freelance data science engineer python sql

10,000 ofertas de empleo de freelance data science engineer python sql en España. Encuentra ofertas actualizadas diariamente de los principales portales de empleo.

  • Data Scientist

    Hace 3 días


    Valencia, Comunidad Valenciana, España Mindrift Jornada completa

    Overview Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. What This Opportunity Involves While each project involves unique tasks, contributors may: Design original computational data science...

  • Data Engineer

    Hace 5 días


    Sevilla, Metropolitana de Sevilla (comarca); Provincia de Sevilla; Andalucía, España CareerWallet Jornada completa

    Atención, amante de la tecnología! Si eres una persona curiosa, creativa y con pasión por la innovación, ¡esta oportunidad es para ti!¿Tiene las cualificaciones y habilidades adecuadas para este trabajo? En nuestro equipo, buscamos mentes inquietas como la tuya, dispuestas a formar parte de Comunidades tecnológicas donde construir conjuntamente....

  • Data Engineer

    Hace 5 días


    Sevilla, Metropolitana de Sevilla (comarca); Provincia de Sevilla; Andalucía, España CareerWallet Jornada completa

    Atención, amante de la tecnología! Si eres una persona curiosa, creativa y con pasión por la innovación, ¡esta oportunidad es para ti!¿Tiene las cualificaciones y habilidades adecuadas para este trabajo? En nuestro equipo, buscamos mentes inquietas como la tuya, dispuestas a formar parte de Comunidades tecnológicas donde construir conjuntamente....


  • Humanes de Madrid, Madrid, España Client Server Jornada completa

    Data Engineer (Python, SQL, Azure Databricks) Madrid onsite to €130,000 is a role with an investment management startup backed by a hedge fund client and strong growth potential.Based in Madrid, you will migrate the core data platform to Azure, manage 3rd party data ingestion, and collaborate with a small team to improve data quality and enable event...


  • Spain Mindrift Trabajo remoto Jornada completa

    DescriptionMindrift is looking for highly skilled Vibecode specialists to join the Tendem project (https://tendem.ai/) and drive specialized data scraping workflows for real-world use cases. Mindrift is looking for highly skilled Senior Python Data Scraping Engineers to join the Tendem project and drive specialized data scraping workflows for real-world...


  • Barcelona, Cataluña, España Mindrift Jornada completa

    This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What...


  • Barcelona, Cataluña, España Mindrift Jornada completa

    A leading AI technology firm is seeking a Data Science AI Trainer to design complex data science problems for AI projects. The role requires a Master's or PhD in a quantitative field and over 5 years of experience. Candidates should be proficient in Python and statistical analysis and have expertise in GenAI technologies. This is a fully remote, part-time...


  • Barcelona, España Doctoralia Spain Jornada completa

    Doctoralia, plataforma global líder en salud digital, busca un Migration Specialist / Data Entry para depurar y migrar bases de datos históricas de clínicas y médicos privados hacia nuestro software SaaS.Asegúrese de leer la descripción completa a continuación y, si confía en que cumple todos los requisitos, envíe su solicitud de inmediato.Serás...


  • Humanes, Castille-La Mancha, España Client Server Jornada completa

    Data Engineer (Python SQL Azure Databricks) Madrid onsite to €130,000Do you have a first class education combined with Data Engineering skills?You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive growth potential.As a Data Engineer you'll be...


  • Humanes, Guadalajara, Campiña de Guadalajara (comarca); Provincia de Guadalajara; Castilla-La Mancha, España Client Server Jornada completa

    Data Engineer (Python SQL Azure Databricks) Madrid onsite to €130,000 Do you have a first class education combined with Data Engineering skills? You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive growth potential. As a Data Engineer you'll be...


  • La Mancha (comarca), Provincia de Ciudad Real; Castilla-La Mancha, España Client Server Jornada completa

    Data Engineer (Python SQL Azure Databricks) Madrid onsite to €130,000 Do you have a first class education combined with Data Engineering skills? You could be progressing your career at a start-up Investment Management firm that have secure backing, an established Hedge Fund client as a partner and massive growth potential. As a Data Engineer you'll be...


  • Madrid, Community of Madrid, España Mindrift Jornada completa

    A leading AI technology firm is seeking a Data Science AI Trainer to design complex data science problems for AI projects. The role requires a Master's or PhD in a quantitative field and over 5 years of experience. Candidates should be proficient in Python and statistical analysis and have expertise in GenAI technologies. This is a fully remote, part-time...

  • Data Scientist

    Hace 2 días


    Valencia, Comunidad Valenciana, España Mindrift Jornada completa

    Overview Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. What This Opportunity Involves While each project involves unique tasks, contributors may: Design original computational data science...


  • Madrid, Community of Madrid, España Mindrift Jornada completa

    This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency.At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI.What We...

  • Data Scientist

    Hace 5 días


    Madrid, Community of Madrid, España Mindrift Jornada completa

    Overview Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.What This Opportunity Involves While each project involves unique tasks, contributors may:Design original computational data science problems...

  • Data Engineer

    Hace 3 días


    País Vasco, País Vasco, España Atmira Jornada completa 45.000 € - 65.000 € Por obra

    atmira busca perfiles técnicos para desarrollar y mantener pipelines de ingesta y transformación de datos, con foco en AWS, S3 y Redshift. Colaborarás en ETL/ELT, construcción de datamarts y código SQL, aportando soluciones de negocio en entornos modernos.Formarás parte de un equipo dinámico, con metodología híbrida, horarios flexibles y...

  • Data Engineer

    Hace 3 días


    , país vasco, spain, país vasco Atmira Jornada completa

    atmira busca perfiles técnicos para desarrollar y mantener pipelines de ingesta y transformación de datos, con foco en AWS, S3 y Redshift. Colaborarás en ETL/ELT, construcción de datamarts y código SQL, aportando soluciones de negocio en entornos modernos.Formarás parte de un equipo dinámico, con metodología híbrida, horarios flexibles y...


  • Madrid, Area Metropolitana (comarca); Comunidad de Madrid, España CAS Training Jornada completa 38.000 € - 40.000 € Temporal

    Cas Training, empresa de referencia con más de 20 años de experiencia en consultoría tecnológica, outsourcing y formación especializada, selecciona a un/a Senior Data Engineer para un importante proyecto en modalidad híbrida en Madrid. Funciones: Al menos 4 años de experiencia con Pyspark y SQL Al menos 4 años de experiencia con AWS ...

  • Data Engineer

    Hace 3 días


    Bilbao, España atmira Jornada completa

    atmira busca perfiles técnicos para desarrollar y mantener pipelines de ingesta y transformación de datos, con foco en AWS, S3 y Redshift.Por favor, lea detenidamente la información de esta oferta de empleo para entender exactamente qué se espera de los posibles candidatos.Colaborarás en ETL/ELT, construcción de datamarts y código SQL, aportando...


  • Madrid, Comunidad de Madrid, España Client Server Jornada completa 117.000 € - 143.000 € Por obra

    Client Server is hiring a Data Engineer in Madrid to transition the core data platform to Azure, manage third‑party data ingestion, and introduce streaming capabilities.You will join a small team, work with Python, SQL, Spark, PySpark and Pandas, and collaborate with an Investor Hedge Fund partner as the company scales.This onsite role offers a salary up...