Unknown Group - Digital Marketer / Growth Hacker



  • Rotterdam


About Unknown Group

Unknown is a global innovation agency. We unlock future business potential by internal and external venturing. We work with large organizations as their open innovation partner. We design lasting innovation formulas that combine the potential of their internal workforces and the external environment. By tapping into our global network we attract and select the best teams and technologies to make the innovation formula work. Our end-game is scaling ventures together with our partners by sharing both risk and reward, creating lasting innovation output.

Part of Unknown Group are the Get in the Ring Foundation, Global School for Entrepreneurship and Gribbio.



The Growth Hacker will identify channels and areas for growth with test & learn approach, including:

  • Test and optimize marketing tactics for customer acquisition (e.g. online advertising, partnerships, direct mail, affiliate) and conversion rate optimization
  • Conduct and present analyses and market research that influence business decisions
  • Propose creative new projects, that can improve metrics at all stages of the funnel
  • Deliver on ideas and motivate teammates to collaborate on initiatives
  • Keep abreast with the latest trends and changes in UI/UX and digital marketing
  • Identify industry trends and insight


In terms of experience, you will be / have;

  • Ability to manipulate large data sets and recognise patterns
  • Advanced spreadsheet manipulation skills
  • Experience working in a startup environment
  • Applicable knowledge of front-end code and ability to manipulate web-journeys
  • Hands on experience with web analytics and A/B testing tools
  • Domain expertise in UI/UX best practices
  • Outstanding analytical and problem solving skills
  • High standards of excellence and attention to detail