ETL Developer

Experis
📍 Warsaw, Masovian Voivodeship, Poland 💼 Contract 🕒 Posted February 24, 2026

Job Description

Job Description

Location: Gdańsk / Gdynia / Warsaw (2 days per week in the office)
Salary: 180-210 PLN net/h



Tasks
  • Design, build and maintain scalable ELT pipelines
  • Develop and optimize PLSQL queries and database objects for high‑performance data storage in Oracle
  • Write Python‑based data engineering scripts to process data
  • Implement CI/CD pipelines for data infrastructure and workflow automation
  • Understand and work with database change management
  • Work with one or more major cloud vendors
  • Integrate and manage a modern data stack
  • Monitor, debug and optimize data workflows and infrastructure performance
  • Ensure data quality, governance and compliance with good practices

  • Requirements
  • 10 years of experience
  • Proficiency in designing OLAP systems and using techniques such as STAR schema or denormalization
  • Ready to Apply?

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    Job Details

    • Location Warsaw, Masovian Voivodeship
    • Job Type Contract
    • Category Computer Occupations
    • Posted Date February 24, 2026
    • Application Deadline April 05, 2026