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Marketing Intern

Salary Unpaid

Ozonium is seeking an intern for our marketing tasks in our Tampere office. This is a good opportunity to start building a career in marketing. Ozonium Oy is a distributor of ozone (O3) generators that enable sustainable cleaning and disinfecting.  Our mission is to help businesses to reduce the number of chemicals used in these tasks.

We are looking for a creative marketing intern interested in working with startups. The internship is an unpaid position starting as soon as we find the right candidate. The duration of the internship 2-3 months (upon agreement). 

The ideal candidate must have competent communication skills in English and Finnish, a creative and outgoing personality, and good organizational skills. This is an opportunity to help our growth in the Finnish market.  


  • Flexible working hours

  • Opportunity to work with real-life business cases

  • Introduction to the startup life and community

  • Professional mentoring



  • Re-elaborate our materials in English

  • Translations from English to Finnish

  • Assisting in monitoring and managing the company’s social media platforms

  • Researching marketing strategies and proposing adjustments to current strategies accordingly.

  • Preparing marketing proposals and presentations based on company needs


Requirements for the position.

  • Education level: vocational school or polytechnic; undergraduate

  • Experience is not required, although some professional experience is a plus!

  • Basic computer skills

  • Professionalism and confidentiality

  • Creative and outspoken

  • Eagerness to learn and work in an international environment.

For more information or questions please contact us at reyver.serna@ozonium.fi or phone number +358 40 640 4124

Perks and benefits

This job comes with several perks and benefits

Flexible working hours
Flexible working hours

Time is precious. Make it count. Morning person or night owl, this job is for you.

Work life balance
Work life balance

Carve out time for your kids, friends and personal cider projects.

Social gatherings
Social gatherings

Social gatherings and games; hang out with your colleagues.

Equity package
Equity package

Want to be a partner? Look no further.

Maternity / paternity leave
Maternity / paternity leave

Kids are the future, go spend time with them.

Central office
Central office

Your local office is your anchor point, thus, we placed it centrally at your convenience.

See all 8 benefits

Working at

Dirty beer lines can be a major problem for breweries, as it can lead to a decrease in the quality and taste of the beer that is dispensed. Over time, beer residue and bacteria can build up in these lines, leading to blockages and a decrease in the efficiency of the dispensing system. Additionally, traditional line cleaning methods, such as manual cleaning with brushes and chemical solutions, can be time-consuming and labor-intensive, and may not effectively remove all of the build-up. Furthermore, the use of harsh chemicals can be dangerous for staff and for the environment. Ozonebeer product is an ozone-based beer line cleaning system that addresses this problem. The use of ozone as a cleaning method offers several benefits over traditional cleaning methods. Ozone is a powerful oxidizer that effectively removes bacteria and residue from the lines, improving the quality and taste of the beer, and maintaining the efficiency of the dispensing system. Ozonebeer is also safe for staff to use and environmentally friendly. It cuts down on the use of traditional chemical cleaning solutions and reduces water consumption, while still providing superior cleaning results. Our software is designed to help breweries track their client's cleaning operations and ensure that beer lines always offer the freshest beer. The software allows for easy and secure control of hygiene operations, making it easy for staff to use, and it also records and tracks the cleaning history and status. This allows for better management of the cleaning process, ensuring that the beer lines are always kept in optimal condition and that the beer served is always fresh and of the highest quality. By using Ozonebeer, breweries will have a reliable and efficient way to clean their beer lines, and be able to serve fresher beer to their customers.

Read more about Ozonium

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