Cloud Data Engineer — Azure Data Lake & Spark

Sii Poland; Wrocław; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care

Job summary

Sii Poland is seeking an experienced Data Engineer to join our Data & Analytics Competency Center. You will design and build scalable data platforms (Data Lake / Data Platform) and develop ETL/ELT pipelines in Azure Databricks.

You will model data, optimize pipelines, collaborate with analysts and data science teams, document solutions, and mentor junior colleagues. Fluent English and Polish required; located in Poland.

Qualifications

• 4+ years in data processing projects handling large data volumes.
• Strong SQL and Python skills.
• Experience with Spark / PySpark.
• Experience designing Data Lakes and Data Warehouses.
• Experience with Azure data services (Databricks, Data Factory, Synapse).
• Fluent English and Polish.

Responsibilities

• Design, build, and scale data processing platforms (Data Lake/Data Platform).
• Create and maintain ETL/ELT pipelines to integrate data from multiple sources in Azure Databricks.
• Model data and tailor structures for analytics and business needs.
• Implement batch and near real-time data processing solutions.
• Monitor, optimize, and improve existing pipelines and workflows.
• Collaborate with data analysts, BI, and Data Science teams to provide data.
• Gather business requirements and propose solutions.
• Create and maintain technical documentation for solutions.
• Mentor less experienced team members and share best practices.

Skills

SQL

Python

Spark/PySpark

ETL/ELT pipelines

Data modeling

Azure Databricks

Data Lake/Warehouse

Azure cloud

English

Polish

Tools

Azure Data Factory

Synapse

Job description

Sii Poland is seeking an experienced Data Engineer to join our Data & Analytics Competency Center. You will design and build scalable data platforms (Data Lake / Data Platform) and develop ETL/ELT pipelines in Azure Databricks.

You will model data, optimize pipelines, collaborate with analysts and data science teams, document solutions, and mentor junior colleagues. Fluent English and Polish required; located in Poland.