Data Analyst

Quick Facts

• Role: Data Analyst

• Focus: SQL, data warehouse analysis, data validation, and data source integration

Description

Join a banking data initiative as a Data Analyst, using strong SQL skills to extract, analyze, validate, and transform data in a data warehouse. You will model data, map relationships across sources, support integration of new data sources, and investigate data discrepancies with a focus on data quality. The role also includes documenting data structures and mappings and collaborating with business and technical teams to clarify data requirements.

Responsibilities

• Analyze data and translate business requirements into data solutions

• Write SQL queries for extraction, analysis, validation, and transformation

• Analyze and model data in the data warehouse

• Map data and identify relationships between different data sources

• Support integration of new data sources into the data warehouse

• Review existing data flows and verify correct processing

• Investigate data discrepancies and identify root causes

• Validate data quality, completeness, and consistency

• Support testing of data warehouse changes

• Prepare documentation for data structures, mappings, and implemented changes

• Coordinate with business and technical teams to clarify data requirements

Requirements

• At least 2 years of commercial experience as a Data Analyst/SQL Analyst/Data Warehouse Analyst or similar

• Very good practical knowledge of SQL

• Experience with data validation and working with large datasets

• Understanding of relational databases and data warehouse concepts

• Ability to analyze data structures, relationships, and data flows

• Experience translating requirements into data-related solutions

• Strong analytical and problem-solving skills

• Good English; fluent Polish

• Residency in Poland

Benefits

• Opportunity to further develop technical and analytical skills in a large-scale data environment