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Principal Data Engineer designs and evolves a scalable AWS-based data platform using Terraform, Apache Iceberg, dbt, and Glue/Athena to support AI products, analytics, and governance across global teams.
Builds and maintains ETL pipelines with Pentaho and SQL to load and transform data for BI reporting and business insights in a hybrid role based in Barcelona.
Build and maintain full-stack applications for private banking using Java, React, TypeScript, and Kubernetes in a DevOps-centric team.
Senior Data Engineer builds and scales data pipelines from Postgres/MongoDB to analytics warehouse, shapes the semantic layer, and mentors BI/Data teams for a high-traffic media company.
Builds Java/Angular apps and AI-driven microservices for an international team in Málaga.
Build AI-powered web apps and scalable backends using Node.js, Python, and AI integrations for a global tech company in Madrid.
Build and maintain cloud-native data pipelines on GCP, enabling analytics and AI use cases with scalable ETL/ELT workflows and data models.
Build and own a full-stack customer-insights platform that ingests unstructured feedback, runs AI models, and surfaces actionable insights for product, marketing, and sales teams.
Designs and executes AI-focused test cases in Python, debugs model failures, and builds robust functional tests for an AI-driven product.
Builds scalable back-end services in .NET Core and front-end features in React/TypeScript for a healthcare case management platform that enables personalized patient care.
Build and scale AI-powered developer tools that answer thousands of technical questions daily using Python, React, and RAG engines.
Lead a small team to build and scale a computer-vision platform for textile quality control using React, Python, C#/.NET, and AWS, balancing hands-on coding with technical leadership.
Build and optimize a React-based clinical data dashboard with Supabase backend, focusing on performance and data visualization for biomedical research.
Build and optimize T-SQL ETL pipelines and Power BI dashboards to deliver data-driven insights for a fintech company in Madrid.
Builds client-side features and scalable backend APIs for contextual advertising tools using modern full-stack technologies.
Build and enhance web and mobile features for a product used by millions, using ReactJS and NodeJS.
Designs and maintains scalable data pipelines while collaborating with analytics and data science teams using Python and SQL.
Lead the Salesforce ecosystem, managing releases, deployments, and quality assurance while developing with Apex, LWC, and DevOps practices.
Lead a team to design and build full-stack applications using JavaScript, React, and cloud technologies while mentoring engineers and enforcing best practices.
Builds and maintains data pipelines in Python and SQL to feed business teams (sales, marketing, finance, logistics) with clean, validated data and Power BI dashboards.
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