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For us**„Let’s Go!“**is not just a slogan, it is an attitude. We love technology and we want to excite. We have fun and want to inspire. Our customers and our teams. That’s why we are looking for people who share this spirit. People who are passionate about creating the shopping experience of the future together with 50.000 colleagues across Europe.
# Your tasks
- Semantic Layer Development & Maintenance: Ongoing development and maintenance of the LookML Hub project, including the use of extends and refinements to ensure a clean and scalable interface for spoke projects
- Hub-and-Spoke Architecture Ownership: Architecture and governance of the central LookML Hub, including definition of core dimensions, measures, and base views to ensure a consistent “Single Source of Truth.”
- Cross-Functional Architectural Support: Provision of architectural guidance and design support for Google BigQuery data structures, ensuring optimal alignment with the Looker Hub framework
- Self-Service Analytics Enablement: Design, implementation, and continuous improvement of an intuitive Explore environment to empower stakeholders with reliable and independent data access
- Advanced Data Modeling & Integration: Application of advanced Looker features, including Liquid parameters, PDTs, NDTs, and API integrations, to address complex analytical requirements
- BI Standards & Governance: Definition and implementation of coding standards for LookML, including modularization practices, version control using Git, and automated testing frameworks
- Collaboration & Process Alignment: Cross-functional collaboration with Data Engineering teams to ensure alignment between BigQuery schemas and Looker requirements, as well as structured support for analysts in spoke-specific implementations
- Subject Matter Expertise in BI: Representation as primary subject matter expert for Looker, including advisory support to BI analysts and business users in the development of reliable, scalable, and efficient reporting solutions

# Your profile
- Degree in Computer Science, Business Informatics, or extensive equivalent experience
- Several years of professional experience in software engineering, data analytics, or business intelligence with a deep specialization in Looker (LookML) and BigQuery
- Proven experience in designing Hub-and-Spoke architectures (project imports, refinements) within Looker
- Highly proficient in SQL (BigQuery Dialect) with a focus on optimizing query performance and cost-efficiency
- Strong understanding of dimensional modeling (Star/Snowflake) and how to translate these into an efficient Semantic Layer
- Experience with Looker permissions, content management, and Looker API
- Ability to communicate complex technical architectures to business stakeholders and drive the adoption of data standards
- Team-oriented, communicative, proactive, and solution-driven mindset
- Excellent English skills; German is a plus
- Agile mindset and experience working in cross-functional teams

# What's in it for you?
- International teams & versatile tasks
- 30 days vacation & subsidized company pension plan
- Employees discount & Fitness Collaborations
- Training & Education
- Open corporate culture & Teamwork
- Mobile work

# About us
MediaMarktSaturn Technology is working to make Europe’s number-one consumer electronics retailer the technology leader in its industry. To this end, several hundred developers, UX designers and system architects using state-of-the-art technology work hand in hand with business owners in agile teams to develop customer-focused technology solutions for more than 6 million customers every day in 11 countries.The best solutions come from bringing together diverse perspectives. Embracing diversity is key to achieving our vision of becoming the Experience Champion. We value inclusion, foster equal opportunity, and welcome you to be part of our team.Your HR contact**Laura Schröder**Let's Go!Ready? We are looking forward to receiving your application!Apply now