Solsten is hiring a

Data Engineer (Helsinki)

Helsinki, Finland


Solsten is advancing the human experience by empowering companies to build deeply resonating and healthier human-centered digital experiences and products.

At the intersection of play, psychology, and AI, our suite of products (Traits, Navigator, Frequency, and Wavelength) give companies in the Gaming and Healthcare industries the ability to understand and meet their audiences’ experiential expectations at every step of their journey—ushering in a new era of technology that is better for people, and brilliant for businesses.



  • Integrate data from multiple sources, streamline ingestion of external large datasets containing rich behavioral data
  • Implementation, improvement, and maintenance of our data pipeline, job orchestration as well as deployment
  • Management of our data stores (Bigquery, Cloud Storage, MySQL etc..)
  • Understand existing database architecture and study the needs of the business team to propose new solutions and design
  • Support Data Science use cases as well as deploy and maintain Data Science models
  • Data ingestion jobs to help our data science team be at their best
  • Advising and implementing best practices in multiple technical domains including new value-add opportunities for customers



  • Vast experience in engineering with at least 2-3 years as Data Engineer
  • Excellent Python programming skills including the most popular libraries of the Python data stack (pandas, numpy, scipy, etc.)
  • Advanced SQL skills, experience with NoSQL and/or relational databases (ability to use Google BigQuery is a plus)
  • Hands-on experience with leading commercial Cloud platforms, preferably GCP
  • Demonstrated ability to build batch and/or streaming processing pipelines (experience with Apache Beam (GCP Dataflow) or Apache Spark a plus)
  • Strong command of data pipeline and workflow management tools (experience with Apache Airflow)
  • High familiarity with Git, Docker, and Kubernetes
  • Successful collaborations with Data Scientists including deployment and maintenance of Data Science models (experience with TFX is a plus)
  • Sound understanding of the Software Development Life Cycle, Disaster Recovery, and Data Resiliency
  • Detail-oriented, with excellent analytical, technical and problem-solving skills
  • Experience in client-facing environments including providing technical support to external parties



  • Familiarity with Lambda Architecture, GCS, and BigQuery
  • Proven ability to derive and design technical specifications from general product requirements
  • Experience building personalization or recommendation engines
  • Experience with Machine Learning/Data Science
  • Familiarity with and interest in psychometric data
  • Familiarity with or interest in in-game event data
  • Being able to author Apache Airflow DAGs
  • Having used and integrated Google AI APIs
  • Experience using business intelligence tools (Metabase, MS Power BI, Tableau, etc.)
  • Bachelor’s degree in Computer Science, engineering, economics, or similar field
  • Experience working in Agile/Scrum environments



At the heart of Solsten is our people. We pride ourselves with the incredible team that makes up the company and are deeply humbled by each one of our employees. We have grown beyond measure and have amassed an incredible team of talented, passionate, and amazing individuals. It is our biggest priority to give all members of Solsten the space and motivation to WANT to journey on this career path with us and continue to be a part of our success. Here are some of the things our current employees appreciate:

  • Competitive, location-based salary
  • Flexible paid time off (unlimited with a minimum requirement of 25 days off)
  • Annual Wellness & Experience bonus
  • Home office setup: laptop and necessary peripherals
  • A people-first culture with a major emphasis on experience
  • A company that is invested in you, your ideas, and your growth
  • An opportunity to join a quickly scaling startup


Our team is spread out across the world, with hubs in Berlin, Helsinki, New York, and Minneapolis. We believe that having our team close to one another fosters better communication and productivity. This role requires you to be based in Helsinki, Finland, even though there is not yet an office there. Initially, you will be expected to work remotely, with the possibility of moving to a flexible-hybrid working arrangement in the future.



Solsten is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity or expression, sexual orientation, national or ethnic origin, genetics, disability, or age.

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