Teemu Helenius

Hey! I'm Teemu

I'm 25 years old engineer from Tampere, Finland

Picture of me

or email me at [email protected]


  • Studying and building the Tampere Entrepreneurship Society (TampereES)



  • I had a web design agency with my brother in Zurich, Switzerland.
  • I went back to school to meet like-minded people & do my master's degree.


  • Shut down MathFlow.
  • Tried a bunch of different things for a few months to find a way to transform K-12 education. Didn't want to pivot my career to writing and speaking so I quit. See Mathflow post-mortem


  • Built a team and won 1200€ in my first hackathon
  • Founded MathFlow
  • Graduated from Tampere University with BSc (Tech) in Information Technology
  • Created a course review system MVP with students and teachers


  • Spent my summer as a Software Developer Trainee at Nokia
  • Started learning web development and machine learning


  • Started learning game development
  • Completed Ironman 70.3
  • Switched my studies from mechanical engineering to information technology
  • Started learning to code


  • Started at the Tampere University of Technology in mechanical engineering