Empleos de freelance data science engineer python sql en Barcelona

Our customer is a global leader in digital agreement and e-signature solutions, enabling organizations worldwide to securely manage, sign, and automate business-critical documents and workflows. They are looking for a self-motivated software engineer to join us developing storage infrastructure to organize and facilitate our business growth. Our team is the...

We're looking for a Senior Python Engineer to join our team in Barcelona, Spain, in a hybrid working mode. This role focuses on designing, developing and maintaining robust and scalable backend systems to support mission-critical business applications. You will work closely with cross-functional teams to deliver high-quality, efficient and reliable...

Accenture, reconocida como Great Place To Work®, una compañía líder mundial en servicios profesionales que ayuda a las principales empresas, administraciones públicas y otras organizaciones del mundo a desarrollar su core digital, optimizar sus operaciones, acelerar el crecimiento de sus ingresos y mejorar los servicios para los ciudadanos, creando...

¿Quiénes somos? Somos una compañía tecnológica especializada en Inteligencia Artificial, IA Generativa, Analytics, Gobierno del Dato, Cloud y arquitecturas Event Driven, pero sobre todo somos un equipo con conocimiento, criterio y muchas ganas de hacer las cosas bien. Trabajamos con talento altamente especializado, esté donde esté, y...

We are looking for a Process & Data Analyst for an important software company located in Barcelona. Responsibilities: Strong analytical and problem-solving mindset, identify business questions, performance gaps, and improvement opportunities, and translate them into clear analytical approaches. Support GTM initiatives by...

Ecolab is looking for an Intern in the European Digital Capabilities team who will participate in our Analytics and Automation projects to pursue a more efficient supply chain. This is a great chance to design, develop and implement digital solutions in supply chain and manufacturing. What Will You Do Data manipulation: Write complex SQL...

We are looking for a Process & Data Analyst for an important software company located in Barcelona. Responsibilities: Strong analytical and problem-solving mindset, identify business questions, performance gaps, and improvement opportunities, and translate them into clear analytical approaches. Support GTM initiatives by delivering...

About StarkStark builds the world's most powerful electric motorcycles. From the VARG MX to the road-legal VARG EX & SM, our bikes have won world championships and are engineered to outperform anything with a combustion engine. We're based in Sant Boi, Barcelona, growing fast (77% year-on-year), and building a team that will take us...

ALG is a leading global consultancy team with 35 years of professional experience working alongside the top players in the transport sector (operators, infrastructure developers and investors, etc.), advising them on how to better prepare to respond to strategic, capacity, infrastructure and operational challenges Currently, we are looking for an...

Role based in Barcelona 3 days at office / 2 days at home You will join a team that embraces a digital mindset and treats data as a core asset. From day one you will contribute to high-priority projects where evidence quality reproducibility and impact matter. As your solutions mature you will see them adopted across programs and scaled to deliver...

En EY, estamos preparados para afrontar el futuro con confianza, “shape the future with confidence" Nuestro objetivo es apoyarte para que alcances el éxito dentro de un entorno globalmente conectado, colaborando con equipos diversos para alcanzar grandes metas. Únete a nosotros y construye una experiencia única y un mundo mejor para todos.   La...

Department: Technology Location: Barcelona Description You think beyond RPA and design automation across systems, APIs, and data flows to solve problems end-to-end. You enjoy connecting technologies to remove manual work at scale and build smarter ways of working. Ready to help shape the future of hyperautomation at Scan-IT? At Scan-IT, we are evolving...

Department: Technology Location: Barcelona Description You enjoy finding smarter ways of working and turning manual processes into efficient, automated solutions. You solve problems, improve workflows, and build tools that make a real difference for users and teams. Ready to help drive automation across a global business at Scan-IT? At Scan-IT, we use...

Title: AI Machine Learning Engineer Client: Chemical Industry Location: Barcelona About Us At Visium, we partner with leading enterprises to define their AI & Data strategy, execute large-scale transformations, and integrate AI across operations, securing their organization's future. Leveraging our expertise in strategy, cloud platform engineering, and...

Title: Senior AI Machine Learning Engineer Client: Chemical Industry Location: Barcelona About Us At Visium, we partner with leading enterprises to define their AI & Data strategy, execute large-scale transformations, and integrate AI across operations, securing their organization's future. Leveraging our expertise in strategy, cloud platform engineering,...

Mission Build and deploy a wide range of AI solutions end-to-end: forecasting algorithms, classification and regression models, LLM-powered tools, AI agents, or any technique best suited to the problem at hand. Own the full lifecycle of every solution: from design and implementation through production deployment, monitoring, and continuous improvement based...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second, replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. We need you to help us keep our...

Job Description: Machine Learning Engineer, Personalization Dow Jones   Job Location: Barcelona   About the Team: Our Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting-edge solutions, we shape the digital landscape for our customers, readers and users. From...

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 are...

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 are...