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- ...solutions, and are looking for Contract Freelancing opportunities in a multinational environment... ...organizations. # Proficiency in Python, R, or Scala , and strong expertise in... ...Barcelona (Hybrid/Remote within Spain) Freelance | Full-time (160 hours/month) 6-12 months...FreelancePythonContratistaAutónomoTiempo completoInterinoContratoRemotoTrabajo híbrido
Robert Walters Spain
Barcelona16 horas atrás - ...Data Scientist – Customer Behavior (Freelance, 12 meses)Estamos buscando un/a Data Scientist con experiencia en análisis de comportamiento... ...Microsoft Fabric . Conocimientos sólidos en SQL, PySpark y Python . Experiencia o afinidad con sectores hospitality, turismo o...FreelancePythonEmpleo permanenteContratoTrabajo híbrido
Robert Walters Spain
Barcelona2 días atrás - ...Good understanding of backend technologies (Node.js required; Python/FastAPI is a plus) ~ Experience with component libraries , design... ...or other regulated environments What We Offer ~ Full-time freelance mission ~3-month contract, renewable depending on performance...FreelancePythonTiempo completoContrato
Jordan martorell s.l.
Barcelona4 días atrás - ...and iterate on machine learning models and mathematical-programming approaches. Prototype → Production: Write clean, tested Python code, review peers’ work, and deploy services through our CI/CD pipeline. Monitor & improve performance: Profile algorithms,...PythonTrabajar en la oficinaTrabajo híbridoFin de semana
Volotea Alaeo SL
Barcelona16 horas atrás - ...you’re looking for a permanent gig or prefer the flexibility of freelance work, we’d love to hear from you. What You’ll Be Doing and... ...scalable backend and frontend systems. Working with Node.js, Deno, Python, Rust, PHP as well as Vite, Vue3, and MongoDB to build powerful...FreelancePythonEmpleo permanenteRemotoHorario flexible
BoraBora GmbH
Barcelona1 día atrás - ...Physics or related quantitative field. Strong prior experience in data science roles focused on production-ready solutions. Strong Python programming with proficiency in data science libraries such as NumPy, pandas, scikit-learn, SciPy, Optuna and TensorFlow/PyTorch....Python
AstraZeneca
Barcelona16 horas atrás - ..., Engineering, or similar. ~3+ years of industry experience applying machine learning techniques. ~ Strong technical skills in Python and core ML libraries (pandas, numpy, scikit‑learn, TensorFlow/Keras or PyTorch, matplotlib, seaborn, FastAPI). ~ Proven experience...PythonTrabajar en la oficinaTrabajo híbridoHorario flexible
Lighthouse
Barcelona4 días atrás - ...cross-functional stakeholders Core skills/experience ~6+ years in frontend and backend development ~ Proficiency in TypeScript, Python, Lit, and Flask or FastAPI ~ Experience with Web Components, Strapi, Docker, Git, and CI/CD pipelines ~ Familiar with Core Web...PythonRemotoHorario flexible
Jordan martorell s.l.
Girona3 días atrás - ...years of industry experience in Data Science, Machine Learning, or a closely related field.* 5+ years of hands-on experience with Python, including use of ML libraries (such as pandas, scikit-learn, PyTorch, or TensorFlow).* Proven experience delivering end-to-end ML...PythonTiempo completoEmpleo permanenteTrabajar en la oficinaTrabajo híbrido
Clarivate Analytics
Barcelona3 días atrás - ...have practical experience in programming - 3 years or more - in the context of electrical engineering and mathematical algorithms (Python, ideally also C++, Go or Rust), software design and architecture principles. You see yourself as a generalist who enjoys writing...PythonTrabajar en la oficinaRemotoTrabajo híbrido
envelio GmbH
Barcelona4 días atrás - ...qualifications: Background in any of these areas: Statistics and Applied Math Computer Science Finance Economics Python/R/Scala and SQL, demonstrating best practices for data coding to ensure consistency. English Proficiency 5+ years of experience...PythonRemotoTrabajo híbrido
Jordan martorell s.l.
