> Markdown version of [/jobs/ext/1379402-data-engineer](https://www.wearedevelopers.com/jobs/ext/1379402-data-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer - **Company:** Schwarz Digits - **Location:** Barcelona, Spain - **Salary:** €60,000.0 - €90,000.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Data Architecture, Apache Hive, Python (Programming Language), Machine Learning, Microsoft SQL Server, MongoDB, SQL Databases, Apache Spark, Kubernetes, Cassandra, Apache Kafka - **Published:** July 22, 2026 - **Apply:** https://www.jobleads.com/es/job/e65e2edd8aff893e57f197a324f220186 ## About the Role Required skills include Python, SQL, Spark, Kafka, Kubernetes, Hive, and experience with SQL Server and MongoDB/Elk/Cassandra. Agile experience and a passion for learning are essential in this collaborative, multilingual ## Description Schwarz Digits seeks a Data Engineer to craft scalable data solutions in Barcelona, Spain. You will build and optimize batch and real-time pipelines, develop ML-driven features, and work closely with stakeholders to translate business needs into robust data architectures. ## Related Videos - [Maximising Cassandra's Potential: Tips on Schema, Queries, Parallel Access, and Reactive Programming](https://www.wearedevelopers.com/videos/1167-maximising-cassandra-s-potential-tips-on-schema-queries-parallel-access-and-reactive-programming) - [Understanding Kubernetes in a visual way](https://www.wearedevelopers.com/videos/100085-understanding-kubernetes-in-a-visual-way) - [40 Minutes to Build a Serverless COVID-19 REST and GraphQL APIs](https://www.wearedevelopers.com/videos/208-40-minutes-to-build-a-serverless-covid-19-rest-and-graphql-apis) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Accelerating GenAI Development: Harnessing Astra DB Vector Store and Langflow for LLM-Powered Apps](https://www.wearedevelopers.com/videos/966-accelerating-genai-development-harnessing-astra-db-vector-store-and-langflow-for-llm-powered-apps) - [Building Real-Time AI/ML Agents with Distributed Data using Apache Cassandra and Astra DB](https://www.wearedevelopers.com/videos/782-building-real-time-ai-ml-agents-with-distributed-data-using-apache-cassandra-and-astra-db) ## Related Articles - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production)