Data Scientist

  • Porto

Website Semasio

Who are we?
We develop high performance, big data, low latency systems for online marketing. We are an international company with offices in the US, Germany, Denmark, and a development team here in Portugal.

The Porto team is made up of a diverse set of folks from multiple backgrounds and expertise. If you want to know more, check out

What are we looking for?

We’re looking for someone that’d love to be responsible for:

  • Designing and executing Data Science experiments.
  • Building new predictive machine learning models to improve our audience and contextual targeting capabilities.
  • Presenting information visually to other stakeholders in the company.
  • Helping to design and set up our Data Science infrastructure as well as culture.

It’s awesome if you:

  • Have a strong Data Science and Machine Learning background.
  • Arent afraid to get your hands dirty, both handling data and building new machine learning models.
  • Want to code to solve problem, not drag and drop algorithms in some clunky UI.
  • Are comfortable with statistics and bridging the gap between ML theory and practice.
  • Speak and write English easily (but we’re not looking for Shakespeare).
  • Think that these technologies are a breeze: Python, scikit-learn, Spark.

What we can offer:

  • Great and flexible working conditions.
  • Competitive salary with lots of benefits.
  • Chance to work on a leading-edge project.
  • Work right next to Casa da Música (close to public transport).
  • And all the other usual things – work from home, free snacks, team activities, beers in the fridge, and FIFA.


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