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Senior SAP & HRIS Recruitment Consultant Freelance Senior Data Scientist (x2) Start: ASAP / Mid-January Duration: 3 months initially (extendable to 4–5) Location: Remote (preference for EU-based freelancers) Language: English only A well-funded, tech-led European scale-up is looking for two Freelance Senior Data Scientists to support a critical phase of growth.
This is a hands-on, high-impact role where data science directly influences revenue, conversion, and AI-driven product decisions. The Role You’ll take end-to-end ownership of data science and machine learning initiatives across business steering and AI-powered products .
Depending on experience, you may focus more heavily on one of the following areas: Business Steering & Forecasting Maintain and extend revenue, sales, and forecasting models Own the Data Science behind business steering Unite isolated ML models into a single decision layer powering: Budget allocation, Conversion rate optimisation Partner with senior stakeholders on strategic planning and decision-making AI & Product Data Science Work on internal, AI-powered products used in customer-facing operations Build and deploy applied ML and LLM-based systems Support product upgrades and greenfield initiatives Across both tracks, reliability, documentation, and independent delivery are key.
Design, build, deploy, and maintain production ML models Run deep funnel and conversion analyses using statistical methods Implement monitoring, calibration, and drift/anomaly detection Write clear documentation to support continuity and knowledge transfer Work autonomously in a lean, fast-moving environment What We’re Looking For Strong experience as a Senior Data Scientist in production environments Python (pandas, scikit-learn, statsmodels) and solid SQL Strong grounding in statistics , forecasting, and classical ML Experience with machine learning in production Comfortable owning work end to end and communicating with non-technical stakeholders Experience with LLMs, RAG, or agent-based systems Background in B2C, marketplace, or digital product environments Referrals increase your chances of interviewing at Masentó Group by 2x Get notified about new Data Scientist jobs in Berlin, Germany .
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