Senior Data Engineer | Relocation to Malaga, Spain (NXJ-102)

We’re looking for a Senior Data Engineer to join the client’s team — someone who can design and build the data pipelines and storage layers that power AI-driven decision-making. In this role, you’ll help create the “data brain” behind intelligent agents that support e-commerce operations, enabling fast and accurate actions across inventory, pricing, deals, and more.You’ll work in a small, high-performing team and take ownership of building scalable, reliable, and production-ready data foundations that help the product move with speed and precision.This is a hybrid role based in Malaga, Spain, presenting a relocation opportunity for candidates eager to advance their career in an international and dynamic environment.ResponsibilitiesBuilding and maintaining ETLsDeveloping and maintaining data pipelines across the companyIntegrating new data sources, APIs, and reportsOrganizing and storing data efficiently in databasesWorking with SQL-based systems (and NoSQL as a plus)Supporting the Data Science team by bringing machine learning models into productionBuilding backend infrastructure to support ML workflowsEnsuring scalable and reliable deployment of models and data workflowsRequirements5+ years of hands-on coding experience, with Python as your primary languageAWS Serverless Expert: Extensive experience with Lambda, Step Functions, S3, and API GatewayThe Data Stack: Proficient with AWS Glue (Serverless Spark) and Athena for scalable ETL and queryingExpert SQL & Modeling: Ability to design schemas for both relational (RDS) and analytical (Data Lake) workloadsAPI Ingestion: Experience wrangling data from external APIs (Amazon SP-API or Shopify experience is a massive plus)Product Mindset: You don’t just build pipelines; you understand why the data matters for the end userBias for Action: You’re a fast learner, a clear communicator, and someone who gets things doneWhat we offerCompetitive salary and benefits packageMedical insuranceTop equipment kitCollaborative and innovative work environmentCareer growth and development opportunitiesA chance to work with a talented and driven team of professionalAbout the projectOur client is a European technology powerhouse shaping the future of digital commerce. Their mission is to make online business management smarter, faster, and fully automated. By combining deep data expertise with intelligent software, they build autonomous agents that continuously optimise key business processes — from pricing and advertising to inventory and operations — all in real time.Behind the scenes, their team of engineers, data scientists, and product experts is redefining how technology and data work together at scale. It’s a place where innovation meets real-world impact, where cutting-edge AI systems learn, adapt, and drive growth for hundreds of online stores worldwide.