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Big Data Analyst - UniCredit - Poland
Data Analyst
Analyze large-scale data sets to uncover insights, build scalable data pipelines, and deliver actionable reports using Python, SQL, Spark, and Hadoop. Drive data-driven decisions through advanced analytics and visualization.
About the role
Key Responsibilities
- Design, develop, and maintain large-scale data pipelines using Apache Spark and Hadoop ecosystems.
- Extract, transform, and load (ETL) data from diverse sources into data warehouses and data lakes.
- Perform advanced analytics and statistical modeling to identify trends, patterns, and business opportunities.
- Collaborate with cross‑functional teams to define data requirements and deliver interactive dashboards and visualizations.
- Ensure data quality, integrity, and compliance with data governance policies.
Requirements
- Proven experience as a Big Data Analyst or similar role, with strong analytical and problem‑solving skills.
- Hands‑on expertise in Python, SQL, and big‑data frameworks such as Spark and Hadoop.
- Solid understanding of data modeling, ETL processes, and data warehousing concepts.
- Experience with data visualization tools (e.g., Tableau, Power BI) and reporting.
- Excellent communication skills and ability to translate technical findings into business insights.
Skills
pythonsqlapache sparkhadoop