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Sport Alliance GmbH

Senior Data Scientist – m/f/d

Sport Alliance GmbH

. Build and deploy production-ready machine learning solutions, focusing on classical ML and statistical methods .

Posted 10/7/2026full-timeRemote • PolandSenior💰 PLN 21,000 - PLN 28,000 per monthWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in building and deploying machine learning solutions, with a strong focus on classical ML, statistical methods, and end-to-end project ownership. Proficient in Python, SQL, and collaborating with cross-functional teams to address business challenges through data-driven solutions.

Highest-signal resume keywords
Machine Learning Solutions DevelopmentEnd-to-End Project OwnershipPython ProgrammingStatistical AnalysisData Pipeline Improvement

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Machine LearningStatistical MethodsData PreparationModelingDeploymentMonitoringPythonSQLScikit-LearnClassical ML
Soft Skills
Proactive Problem SolvingClear CommunicationCollaboration
Tools & Technologies
AWSTerraformDbtLLMsGenAI
Industry Keywords
Data ScienceData ProductsML RoadmapInfrastructure Support

Tech Stack

Tools & technologies
AWSPythonScikit-LearnSQLTerraform

About the role

Key responsibilities & impact
  • Build and deploy production-ready machine learning solutions, focusing on classical ML and statistical methods
  • Own models end-to-end, from data pipelines and modelling through deployment and monitoring
  • Improve the scalability and reliability of existing ML data pipelines
  • Collaborate with software engineers and product managers to turn business problems into practical solutions
  • Serve as the Data Science expert in a small Data Products team
  • Identify product and business problems that ML and GenAI can solve and select suitable approaches
  • Work with platform and LLM Ops teams when additional infrastructure support is needed
  • Help shape the ML and AI roadmap and influence how ML capabilities evolve across products

Requirements

What you’ll need
  • 5+ years of hands-on experience building and deploying machine learning solutions in production
  • Strong knowledge of statistics and classical machine learning
  • Experience owning ML projects end-to-end, including data preparation, modelling, deployment, and monitoring
  • Strong hands-on Python skills, including scikit-learn or similar frameworks
  • SQL skills
  • Proactive approach and comfort working on not fully defined problems
  • Clear communication and ability to work with technical and non-technical colleagues
  • English at C1 level or above
  • German language skills are nice to have
  • Experience with AWS, Terraform, or dbt is nice to have
  • Experience working with LLMs or GenAI-based solutions is nice to have

Benefits

Comp & perks
  • Private medical care
  • Sports card
  • Access to Udemy Business and thousands of online courses
  • Fully remote work or on-site collaboration at the Warsaw office
  • Flexible working hours
  • Experience in the Fitness and SaaS industry
  • International and diverse team
  • Company events and team-building activities