique.
• Prior experience in downstream processing or bioprocess development is a plus.
• Currently enrolled in a school or university where the internship is part of the curriculum (access to “Convention de Stage”).
• Hands‑on experience with laboratory techniques such as chromatography, filtration and other separation methods is advantageous.
• Strong analytical skills with the ability to interpret experimental data effectively.
• Excellent written and spoken English communication skills.
• Ability to work collaboratively in a team while being proactive and self‑motivated.
• Genuine interest and passion for Nūmi’s mission to revolutionise 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 prioritising the well‑being of our team members’ mental and physical health.

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

Values

• Positivity – cultivate positivity every day, communicate with passion and energy, celebrate quick wins while keeping a long‑term focus.
• Excellence – deliver high‑quality results through continuous improvement, effort, attention to detail, and integrity.
• Team‑Work and Pedagogy – encourage knowledge sharing, open feedback and mutual respect for collective success.
• Ambition – set ambitious goals and think big to create real impact.

Process

• We first check that your skills match the expectations.
• First technical fit interview with a team member.
• Second technical case discussion with the DSP department.
• Last fit interview with our CTO or CEO (on‑site if possible), meet part of the team, and visit the labs & office.

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