Empleos de freelance machine learning developer python en Barcelona

Job descriptionYour mission You will be responsible for co-leading, designing, and implementing artificial intelligence and new technology projects, with the goal of optimizing processes, improving operational efficiency, and delivering strategic value to the organization. You will work closely with business, digital, and data teamsto ensure the adoption...

Traveltechessentialist in Barcelona is seeking a Machine Learning Software Engineer to connect complex data pipelines with user-facing software. The ideal candidate will have a robust background in software development, particularly in Python, PostgreSQL, FastAPI, and AWS services. This role offers full-time hours in a hybrid work model, balancing remote...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

Description Are you a MS or PhD student interested in a 2026 internship in the field of machine learning, deep learning, generative AI, large language models, speech technology, robotics, computer vision, optimization, operations research, quantum computing, automated reasoning, or formal methods? If so, we want to hear from you! We are looking for students...

About Mirantis Mirantis is the Kubernetes-native AI infrastructure company, enabling organizations to build and operate scalable, secure, and sovereign infrastructure for modern AI, machine learning, and data-intensive applications. By combining open source innovation with deep expertise in Kubernetes orchestration, Mirantis empowers platform engineering...

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...

Link is a pillar in the Veeva system landscape that envisions Connecting life sciences and key people to improve research and care. Our product offers real-time academics, social, and medical data to build comprehensive profiles. These profiles help our life-science industry partners find the right experts to accelerate the development and the adoption of...

En Prenomics ayudamos a nuestros clientes a tomar mejores decisiones gracias a sus datos. Buscamos un perfil capaz de entender el negocio, explorar la complejidad del dato y construir soluciones end-to-end que generen impacto tangible — desde la integración y curación de datos hasta modelos predictivos y visualizaciones con herramientas de BI. Todo ello...

Dow Jones in Barcelona is seeking a Senior Machine Learning Engineer to own end‑to‑end MLOps, with a strong focus on LLMOps and deployment strategies. You will work with data scientists, engineers, and product teams to deliver scalable ML solutions.The role requires hands‑on experience with Python, SQL, TensorFlow/PyTorch, and cloud platforms, plus a...

Overview CHAMP Cargosystems provides the most comprehensive range of integrated IT solutions and distribution services for the air cargo transport chain. The portfolio spans core management systems, messaging services, and eCargo solutions, including applications supporting customs and security requirements, quality optimization, e‐freight, and mobility...

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 attitude...

Únete a RocaSalvatella como Social Insights Analyst! RocaSalvatella somos una consultora de referencia en transformación digital, innovación y negocio. Acompañamos a grandes organizaciones en su adaptación al entorno digital, combinando estrategia, tecnología y talento para generar impacto real y sostenible. Creemos en la cocreación con el cliente, la...

130 years of trust, time to shape what's next. Allianz Group is one of the world's leading insurers and asset managers - built on over a century of stability, expertise, and financial strength. Allianz Services is where that legacy meets the future. 8,200+ people. Eight countries. Three continents. We deliver specialized services to clients within Allianz...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

Company Overviewteam.blue is the market leader in enabling digital success for small and medium-sized businesses (SMBs) across Europe, catering to over 3 million customers in 25+ languages. Our mission is to make online business success simpler, by providing our customers with all the tools and resources they need to excel online and remain ahead of the...

We are Merlin Digital Partner! A leading IT and Digital headhunting company who stands out from the crowd, boasting over a decade of experience. We've successfully collaborated and played a pivotal role in the growth of industry heavyweights such as Wallapop, Glovo, Banc Sabadell, and Duracell, among others.Our emphasis lies in people-centric approaches...

AI Engineer Terrassa (Barcelona) | Modalidad híbrida (3 días oficina / 2 teletrabajo)¿Quiénes somos? En MESAI desarrollamos una plataforma de Inteligencia Artificial que ayuda a empresas industriales a transformar sus datos en decisiones que mejoran la productividad, optimizan procesos y generan un impacto real en el negocio. Nuestro objetivo es...

AI Engineer Terrassa (Barcelona) | Modalidad híbrida (3 días oficina / 2 teletrabajo)¿Quiénes somos? En MESAI desarrollamos una plataforma de Inteligencia Artificial que ayuda a empresas industriales a transformar sus datos en decisiones que mejoran la productividad, optimizan procesos y generan un impacto real en el negocio. Nuestro objetivo es...

Arquitecto/a de Datos - Banca y Lakehouse 🏦En Shakers colaboramos con una entidad financiera de referencia en España para incorporar un/a Arquitecto/a de Datos que lidere la evolución de su ecosistema de datos corporativo. Proyecto remoto con impacto directo en las capacidades analíticas, regulatorias y de inteligencia artificial de la entidad.El...