Full-time

Senior Data Engineer

Posted by Trinetix • Poland, Poland, Poland

📍 Poland, Poland 🕒 February 28, 2026

About the Role

We are seeking a Senior Data Engineer.

Requirements 

  • 5+ years of experience in data analysis or data engineering 
  • 3+ years of hands-on experience building and supporting production ETL/ELT pipelines 
  • Advanced SQL skills (CTEs, window functions, performance optimization) 
  • Strong Python skills (pandas, API integrations) 
  • Proven experience with Snowflake (schema design, Snowpipe, Streams, Tasks, performance tuning, data quality) 
  • Solid knowledge of AWS services: S3, Lambda, EventBridge, IAM, CloudWatch, Step Functions 
  • Strong understanding of dimensional data modeling (Kimball methodology, SCDs) 
  • Experience working with enterprise systems (ERP, CRM, or similar) 

Nice-to-haves 

  • Experience with data quality frameworks (Great Ex...

Ready to Apply?

Submit your application today and take the next step in your career journey with Trinetix.

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