Data Warehouse Developer (SQL / ETL)

We want you to grow with us :

We are expanding our existing team and looking for a Data Warehouse Developer (SQL / ETL) as a fourth team member to support us in our daily work and challenges within data warehouse management. As a team, we work independently, communicate effectively, and develop sophisticated solutions from requirements gathering to implementation and deployment. We combine technical expertise with a firm understanding of business processes across various functions. This role offers the opportunity to deliver end-to-end data solutions that provide valuable insights and support key business functions.

What we can offer :

You will join a collaborative and supportive team delivering a strategically important business function within an international environment. We support your professional development with training and career growth opportunities. Our technology stack includes SQL, ETL tools, and Qlik, using SQL Server Management Studio as our current platform. We are also evaluating enterprise data platforms such as Snowflake, BigQuery, and Redshift.

How you will spend your time as our next Data Warehouse Developer :

You will be responsible for organising valid data for key stakeholders, building usable data marts and models, and optimising a scalable enterprise-level data solution with a focus on reliability and performance. You will collaborate closely with three experienced data warehouse developers and five BI developers, increasing business insight and creating value.

Design, develop, and maintain the data warehouse stack, including databases, tables, and views

Build and manage ETL processes to integrate data from multiple source systems

Optimise data models and ETL jobs for scalability and performance

Monitor and troubleshoot ETL processes to ensure reliability and efficiency

Collaborate with BI developers and business stakeholders to align solutions with organisational needs

What we expect of you :

Demonstrated experience in developing and maintaining data warehouse solutions using SQL and SQL Server Management Studio (SSMS)

Proven ability to design and build data marts, dimensional models, and ETL workflows

Experience in enterprise environments with large data volumes and complex integrations; familiarity with platforms like Snowflake, BigQuery, or Redshift is a plus

Familiarity with AI functionalities and experience with Qlik or other BI tools is a plus

Strong problem-solving skills, attention to detail, and the capacity for mature judgment in challenging situations

Ability to work effectively in a complex, collaborative matrix environment with virtual teams across a multi-cultural and geographically diverse setup

A strong command of spoken and written English is essential; knowledge of German is a plus

Important : Please be aware that a valid work and residence permit is required for non-EU applicants for this position.