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Expert Applied Scientist

Posted 16 Jun 2026
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Work experience
4 to 8 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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We are looking for an Expert Applied Scientist to join the Speeds VS team, leading end-to-end machine learning and data-driven initiatives that improve the quality, scalability, and automation of speed limit data and map consistency.

What You'll Do

  • Design and deploy ML and data-driven solutions to detect, validate, and reduce map quality issues (e.g. data drift, feature distribution shifts across countries, road classes, and sources).
  • Define and drive data analysis and model evaluation standards, including advanced and segmented performance metrics.
  • Lead the productionization of models and data pipelines, working closely with engineers and data engineers, including pipeline optimization.
  • Build and improve end-to-end automated workflows (from issue detection to resolution and closure), minimizing manual processes.
  • Perform code reviews and optimization, ensuring high-quality, production-ready solutions.
  • Mentor and guide less experienced scientists; contribute to planning and coordination of data science initiatives.

What You'll Need

  • 4+ years of experience in data science / applied science roles (Senior level).
  • Strong expertise in machine learning (supervised, unsupervised, and dimensionality reduction techniques) and model selection.
  • Excellent Python skills and experience with large-scale data processing (e.g. Spark, big data environments).
  • Proven experience in building and deploying data pipelines and ML solutions in production.
  • Strong communication skills and ability to explain complex concepts to both technical and non-technical stakeholders.

What's Nice to Have

  • Experience with geospatial or road network data.
  • Experience with ML experimentation and monitoring tools (e.g. MLflow, Databricks).
  • Experience in Java and related technologies

What we offer

A competitive compensation package, of course.

Time and resources to grow and develop, including a personal development budget and paid leave for learning days, as well as paid access to e-learning resources such as O’Reilly and LinkedIn Learning.

Time to support life outside of work, with enhanced parental leave plus paid leave to care for loved ones and volunteer in local communities.

Work flexibility, where TomTom’ers, in agreement with their manager and team, use both the office and home to focus, collaborate, learn and socialize. It’s all about getting the best out of both worlds – we ask TomTom’ers to come to the office two days a week, and the remaining three are free to be worked in either location.

Improve your home office with a setup budget and get extra support with a monthly allowance.

Enjoy options to work from your home country and abroad for a set number of days each year, to visit family and friends, or to simply explore the world we’re mapping.

Take the holidays you want with a competitive holiday plan, plus an extra day off to celebrate your birthday.

Join annual events like our Hackathon and DevDays to bring your ideas to life with talented teammates from around the world.

Find out more about our global benefits and enjoy additional local benefits tailored to your location.

Meet your team

We’re Maps, a global team within TomTom’s Location Technology Products technical unit. Our team is driven to deliver the most up-to-date, accurate and detailed maps for hundreds of millions of users around the world. Joining our team, you’ll continuously innovate our mapmaking processes, directly contributing to our vision: engineering the world's most trusted and useful map.

At TomTom...

You’ll help people find their way in the world. Now, we intend to do it again by engineering the first-ever real-time map, the smartest and most useful map on the planet.

Work with a team of 3,300+ unique, curious and passionate problem-solvers. Together, we’ll open up a world of possibilities for car manufacturers, enterprises and developers to help people understand and get closer to the world around them.

Where do you want to be… in a year, in 3 years?
What if you had the opportunity to achieve more in less time than you could ever imagine?
At TomTom you can.

IT
Amsterdam
4,000 employees