Empleos de freelance data science engineer python sql en Barcelona

Company DescriptionCitibeats is the fastest and most efficient social intelligence and text analytics platform in the market. Citibeats organizes unstructured data via natural language processing (NLP) and machine learning. Our platform allows for the gathering of relevant information in changing social contexts, which permits public organizations and...

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...

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...

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across...

About the RoleThis is a senior leadership role on the Global Product Management Data Science team managing the Client Experience Digital Platform — the central hub where clients interact with Gartner to unlock value. Our clients are IT and business leaders worldwide, relying on the platform embedded in their workflows for critical priorities. You will lead...

About BizAwayHere at BizAway, we Deliver the Future of Travel. 😎We are a solid international company with strong ambitions and great expertise. With a focus on sustainability 🌱, on a daily basis we support companies enabling them to improve their travel management through our constantly evolving services and solutions, always characterized by our tech...

Who we are: We are a workforce on-demand company that heavily relies on tech. We integrate the complete process of selecting, hiring, and managing employees, being the first in digitizing all the steps, introducing Artificial Intelligence solutions in multiple phases, obtaining faster and higher-quality service for our clients, and great satisfaction and...

Who are we? Tripledot Studios is one of the largest independent mobile games companies in the world. We are a multi-award-winning organisation, with a global 2,500+ strong team across 12 studios. Our expanded portfolio includes some of the biggest titles in mobile gaming, collectively reaching top chart positions around the world and engaging over 25 million...

Do you love building scalable data pipelines and engineering reliable datasets? Are you excited by the opportunity to create foundational data infrastructure that powers decision-making across a complex logistics network? Do you want to work in a fast-paced environment, solving data challenges at the intersection of engineering and business impact?If this...

Eterniti is the leading operator of vacation rentals in iconic holiday destinations, led by a passion for excellence, authentic adventures, and hospitality. With over €2 billion in assets under management, we operate 800+ chalets, villas and apartments under 3 consumer brands: Emerald Stay (our 4* brand), Bo House (our 5* brand) and Verbier Exclusive (our...

Our customer is a product company with a truly global presence, specializing in mobile app monetization. They provide a platform that helps developers grow their businesses through intelligent mediation and cutting-edge data tools. The team is composed of international professionals dedicated to building history-defining solutions for the mobile...

ALDIA es una multinacional con sede central en Londres y con presencia en algunos de los principales países de la Unión Europea (Inglaterra, Suecia, España, Francia y Alemania). Nos especializamos en la consultoría tecnológica y de ingeniería. Nuestro core de actividad se centra en las áreas claves de las industrias de Seguros, Finanzas,...

We are Merlin Digital Partner, a leading consultancy specializing in IT and digital talent acquisition with over 10 years of experience. We have helped scale top companies such as Wallapop, Glovo, Banc Sabadell, and Factorial, among others.Focused on humanizing and streamlining recruitment processes, our goal is to transform companies by bringing in top...

 Descripción del puesto: Data Engineer (Hybrid - Barcelona) Join a top 5 global retail group driving innovation through data As part of a global retail powerhouse, we serve over 6 billion customers across 13,700 stores in 32 countries, supported by 575,000+ employees. Were building the future of retail through cutting-edge...

Data Consultant  The life sciences industry plays a significant role in advancing healthcare and improving the quality of life - in many cases, saving millions of lives globally. At BASE life science, this is the motivation for everything we do, aimed at pushing boundaries, seeking excellence, and making a lasting difference through consulting expertise...

What can you expect from us?Continuous Learning from Day 1: We support your personal and professional development with both time and financial resources.Strong Company Culture: Open communication, helpfulness, authentic collaboration, and a true learn-it-all mindset.Living New Work: Flexible working hours and the freedom to work hybrid from Barcelona or...

A World-Changing Company at Lifebit At Lifebit, we're driven by the mission to make complex data analysis simpler and more accessible. We empower key institutions worldwide to revolutionize their data utilization and technology integration. Lifebit is powering the world’s federated data platforms for population-scale health and life sciences. Our Federated...

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...

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 includes...

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...