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October 13, 2026

Mid-Level ETL/DWH Developer

Mid • On-site

110 - 145 PLN/yr

Wrocław, Pl-Ds, Poland

Quick Facts

  • Role: Mid-Level ETL/DWH Developer

  • Focus: ETL and data warehouse maintenance/development for banking projects

  • Tools: Ab Initio or IBM InfoSphere DataStage; Oracle (SQL/PLSQL)

Description

You will maintain and evolve data warehouse solutions and data exchange processes in a mature architecture for long-term bank projects in Poland. The role covers ETL pipeline development, Oracle SQL/PLSQL optimization, daily data load monitoring, and production/test incident troubleshooting. You will also implement new business requirements in the data model while ensuring high data quality.

Responsibilities

  • Maintain, modify, and develop ETL processes in Ab Initio or IBM InfoSphere DataStage

  • Write and optimize SQL and PL/SQL queries for Oracle 19c

  • Monitor daily data loads into the data warehouse

  • Analyze logs, respond to errors, and diagnose/remediate incidents in production and test environments

  • Implement new business requirements in the data model

  • Ensure high quality of processed data

  • Perform day shifts on-call (morning or afternoon), without nights and weekends

Requirements

  • Minimum 2 years of experience as an ETL/DWH developer

  • Practical knowledge of Ab Initio or IBM InfoSphere DataStage

  • Very good knowledge of Oracle database, SQL, and PL/SQL with query optimization skills

  • Experience monitoring production environments and troubleshooting ETL processes

  • Experience in the banking/financial sector and knowledge of banking data structures

Benefits

  • Stable project environment

  • Ongoing support from the Ideamotive team throughout the collaboration

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