Senior Cloud ETL Engineer – AWS Data Pipelines

Sii Poland; Poznań; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Medical care

MySii app

Job summary

Sii Poland is seeking a Senior ETL Developer to join our data platform team in Poznań. You will drive the cloud transformation of a data-intensive analytical platform, designing scalable architectures, modernizing legacy components, and ensuring performance, reliability, and cost efficiency in the cloud.

You will collaborate with software engineers, analysts, and quality engineers to deliver high-quality solutions meeting business needs.

Qualifications

• Minimum 5 years of experience in ETL development.
• Strong expertise in Microsoft SQL Server, including advanced query design and relational data modeling.
• Hands-on experience with SSIS for ETL pipeline design and optimization.
• Practical experience building ETL processes in AWS, including AWS Glue and AWS Lambda functions.
• Proven ability to optimize stored procedures and debug data flows across dependent components.
• Ability to enforce best practices in SQL coding standards and operational monitoring.
• Advanced level of English.

Responsibilities

• Contributing to the cloud transformation of a data-intensive analytical platform by designing scalable architectures and modernizing legacy components.
• Leading continuous technological evolution by proposing and implementing modern frameworks and architectural improvements.
• Expanding analytical and predictive capabilities by developing and integrating advanced statistical methods and machine learning models.
• Working closely with a team of software engineers and analysts to design and build software solutions that meet business needs.
• Ensuring adherence to team design and coding procedures and standards.

Skills

ETL development

SQL Server

English proficiency

Tools

SSIS

AWS Glue

AWS Lambda

Python

Job description

Sii Poland is seeking a Senior ETL Developer to join our data platform team in Poznań. You will drive the cloud transformation of a data-intensive analytical platform, designing scalable architectures, modernizing legacy components, and ensuring performance, reliability, and cost efficiency in the cloud.

You will collaborate with software engineers, analysts, and quality engineers to deliver high-quality solutions meeting business needs.