Empleos de freelance data science engineer python sql en Barcelona

Descripción del puesto / Funciones Buscamos un/a Data Engineer con experiencia en entornos cloud para el desarrollo, despliegue y mantenimiento de pipelines de datos (ETL/ELT) en Azure y Databricks. Formarás parte de un equipo de datos colaborativo, trabajando junto a arquitectos, analistas y científicos de datos en la construcción de soluciones...

Join to apply for the Data Analyst role at CareerwiseLocations: Barcelona, SpainEmployment Type: ContractExperience: 7+ years (Hands‑on)Day Rate – €280 to €300 per dayA large company requires a Data Analyst to join a team of data experts delivering cutting‑edge, cloud‑native data solutions that will support decision‑making and innovation across...

The Knot Worldwide is seeking a Senior Data Engineer to join our Data team. You will design and lead end-to-end data pipelines, enabling trusted analytics and scalable ML/AI capabilities for Product, Marketing, and Revenue domains.You will leverage dbt, Airbyte, and Airflow, with SQL and Python at the core, collaborating with stakeholders and other data...

WHAT WE DO MATTERS:At The Knot Worldwide, we champion celebration - and that starts with celebrating our people. Our employees are passionate dreamers, thoughtful doers, and lifelong learners who power meaningful moments for millions around the world. We’re united by authentic connection, shared purpose, and a deep commitment to the global community we...

Fundación Adecco busca un/a Data Scientist/Engineer para unirse al equipo de AI en una aseguradora líder. Deberás diseñar y desplegar modelos de ML, desarrollar soluciones de IA y soluciones basadas en LLMs, y construir pipelines de datos robustos en AWS SageMaker.Se requiere experiencia en Data Science/ML, dominio de Python y SQL, y capacidad para...

If you are ready to lead the total reinvention of the company through technology and data, you have an opportunity to join the Accenture team and change the future of our clients and society. You will have the opportunity of being part of a highly specialized team, working for our top clients in the evolution of their core systems and the implementation of...

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...

Data Engineer (m/f/d)Barcelona (Híbrido) | Data / Big Data | Entorno internacionalSobre la oportunidadDesde Qtech estamos colaborando con una compañía internacional líder de origen alemán, uno de los mayores grupos empresariales de Europa, con actividad en retail, alimentación, producción industrial y sostenibilidad.Con millones de clientes y...

Tripledot Studios is seeking a Data Engineer to power product analytics across the company. You will develop data pipelines, data models, and data infrastructure, collaborating with BI, Data Science, backend and product teams to deliver reliable, well-tested data solutions.You will work on monetisation analytics, A/B test analytics and AI-enabled data...

As one of our Games Data Scientists you will be the business facing mastermind who helps turn business questions into actionable insights. You research and analyze player behaviour, and come up with recommendations. Data Scientists do this by listening to team members, understanding context and challenging business ideas. Data Scientists use diverse...

Who we are Want to make an impact? Join our pack and come work (and play!) with us. We believe everyone deserves the unconditional love of a pet—and at Rover, our mission is to make it easier to experience that love. Founded in 2011, the Rover app and website connect dog and cat parents with loving pet sitters and dog walkers in neighborhoods across the...

At Lighthouse, we’re on a mission to disrupt commercial strategy for the hospitality industry. Our innovative commercial platform takes the complexity out of data, empowering businesses with actionable insights, advanced pricing tools, and cutting‑edge business intelligence to unlock their full revenue potential. Backed by $370 million in series C...

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...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

Responsibilities Análisis del uso que hace el cliente de los datos y estrategia de negocio. Detección de oportunidades de explotación de sus datos y de datos externos con alto impacto en su negocio. Exploración y análisis de datos, identificación de variables relevantes para resolver retos concretos. Estudio y modelización de la estructura global de...

Fliff unpacks sports gaming into social, free‑to‑play games for all types of sports fans. We've built a social sports gaming experience that allows users to compete for leaderboard positioning, to achieve badges and build their status within the game. We are pioneering play‑for‑fun sports gaming, with our flagship social sportsbook experience that...

At Joko, we help consumers shop smarter. Our mission is to revolutionize shopping, empowering people to find what they need, make informed decisions, and save money. Founded in Paris, Joko is a tech company and certified B Corp with over 105 talents across Paris, Barcelona, and New York (and beyond). More than 6 million users already save money every day at...

Responsibilities Participar en el diseño y definición de la base de datos analítica que integre múltiples fuentes internas y externas (CRM, Plataforma de pago, partners, entre otras). Automatizar y monitorizar procesos ETL para garantizar la integridad, limpieza y disponibilidad del dato. Preparar datasets optimizados que faciliten la toma de decisiones...

Yuki & The Yuki Way Hi there, welcome to Yuki! As a vibrant, international IT scale-up, we support accountants, businesses, and entrepreneurs in handling their accounting more efficiently, simply, and enjoyably. And to make that possible? Well, we’re looking for kick‑ass colleagues to complete our ambitious, cheerful, and lively team of top...

Buscamos un/a Data Scientist con sólidos conocimientos en machine learning, modelado matemático y optimización para una de las empresas con las que colaboramos en Joppy.La misión es desarrollar y mejorar el motor de compras inteligente utilizado por nuestros clientes. Este motor es el núcleo de nuestra plataforma y automatiza decisiones clave de...