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Machine Learning Engineer

Machine Learning Engineer

At Watty we’re using state-of-the-art machine learning techniques to reduce the world’s carbon dioxide emissions. As a ML-engineer you will be working as part of the Machine Learning Team, build pipelines and tools for handling of Watty's proprietary datasets, develop algorithms as well as taking them from research implementation into production.

What we're doing has never been done before - so we constantly have to figure out new type of solutions to our problems. Without a strong passion for what we do, and for developing your own skills, you'll find the work here too difficult.

Join us and help us change the way energy is being used around the world.


  • Strong programming skills, especially in Python and the Python scientific stack (NumPy, SciPy, scikit-learn, pandas)
  • Personal interest in keeping up to date with libraries/tools of significance
  • Minimum one year real-world (non academic) programming experience
  • Bachelor’s degree in a technical field or substantial experience in software development
  • Experience working in a team
  • Strong problem solving skills
  • Pragmatism and ability to see the bigger picture


  • Master’s degree in a technical field
  • Work experience developing machine learning production systems
  • Experience in software engineering and maintaining a code base
  • Proficiency with agile or lean development practices
  • Experience using data pipelining technologies 
  • Experience in signal processing
  • Interest in deep learning
  • Experience in C++
  • Experience in developing web- and micro services
  • Good understanding of data visualisation
  • Strong automation skills
  • Good knowledge about algorithms

Tools you will use:

  • Python scientific stack
  • Various Deep Learning libraries
  • Docker

What you will get:

You will get to work with a well funded and fast moving startup which core business is Machine Learning/AI. You will be part of a dedicated and talented team, at our HQ in central Stockholm, applying state-of-the-art algorithms to an extremely interesting and difficult problem - with the resources, knowhow and data to solve it better than anyone else. Your everyday work will have an immediate impact on our products and progress as a company.

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Or, know someone who would be a perfect fit? Let them know!


Industrigatan 4A
112 46 Stockholm Directions info@watty.io ++46(0)8-12 87 87 00

Watty Is Growing. Grow With Us.

Everyday we face challenges that have no textbook solutions. Often we need to invent solutions that do not exist yet. We will be relying on you as a member of the Watty team to help us come up with great ideas followed by precise execution.

Watty is growing fast and we’re always looking for bright individuals who are passionate about our mission. If you have a strong academic background and are excited about solving challenging problems: either using machine learning or in building the systems, products and commercial relationships around it, we’re probably looking for you.

We promise you that joining us will be the start of an exciting journey where you can put your skills, talents and experience to their best use.

Watty Is A Great Place To Work

Watty’s success depends entirely on our team and we know that. From the first day onwards we will show you how much we value you both as a professional and as a person.

There are a number of reasons why you should consider joining us:

  • Change an industry - Change the world

    We’re bringing the energy market into the 21st century by getting it’s data online and making it useful. It’s a change that will transform the electricity market forever and have profound positive effects not only for customers but for our global society.

  • Build with the latest tools

    Our platform runs on a micro-service infrastructure that is designed to be cloud provider agnostic. We heavily use CoreOS and Docker for service deployments in our virtual machine environments, Cassandra for scalable storage, and numerous of other software components. On the machine learning side we work with a wide variety of tools and methods - lately with a deep learning focus.

  • Get the workstation you want

    Upon joining we will equip you with a personal brand new laptop of your choice - as well as a standing desk and any other tools necessary for you to excel in your work.

  • Your wellbeing matters to us

    Complimentary gym membership, a selection of nibbles and refreshments at our conveniently located office and a well stocked library are all part of the Watty package.

Watty - Smart, Ambitious, Fun

We are a Swedish startup with about 15 people working full-time out of an office in Gamla Stan. We collectively speak Persian, Finnish, Mandarin, Korean, Japanese, German, French, Russian, Norwegian and a number of Swedish dialects. Joining our team means being an integral part of fulfilling our mission and being involved in the many parts of building our business. We have high expectations of each other and work hard every day to reach the level we strive to operate on. We think Watty is an all round fun and exciting place to work and we hope you'd think the same.

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