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Big Data Analyst
  • Warsaw
Big Data Analyst
Warszawa, Warsaw, Masovian Voivodeship, Polska
Decathlon sp. z o.o.
22. 1. 2026
Informacje o stanowisku

technologies-expected :


  • SQL
  • Python

technologies-optional :


  • Tableau

responsibilities :


  • Developing clear, concise, engaging reports and data visualizations that translate complex analyses into understandable information for business stakeholders,
  • Identifying trends, patterns, and anomalies within large datasets to derive strategic conclusions,
  • Actively consulting with various departments to understand their analytical needs and deliver data-driven solutions,
  • Maintain and enhance existing data solutions and implementing changes to meet evolving business needs
  • Conduct quality assurance testing on reports and dashboards to guarantee accuracy and reliability,
  • Query and manipulate extensive datasets using SQL, Python and visualization tools,
  • Automate data flows, reporting and analytical works, maximizing efficiency
  • Everyday work with Databricks and Tableau.

requirements-expected :


  • You possess the ability to manipulate, transform, and analyze large datasets, delivering clear and impactful results,
  • You have experience in translating business questions into analytical problems and then building data-driven tools and solutions that directly address those challenges and support business processes,
  • You have practical experience with SQL, adept at querying large and complex datasets,
  • You are a strong team player who prioritizes understanding client needs and delivering valuable analytical solutions
  • You are willing to learn and contribute to the team,
  • You are self-organized with attention to detail,
  • You have a foundational understanding of Python,
  • You can communicate effectively in English.

offered :


  • Opportunity to work and develop your talents in a fast-moving global environment,
  • Opportunity to work with leading technologies,
  • Individual learning path after the trial period,
  • Base salary + bonus,
  • Employee contract,
  • Home office after trial period,
  • Private medical care,
  • Retirement plan paid by the company,
  • Employee discount in Decathlon stores,
  • Extra benefits,
  • Unique, sporty work culture.

benefits :


  • sharing the costs of sports activities
  • private medical care
  • life insurance
  • flexible working time
  • corporate products and services at discounted prices
  • integration events
  • retirement pension plan
  • saving & investment scheme
  • employee referral program
  • time for sport

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