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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Commercial Data Scientist - **Company:** Catawikians - **Location:** Amsterdam, Netherlands - **Experience:** Experienced - **Contract:** Internship / Graduate position - **Skills:** Data Analysis, Big Data, Data Transformation, Statistical Hypothesis Testing, Python (Programming Language), Regression Analysis, Power BI, Standard Sql, Tableau (Software), Google Data Studio, Software Coding, Data Pipelines - **Published:** September 14, 2026 - **Apply:** https://magnet.me/en/opportunity/991374/commercial-data-scientist ## About the Role * Commercially minded data leader - Strong quantitative background with 3+ years of experience in Data Science or Analytics (ideally in an online company). Comfortable owning complex projects and influencing stakeholders with clear, pragmatic recommendations focused on commercial impact and value. * Advanced technical skills - Highly proficient in SQL and experienced in writing code to transform data into insights (Python, R, or another language). Able to handle large datasets, optimize data pipelines, and work with tools like Looker Studio, Tableau, Power BI, and data transformation tools like dbt or Dataform. * Deep statistical expertise - Strong grasp of statistics, applying advanced techniques such as regression analysis, causal inference, time series modeling, and hypothesis testing to extract meaningful insights and drive impact. * Proactive and entrepreneurial mindset - Take ownership, solve problems autonomously, and drive initiatives forward-even when it means stepping outside your comfort zone. * Strong communicator and mentor - Work effectively with leadership, engineers, and product teams, translating complex data insights into clear recommendations; enjoy mentoring junior data scientists and fostering a data-driven culture., English ## Description With thousands of active lots every day, hundreds of thousands of daily bids, millions of users, and billions of events, the Catawiki platform generates vast amounts of data. We collect and store this data, and use it extensively to build a better company by making smarter decisions. The Data Science & Insights team plays a central role in that., We are looking for a Data Scientist - Commercial Insights to work with our Commercial teams (primarily marketing and supply) and leverage data to identify commercial opportunities from understanding the marketplace balance of the platform to scaling the demand/offering in a given category. You will be part of the Data Science & Insights team helping us make sense of our data, finding actionable insights and creating self-service opportunities by combining data from multiple sources and working closely together with your colleagues in other departments. In this role, no two days will be the same: you will build ad hoc analyses, design and analyse commercial activations, uncover trends in user behaviour, communicate about the impact of a new initiative or enhance the reliability of our data pipelines. Whatever the task, you'll play a pivotal role in shaping Catawiki's commercial strategy and influencing our stakeholders., * Own analytics for a commercial area - Take full ownership of a major part of the commercial strategy (e.g., leading analytics for demand scaling initiatives in marketing or increasing supply in a given category). Build strong partnerships with stakeholders and proactively provide recommendations to drive revenue growth. * Turn data into insights and recommendations - Define and refine key success measures, uncover trends, and translate data into clear recommendations that shape commercial decisions, flag opportunities, and drive strategy forward. * Drive advanced analytics at scale - Use methods like regression analysis, causal inference, and scenario testing to understand buyer and seller needs and help commercial teams make faster, better decisions to scale demand and supply. ## Related Videos - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) - [Beyond Dashboards: Fixing Text-to-SQL with Semantic RAG](https://www.wearedevelopers.com/videos/2036-beyond-dashboards-fixing-text-to-sql-with-semantic-rag) - [How building an industry DBMS differs from building a research one](https://www.wearedevelopers.com/videos/768-how-building-an-industry-dbms-differs-from-building-a-research-one) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Data Analytics with Microsoft Fabric: End-to-End Use Case with Data Agents](https://www.wearedevelopers.com/videos/1547-data-analytics-with-microsoft-fabric-end-to-end-use-case-with-data-agents) - [Why and when should we consider Stream Processing frameworks in our solutions](https://www.wearedevelopers.com/videos/1085-why-and-when-should-we-consider-stream-processing-frameworks-in-our-solutions) ## Related Articles - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [Data Analyst Salary Germany](https://www.wearedevelopers.com/magazine/277-data-analyst-salary-germany) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Best Companies in the Netherlands: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/193-best-companies-in-the-netherlands-top-25-companies-in-2023) - [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk)