BI/Data Analyst, WARSZAWA WARSAW

For successful work with projects, you need:

• Experience with BI visualisation tools (e.g. PowerBi / Tableau / QuickSight / Looker / Looker Studio, etc.)
• SQL skills to effectively manipulate data, cleanse data and perform complex data analysis tasks. Knowledge of indexes, views, window functions, etc.
• Strong knowledge of Python and Pandas
• Experience with Python visualisation libraries (matplotlib, seaborn, etc.)
• Strong understanding of data warehouse concepts
• Knowledge of relational databases (e.g. PostgreSQL, MySQL, etc.).
• Good knowledge of statistics
• Experience in building ETL/ELT pipelines
• Knowledge of modern data modelling techniques such as Data Vault/Anchor Modeling
• Experience in ensuring data quality and integrity
• Practical experience with Git
• Proficiency in spoken English B1+

Will be a plus:

• Experience with Airflow, Spark or other DE tools
• Experience in A/A, A/B testing
• Knowledge of NoSQL databases
• Use of R to analyse data
• Basic understanding of machine learning algorithms
• Familiarity with modern AI tools and practical experience applying them to security operations