PosterLab is a B2B software start-up that recently won several investors. We are located in the heart of Mainz with a Rhine view

We envision a world where every collaboration is as powerful as the one from BioNTech/Pfizer.
For this we are co-developing a B2B collaboration platform with our pilot customers BASF and Zeiss.

We are looking for a highly motivated Intern to support the founding team.


About us

  • Multicultural with 11 team members, 7 nationalities from 3 different continents
  • 3 co-founders from Spain, Germany, and France
  • Young team
  • Advised by a Scientific & Expert Committee helping us to make wise decisions
  • Financially sound with several Investors that are CEOs from well-known start-up’s, industry
    corporation and public organization.


Your role

  • As assistant to founders you will support the:
  • CEO, Sebastien Charles, to engage with investors and make strategic reviews
  • CPO, Santi Porta, from market insights to organising users testing
  • Optional and depending on your skills and interest. We ́ll also ask your input technologies that could be integrated to our product.
  • The whole team whenever your experience can make a difference


Key skills and experience required

  • You want to launch your own company
  • You have a consultant “brain”. By that we mean that you like to be engaged on different topics 
ranging from strategy, finance, sales, marketing, product…
  • Fluent in English, German is a plus
  • Interest on the topic of software development is a plus
  • Located next to Mainz so you can come to the office where the founders work at least 2 



  • Currently doing your master’s degree in Entrepreneurship (1st or 2nd year)


Job details


How to apply: Reach out to us!
Julius Schubert, Assistant to Founders


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