Senior Data Engineer - Databricks & Azure

Sii Poland; Toruń; On-site; PLN 200,000 - 280,000; 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 a Senior Big Data Developer to join our team in building a modern data platform using Databricks and the Microsoft Azure ecosystem. You will design scalable data solutions, implement ETL/ELT pipelines, and integrate data from multiple sources.

Your role emphasizes AI-assisted development and collaboration with experts across projects, with offices in Toruń. You will contribute to data quality and efficiency while enabling AI-powered tooling in daily work.

Qualifications

• 5+ years of experience in a Data Engineer, Big Data Engineer, or similar role.
• Strong hands-on experience with Python and PySpark.
• Proven experience with Databricks, Delta Tables, and modern data architectures.
• Practical knowledge of the Microsoft Azure ecosystem, including Azure Data Factory and Azure Event Hub.
• Experience building and maintaining scalable ETL/ELT pipelines.
• Advanced level of English.
• Interest in modern technologies and AI-assisted development tools.

Responsibilities

• Design and develop data solutions using Databricks, Python, and PySpark.
• Build and optimize ETL/ELT pipelines for batch and streaming data processing.
• Implement and maintain medallion architecture using Delta Tables.
• Integrate data from multiple sources, including SFTP files, Delta Tables, and Azure Event Hub.
• Work with Azure services such as Azure Data Factory to support end-to-end data workflows.
• Utilize AI-powered development tools to improve code quality, testing, documentation, and productivity.

Skills

Python

PySpark

English

Databricks

Delta Tables

Azure Data Factory

Azure Event Hub

AI-assisted development

Tools

Databricks

Delta Tables

Azure Data Factory

Azure Event Hub

Elasticsearch

Job description

Sii Poland is seeking a Senior Big Data Developer to join our team in building a modern data platform using Databricks and the Microsoft Azure ecosystem. You will design scalable data solutions, implement ETL/ELT pipelines, and integrate data from multiple sources.

Your role emphasizes AI-assisted development and collaboration with experts across projects, with offices in Toruń. You will contribute to data quality and efficiency while enabling AI-powered tooling in daily work.