Empleos de freelance data science engineer python sql en Barcelona

Job Reference 397_26_AII_S_RE2 Position Research Engineer – Language Models for Science (RE2) Closing Date Monday, 31 August, 2026 Reference: 397_26_AII_S_RE2 Job title: Research Engineer – Language Models for Science (RE2) About BSC The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading...

Job Reference 398_26_AII_S_RE3 Position Research Engineer – Language Models for Science (RE3) Closing Date Monday, 31 August, 2026 Reference: 398_26_AII_S_RE3 Job title: Research Engineer – Language Models for Science (RE3) About BSC The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading...

About the roleThe Senior Manager Data Engineer will be responsible for designing, developing, and maintaining scalable data pipelines and architectures. The role involves working closely with data Owners, IT, analysts, and business stakeholders to ensure data availability, quality, and accessibility for analytics, reporting, and advanced data use cases....

About the roleThe Senior Manager Data Engineer will be responsible for designing, developing, and maintaining scalable data pipelines and architectures. The role involves working closely with data Owners, IT, analysts, and business stakeholders to ensure data availability, quality, and accessibility for analytics, reporting, and advanced data use cases....

En SDG Group somos líderes globales en Big Data, Business Intelligence, Analytics e Inteligencia Artificial. Desde 1994 hemos acompañado a la mitad del IBEX-35 y a algunas de las compañías más destacadas a nivel internacional en su transformación digital, convirtiendo los datos en soluciones de alto impacto gracias a nuestras alianzas estratégicas...

Imagínate en Ogilvy. Imagina que puedes hacer crecer a las marcas y su impacto positivo en la sociedad de una forma creativa y relevante. Y que, además, también creces tú. En Ogilvy esa es nuestra misión. Y lo hacemos incorporando a personas creativas, estratégicas, valientes, disruptivas, curiosas, detallistas, proactivas, entusiastas, analíticas,...

Who are we?Novicap is an end-to-end working capital solutions provider focused on enabling CFOs/Finance teams of SMEs to pay their suppliers and collect from their customers. This includes short-term credit (factoring, supply chain finance and loans) and payment automation solutions.With offices in Barcelona and Madrid, we are looking for a Data Engineer...

Ready to break the data paradigm? If you thrive on solving real-world challenges with advanced analytics and crave a dynamic environment at the intersection of science and technology, it’s your moment.We're looking for a Data Scientist/Analyst ready to own the implementation and optimization of cutting-edge RAG pipelines and integrate advanced vector...

Who We Are At Kyndryl, we run and reimagine the mission-critical technology systems that drive advantage for the world’s leading businesses.  We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that...

Senior Data Engineer - Performance Marketing As you contemplate your future, you might be asking yourself, what’s the next step? Start your journey with us! We're seeking an experienced Senior Data Engineer to join our Performance Marketing Technology Team in Barcelona to drive the evolution of our marketing data ecosystem. Our mission is to build and...

  Work Your Magic with us!     Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for...

We Are Waiting for You     Hi there!   I am Laura, the recruiter for this position. Nice to meet you!   First, a little bit about what I like the most about working at TDC: The environment here is incredibly collaborative and innovative. Our tech-driven mindset fosters continuous learning and growth, creating an atmosphere where everyone can thrive....

Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are a fully transparent platform built with top technology, countless programmatic management features and powerful machine learning algorithms to help advertisers grow their business at scale. We...

Smadex is a leading advertising technology company founded in Barcelona in 2011 and sold to American-based and stock-listed Entravision in 2018 (NYSE::EVC). We are one of the top mobile ad-tech companies in the world and the largest Demand Side Platform (DSP) based in Europe, with our revenues over +$100M and consistently growing +40% YoY over the past...

About HappyRobotHappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate through voice and email - they make decisions, take action, and run operations autonomously across entire enterprise systems. Born in Y Combinator (S23) and backed by a16z, Base10, Prysm Capital and Eurazeo with over...

Company DescriptionBHFT is a proprietary algorithmic trading firm. Our team manages the full trading cycle, from software development to creating and coding strategies and algorithms. Our trading operations cover key exchanges. The firm trades across a broad range of asset classes, including equities, equity derivatives, options, commodity futures, rates...

🎯Data Engineer Senior (Azure & Databricks) – Sector Seguros Ubicación: Un día presencial en oficina de Barcelona Buscamos perfiles de Data Engineers para unirse a un proyecto estratégico de larga duración en el sector de los seguros. Se trata de un proyecto desde cero de migración y construcción de una plataforma de datos moderna utilizando el...

Labhouse is a fast-growing startup that builds, launches, and scales its own AI & Productivity Apps, operating under a subscription-based business model.Based in Barcelona, Labhouse was founded by Andrés Bou and Horacio Martos (Co-Founders of SocialPoint).We operate at the intersection of mobile technology, AI, and product-driven growth, with a strong focus...

The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster, read more, and remember more. Speechify’s text-to-speech reading products...

About Qbeast We're redefining how the world works with big data. At Qbeast, we believe in transforming the way the tech world processes and analyzes data. Data has become the lifeblood of modern activities, and its importance grows daily with the rise of cutting-edge AI workloads. The demand for efficient, cost-effective, and scalable data solutions has...