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
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
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
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
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




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
MediaMarktSaturn is Europe's leading consumer electronics retailer. It sees itself as a partner, daily companion and navigator for its customers in the digital world. Its over 1,000 MediaMarkt and Saturn stores are closely integrated with their online shops. MediaMarktSaturn Technology is working on making Europe's number one consumer electronics retailer the technology leader in its sector. 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.
Technology Hub located in Barcelona , is one of the service units of MediaMarktSaturn Technology to deliver adequate staffing and engineering skills for the agreed deliveries of the global deployment plan for the entire group.
(*) Research shows that women and people from underrepresented groups are less likely to apply if they don’t meet all the criteria. Ticket Restaurant, Private Health Insurance with SegurCaixa Adeslas , …)
Adaptable working time and possibility to combine home office / presential working. Intensive workday every Friday and during summer
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!
English, Spanish, and German
It’s a day for you to enjoy without thinking about work
Media Markt Saturn Th Services Barcelona
Department:HQ - IT
Entrylevel:Type of Employement:Full Time
Persona:Job Requisition Tech Employee
#

📌 Experienced Data Engineer - Retail Media (m/f/d) (La Coruña)
🏢 MEDIA MARKT ESPAÑA
📍 La Coruña