Senior ETL Developer (f/m/x) @ Sii Polska

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 A…