Data Warehouse Developer

strategie:p personalberatung

Data Warehouse Developer responsible for administration and optimization of DWH. Working in a hybrid setup to enhance data quality and support BI tools.

Posted 7/8/2026full-timeOldenburg • 🇩🇪 GermanyMid-LevelSenior💰 €55,000 - €75,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in data warehouse administration, development, and optimization, with a strong focus on ETL processes and data modeling. Proficient in SQL and experienced with BI tools, ensuring data quality and consistency through systematic analysis and validation.

Highest-signal resume keywords

Data Warehouse AdministrationETL Process ImplementationSQL ProficiencyData ModelingBI Tools Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Data Warehouse AdministrationETL ProcessesSQLData ModelingDatabase DesignData Quality ValidationData CleansingAd-Hoc Database QueriesViews DevelopmentAggregations Development

Soft Skills

Analytical ThinkingSolution-Oriented Work StyleCoordinationDocumentation

Tools & Technologies

Power BI

Industry Keywords

Data WarehouseData QualityNormalizationDenormalizationBusiness Intelligence

Tech Stack

Tools & technologies

ETLSQL

About the role

Key responsibilities & impact

Administration, development and optimization of the data warehouse (DWH), with a focus on ETL processes
Development of views and aggregations
Normalization and denormalization of data models
Coordination and documentation with business units
Validation of data quality and consistency, as well as data cleansing
Creation and execution of tests
Performing ad-hoc database queries and providing data for BI tools

Requirements

What you’ll need

Degree in Computer Science or equivalent qualifications/experience
Proven experience in data modeling and database design
Strong SQL skills and experience implementing ETL processes (PL/SQL a plus)
Experience with common BI tools (e.g., Power BI)
Strong analytical thinking and a systematic, solution-oriented work style
Very good German language skills, both written and spoken

Benefits

Comp & perks

Flexible working hours with a 38-hour workweek
Option for mobile/remote working
Training and professional development opportunities
Company health management and bike leasing
Company pension plan and €40 employer savings contribution (VWL)
Performance-based pay, Christmas bonus and optional additional bonuses
Social activities such as BBQs and Christmas parties