1,880 ofertas de freelance data science en toda España.

... or educational experience in linguistics, education, or another field requiring strong linguistic attention to detail. - Previous hands-on experience in human data evaluation, data annotation, or a related quality assurance activity. - Verified English proficiency at C1 or C2 level. - Native‑level proficiency in the target ...

... comprehension. - Assess the model’s ability to understand and work with basic programming concepts, including JSON structures, functions, methods, and structured data. - Identify weaknesses in conversational accuracy, clarity, reasoning, and adherence to task requirements. - Generate diverse, high-quality evaluation datasets ...

... must be fluent in Spanish and able to work Spanish business hours, while contributing to technical delivery, debugging and system improvements. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "contrato", "text": "Contrato", "categoryName": "Type of employment"}, {"name": "trabajo_remoto", ...

... Latinoamérica. - Autonomía para proponer y ejecutar, con poca burocracia. [{"name": "aprendiz", "text": "Aprendiz", "categoryName": "Type of employment"}, {"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}]

... "aprendiz", "text": "Aprendiz", "categoryName": "Type of employment"}, {"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "empleo_permanente", "text": "Empleo permanente", "categoryName": "Type of employment"}, ...

Grupo Arestora busca un/a CONSULTOR/A DE RRHH freelance para colaborar en proyectos de mejora de los recursos humanos de empresas cliente situadas en la zona de Barbanza, Galicia. Se ofrece colaboración freelance con posibilidad de continuidad según proyectos y participación en un programa de desarrollo profesional dentro ...

... "por_hora", "text": "Por hora", "categoryName": "Salary_Payment"}, {"name": "contratista", "text": "Contratista", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "trabajo_remoto", "text": "Remoto", "categoryName": "Working conditions"}, {"name": ...

... "text": "Pr\u00e1ctica", "categoryName": "Type of employment"}, {"name": "autonomo", "text": "Aut\u00f3nomo", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "8_horas", "text": "8 horas", "categoryName": "Type of employment"}, {"name": "trabajar_en_la_oficina", ...

... invierno", "categoryName": "Type of employment"}, {"name": "trabajo_de_verano", "text": "Trabajo de verano", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "tiempo_completo", "text": "Tiempo completo", "categoryName": "Type of employment"}, ...

... invierno", "categoryName": "Type of employment"}, {"name": "trabajo_de_verano", "text": "Trabajo de verano", "categoryName": "Type of employment"}, {"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "tiempo_completo", "text": "Tiempo completo", "categoryName": "Type of employment"}, ...

... position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an Arabic (Gulf) Language Expert – Freelance AI Trainer Project based in Spain. We are seeking an Arabic (Gulf) Language Expert to help shape the next generation of artificial intelligence through specialized ...

Snappr is seeking photographers in Roquetas de Mar for paid shoots on a flexible basis. You’ll choose your own schedule as bookings match your availability, making it easy to fit this work around another job, studies, or a personal business. Shoots span food, product, events, portraits, real estate, and more.

Snappr Inc. is seeking photographers in Salamanca to cover paid shoots on a flexible, freelance basis. There are no fixed hours; bookings match your availability, so work fits around other commitments. Shoots span food, product, events, portraits, and real estate, with on-location or studio-style setups. You will review ...

idealista busca colaboradores freelance para realizar servicios de fotografía en Granada. Si te apasiona la fotografía y estás dado/a de alta como autónomo, esta es tu oportunidad para trabajar con visitas virtuales, videos HD y books de fotos de viviendas. Se requiere residencia en Granada, equipo propio y contrato mercantil ...

... Lea la descripción completa del puesto a continuación. #J-*****-LjbffrHay opciones de teletrabajo/trabajo desde casa disponibles para este puesto. [{"name": "freelance", "text": "Freelance", "categoryName": "Type of employment"}, {"name": "trabajar_desde_casa", "text": "Desde casa", "categoryName": "Working conditions"}, ...

Auctane is seeking a Data Engineer in Madrid to design, build, and operate data pipelines and analytics solutions. You will collaborate with cross-functional teams to implement the ShipStation Global data strategy and enable value extraction from large datasets. You will contribute to the data platform architecture, ensure ...

Timestamp busca un/a SAS Data Analyst para un proyecto de larga duración. Se requiere experiencia en programación SAS, diseño e implementación de procesos ETL y participación en proyectos de Data Warehouse y Data Marts. El candidato debe poseer certificaciones SAS y experiencia con SAS Data Management y SAS Data Integrator ...

Xenon7 is seeking a Data Enablement Engineer to design, build, and operate the trusted datasets, semantic models, and embedded AI experiences that enable Finance users to interact with governed data in natural language. This data platform engineering role focuses on building a robust data foundation, semantic layers, and ...

... specialty chemistry and biotechnology, seeks an Enterprise Data Architect to shape the company’s digital future from Barcelona, Spain. You will define scalable data architectures and enable AI-led analytics across IT and business teams. You will design modern data platforms, governance, and secure data access while partnering ...

... will work collaboratively to empower domain teams and ensure embedded quality throughout the data lifecycle. An ideal candidate should possess deep expertise in data quality management and GCP services, with a minimum of 5 years of relevant experience. This position offers a remarkable opportunity for influencing data-driven ...