Posted Jul 12, 2026

Freelance Data Scientist

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Experienced Data Scientists will find a part-time freelance opportunity focused on designing computational data science problems using Python and SQL, working remotely on project-based tasks that simulate real-world analytical workflows across various industries. Key responsibilities • Design original computational data science problems that require Python programming to solve, ensuring they are computationally intensive and based on real business challenges • Develop end-to-end problems that span the complete data science pipeline, incorporating big data processing scenarios and verifying solutions using standard data science libraries • Document problem statements clearly with realistic business contexts and provide verified correct answers for each problem created Required qualifications • 5+ years of hands-on data science experience with proven business impact • Expert Python programming skills for data science, including libraries such as Pandas, Numpy, and Scikit-learn • Strong expertise in statistical analysis and machine learning, with a deep understanding of algorithms and their practical applications • Proficient in SQL and database operations for data manipulation and analysis • Strong written English proficiency (C1+ level)