Requirements

Expected technologies

SQL

PL/SQL

TSQL

Python

Optional technologies

PySpark

Pandas

Numpy

Tableau

Microsoft Power BI

Operating system

Windows

Our requirements

• Knowledge of SQL.
• Basic programming skills in PL/SQL, TSQL.
• Basic programming skills in Python.
• Knowledge of relational SQL databases.
• Basic knowledge of data engineering issues: data warehouse, data lake, ETL/ELT, BigData.
• Knowledge of the software development process.
• Knowledge of basic algorithms and data structures.
• Ability to work in a team.
• Polish and English at a minimum B2 level.

Optional

• Experience with Big Data.
• Knowledge of Python libraries: PySpark, Pandas, Numpy.
• Knowledge of reporting tools such as Tableau / Power BI.
• Knowledge of non-relational databases.
• Ability to write shell scripts.

Your responsibilities

• Requirements analysis.
• Designing data structures and ETL processes.
• Implementing code to feed data warehouses.
• Integration with multiple data sources.
• Writing queries for data analysis and exploration.
• Implementing reporting solutions for data visualization.
• Creating software test plans and project documentation.
• Preparation and execution of tests for delivered solutions.