Ready to digitalise retail? Let's Go!

Experienced Data Engineer - Retail Media (m/f/d)

We are looking for people who are passionate about technology and are excited to create the best experience for our customers. People who want to make an impact. We are looking for people like you. Let's Go!

Your tasks

Your tasks

• API Integration & Data Ingestion: Proven ability to design and operate ingestion pipelines against third-party marketing and advertising APIs (e.g. Google Ads, DV360, CM360, Meta, Amazon Ads, Criteo, The Trade Desk, GA4). Comfortable with REST as well as asynchronous report-job patterns, GraphQL, bulk/file-based exports (SFTP, GCS/S3), and native transfer services.
• Data Quality & Harmonization: Experience normalizing metrics across platforms with differing attribution windows, currencies, time zones, and taxonomies; building reconciliation checks against platform-reported figures; and handling schema drift, late-arriving data, and retroactive restatements
• Analytics & Reporting: Solid data analysis capabilities complemented by the ability to build and deliver insightful dashboards and reports
• Transformation & Orchestration: Practical experience with SQL-based workflow orchestration and transformation tools like Dataform or dbt
• Infrastructure as Code (IaC): Hands-on expertise provisioning and managing infrastructure using Terraform
• CI/CD & Version Control: Demonstrated experience configuring and maintaining continuous integration and deployment pipelines, preferably utilizing GitHub Actions
• Cloud & DevOps: Cloud engineering and DevOps capabilities (with a strong preference for Google Cloud) with special focus on monitoring and alerting
• Real-Time & Streaming: Initial exposure to real-time data pipeline frameworks (such as Apache Beam or Dataflow) and messaging brokers (such as Pub/Sub or Kafka)
• Privacy & Compliance: Awareness of GDPR/TCF requirements in a marketing data context — consent signals, hashed identifiers, PII minimization, and retention policies

Your profile

• Experience: 3+ years of professional experience in Data Engineering, ideally with exposure to adtech, martech, or e-commerce/retail media data
• Database & Warehousing: Strong SQL skills alongside hands-on experience with modern Data Warehouse solutions such as GCP BigQuery or AWS Redshift, including partitioning, clustering, and cost-efficient design for high-volume campaign and event data
• Programming: Proven software development experience using Python—including common libraries like Pandas, Flask, and FastAPI—with Java considered a strong plus
• Soft Skills: Strong self-enablement and independent project management capabilities paired with effective stakeholder communication skills across marketing, analytics, and engineering audiences

What's in it for you?

• Young environment, where not everything is written in stone, and where you are expected to contribute and co-create the culture of the Tech Hub and international collaboration model
• You'll have a 10% discount on the entire MediaMarkt website, so you can treat yourself at a lower price whenever you want!
• On top of your compensation package, you can request Flexible Pay “MediaFlex program” (a.e. Ticket Restaurant, Private Health Insurance with SegurCaixa Adeslas, …)
• Flexible working time and possibility to combine home office / presential working. Intensive workday every Friday and during summer
• The possibility to choose between 2 offices: The first one is the MediaMarkt Iberia HQ with a very attractive menu at a price. You'll eat for less than €4! And the second office is located at Pier01, in Barceloneta, right in the center of Barcelona.
• There is a training budget so you can continue developing the skills you need most to keep growing professionally and personally!
• We offer language classes: English, Spanish, and German
• On your birthday**, you won't work**! It's a day for you to enjoy without thinking about work
• You'll be working with the most cutting-edge technological stack of the moment
• Training plan
• Flexible working schedule, home office policy
• Gym
• Product discounts
• Wellness and healthy plans
• Media Flex, flexible retribution

About us

Your HR contact

Antonio López