Intern Sales

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Intern Sales

Looking for an internship where you can make real impact while you learn? At Dopper, you dive straight into mission-driven sales and operations, gaining hands-on experience that fuels business growth and helps us end packaged water.

If that excites you, keep reading.

Internship · Haarlem

Drop into the role 💧
 

At Dopper, we are on a mission to end packaged water. As our Sales Intern, you will be part of the full Sales team, supporting key projects, contributing fresh ideas, and helping us work smarter to maximise impact. You will play a direct role in spreading the Dopper mission every day.

Ready to roll up your sleeves and make a difference?

Responsibilities:

  • Create and update lead lists and support outreach to potential partners, making waves globally 🌍

  • Support sales activities for new Dopper innovations and assist with the Retail/Resell newsletter calendar

  • Conduct market and channel research to map mission and commercial opportunities, including retail store visits within the Netherlands

  • Track results, product mix, and customer data to guide the sales team and uncover insights

  • Help with sales questions from Customer Support and update price lists or product setup forms so orders run smoothly

  • Share ideas and feedback to make sales processes even more efficient and mission-focused

This is you, right?
 

  • You are currently studying Business Administration, International Business, or another study with a strong focus on sales, commercial processes, or operations and are looking for an experience internship.

  • You are living in the Netherlands at the time of the internship.

  • You are available for a minimum of 5 months, for 32 or 40 hours per week as from 2nd of Febuary, 2026.

  • For this specific internship, it is necessary you are fluent in Dutch as you will be speaking to our some of our Dutch retailers during store visits.

  • You have a business mindset, love working with data and systems, and stay structured to help the team act quickly.

  • You are proactive, communicative, and confident speaking with both colleagues and customers in a fast-moving scale-up environment.

Please note: Think you're not the perfect match for every job requirement? Think again! We are dedicated to fostering a more diverse and inclusive workforce. Research has shown that women and underrepresented groups often only apply when they feel 100% qualified. So don't hold back - send in your application. You might just be the missing puzzle piece we're looking for. Dopper, serious about clean water, serious about people.

What's in it for you? 

We know you don’t apply for an internship just for a decent shot of coffee in the morning (even though ours is pretty good). At Dopper, you’ll gain hands-on experience in sales and operations, develop your skills, and work closely with a dynamic team. Besides that, you will receive:

  • Your own personalised Dopper bottle

  • Internship fee of € 325,- on fulltime basis

  • 2,4 holidays days per month based on 40-hours a week

  • The day of your birthday off

  • Dopper laptop

  • Travel allowance with a max of €365 per month (if you live more than 10 km away from the office and don't own a free-travel OV card)

  • Delicious plant-based lunch at our office for free

  • Chance to learn on the job and have responsibilities

  • FUN quarterly meetings, team events and lots of celebrating

  • Unlimited access to the platform 'Open Up'

Yay, you're still here 🎉! 

If you’re ready to roll up your sleeves, dive in, and help us end packaged water as our new Sales Intern, we want to hear from you!

At our core, we believe in upholding a set of values that guide everything we do. These values are the soul of our culture and the foundation of our work. We believe it’s essential to act according to these values, in your own unique way, of course.

We are Courageous, Connected, Dynamic and Unstoppable!

Dopper is on a mission to end packaged water by getting people to drink tap water.
#JustRefill

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