Senior ETL Engineer - AWS Cloud Data Platform

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

Benefits offered by this job

Centre of internal trainings

Medical care

Profit sharing

Open and accessible management team

Job summary

Sii Poland is seeking a Senior ETL Developer to join our team on the cloud transformation of a data-intensive analytical platform. You will design scalable architectures, modernize legacy components, and ensure performance, reliability, and cost-efficiency in the cloud.

You will collaborate with software engineers, analysts, and quality engineers to deliver high-quality solutions that meet business needs, leveraging AWS technologies and optimizing ETL processes.

Qualifications

• Minimum 5 years of ETL development experience.
• Deep SQL Server expertise including advanced query design.
• Hands-on SSIS for ETL pipeline design and optimization.
• Experience building ETL processes in AWS (Glue and Lambda).
• Ability to optimize stored procedures and monitor data flows.
• Strong SQL coding standards and operational monitoring.
• Advanced English proficiency.

Responsibilities

• Contribute to cloud transformation by designing scalable architectures.
• Lead ongoing technological evolution with modern frameworks.
• Develop and integrate statistical methods and ML models.
• Collaborate with software engineers and analysts to meet business needs.
• Ensure adherence to team design and coding standards.

Skills

ETL development

SQL design

Data modeling

English proficiency

AWS skills

Tools

SSIS

SQL Server

AWS Glue

AWS Lambda

Job description

Sii Poland is seeking a Senior ETL Developer to join our team on the cloud transformation of a data-intensive analytical platform. You will design scalable architectures, modernize legacy components, and ensure performance, reliability, and cost-efficiency in the cloud.

You will collaborate with software engineers, analysts, and quality engineers to deliver high-quality solutions that meet business needs, leveraging AWS technologies and optimizing ETL processes.