Experienced Data Engineer - Retail Media (M/F/D)

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). Data Quality & Harmonization: Experience normalizing metrics across platforms with differing attribution windows, currencies, time zones, and taxonomies; building reconciliationchecks against platform-reported figures; and handling schema drift, late‑arriving data, …