Data Warehouse Developer

The ALDI Tech Hub is part of the ALDI Nord Group of Companies – one of the leading international retail enterprises with 5,600 stores and 90, 000 employees in 9 countries. With a tradition stretching back over 100 years, ALDI stands for the invention of discount retailing. Our mission is to provide people everywhere and at all times with what they need for their daily lives: high-quality products at the lowest possible price – simply and swiftly. This also includes making shopping as easy as possible. We ensure this not only in our stores, but just as much behind the scenes: In addition to powerful IT infrastructures for our stores, warehouses and offices, we are working on innovative technologies that will make shopping even easier in the future. The ALDI Tech Hub is an important part of fulfilling this mission.

Your tasks

As part of the Controlling Solutions team within the Finance business unit, you will have the opportunity to work with your colleagues to design uniform steering systems for ALDI Nord and implement them internationally. In doing so, you will make a significant contribution to the successful steering of ALDI Nord by creating transparency regarding current developments and establishing long-term standards for corporate steering and performance measurement.

These are your responsibilities

• Design and development of data transformation processes (ETL) within our Lakehouse architecture
• Creation and development of data models (Kimball)
• Creation, development & maintenance of Star & Snowflake Schema (Fact & Dimensional) Data Models in a Big Data Cloud Environment
• Design and development of data quality checks and optimizations
• Implementation of regular deployments as part of the software delivery process
• Documentation of data models and transformation processes for internal purposes, service providers, and users
• Coordination with responsible system owners of data sources to be integrated, as well as IT and other stakeholders
• Close collaboration with business intelligence engineers in the creation of management dashboards and reports, in the form of joint requirements, concepts, and work packages
• Close collaboration with data architecture, data integration, and data operations
• Collaboration in cross-functional project teams to implement use cases

Requirements

• Successfully completed degree in (business) information technology, STEM or a comparable qualification
• Experience in data modeling (star schema, data vault, third normal form) and implementation in big data & cloud products
• In-depth knowledge of software development, ideally with Databricks, Azure Data Lake, SQL, Python, PySpark, and GIT
• Experience with the development and operation of big data cloud technologies (Microsoft Azure, GCP or AWS)
• A high degree of independence, diligence, and quality awareness
• Experience working in agile SCRUM teams
• Ability to develop a clear understanding of business requirements and translate them into data-driven projects
• Strong communication and consulting skills
• Analytical thinking, a structured approach, and enjoyment of solving complex new tasks
• Business fluent English, both written and spoken

What we offer

• Ticket for free public transportation in Krakow
• Subsidised lunch meals delivered to the office
• Health benefits such as health care fully paid by ALDI, reimbursement for corrective glasses or a sports card for several fitness activities
• Competitive salary according to your competencies and additional vacation bonus
• Flexible working time within a hybrid working model
• Inspiring and open-minded working atmosphere with “come as you are” culture
• Modern and well equipped office near the old town of Kraków
• Secure job in an international working environment with long-term prospects

Please submit your application documents in English, as we will work together a lot in English.