Barcelona2 días atrás - ...mentoring junior team members* You've got experience in both frontend and backend technologies.* You’re proficient in TypeScript and/or Python.* You embrace GenAI tools in your day-to-day work to boost productivity, accelerate learning, and focus your energy on solving the...PythonTrabajo híbrido
Tempus, Inc.
Barcelona1 día atrás - ...hours) as a Electrical Modelling Engineer (m/w/d) in Barcelona, Valencia, Munich or Waldenburg Your exciting field of work: Python is your second native language, and you know that SPICE is not only for flavouring?You are familiar with electrical measurement...PythonTiempo completo
Würth Elektronik iBE GmbH
Barcelona3 días atrás - ...a meaningful impact in millions of lives Years of experience required: 4+ years of experience Must-have tech skills: SQL, Python, common data science libraries, data visualization, and a foundation in statistics and machine learning Industry: On-Demand Consumer...PythonTiempo completoEmpleo permanenteContratoTrabajar en la oficinaRemotoTrabajo híbridoVisa de trabajoHorario flexible2 días a la semana
Fut-ure Recruitment and Technology
Barcelona4 días atrás - ...experiencia demostrable en proyectos reales: Backend: Preferible Python (FastAPI, Django o similar). Valorable Node.js/TypeScript.... ...despliegue de servicios (CI/CD). ~ Experiencia previa como freelance/consultor técnico (gestión del tiempo, reporting, estimaciones)...FreelancePythonPrácticaRemoto
- ...learning solutions that simplify accounting processes for SMEs and freelancers across Europe. At Qonto, we use lean methodology with a... ...to customer needs. What You’ll Work With Build–run–own Python services with strong system design, implementation, CI/CD, observability...FreelancePythonRemoto
Qonto
Barcelona2 días atrás - ...Infrastructure Engineering, or DevOps roles, or as a full-time freelancer in similar roles. ~ Experience reducing operational toil through... ...is a plus. Good skill in shell scripting. Experience with Python or Go is a plus. Experience in Linux, databases management,...FreelancePythonTiempo completoTrabajar en la oficinaRemotoTrabajo híbridoHorario flexible1 día a la semana
Landbot. Io
Barcelona1 día atrás - ...cloud-based Java environment for one of the largest banks in the USA. Responsibilities We are looking for an experienced Senior Python Developer who can help perform the migration of the client platform: Troubleshoot, debug, and resolve issues in GenAI-powered...PythonTrabajar en la oficinaTrabajo híbrido
Luxoft
Barcelona1 día atrás - ...Bachelor or MsC degree in engineering, mathematics, statistics, physics, or another quantitative field. Strong coding skills (Python is a must, but other languages are also valued), capable of building robust data and ML software. Experience building complex data...PythonPatrocinio de visaTrabajar en la oficinaDesde casaRemotoTrabajo híbridoHorario flexible
Wallapop
Barcelona1 día atrás - ...platform (Azure, AWS, or GCP). Strong interest in working with data efficiently to deliver performant and reliable systems. Deep Python expertise, with the willingness to work across the stack when needed (e.g., React, TypeScript). A proactive learner who takes...PythonTiempo completoEmpleo permanenteRemoto
Archlet
Barcelona3 días atrás - ...with both!) ~ Scripting and automation experience a plus (JS Python or tools like n8n/Zapier/Make) ~ Creative curious and comfortable... ...and want to help others experience it too. Benefits Freelance or part-time (23 days/week to start) Competitive compensation...FreelancePythonContratistaTiempo parcialRemotoTrabajo híbridoHorario flexible
- ...description As a Senior Software Engineer, you will be part of the talented team building the core Collectly product, powered by Python backend and React front end. We are a hybrid company, partly based in Santa Monica, USA and partly remote spread out around the...PythonRemotoTrabajo híbrido
Collectly
Barcelona3 días atrás - ...Strong understanding of cloud environments (AWS and/or Azure). Hands-on experience with Docker and modern API architectures. Python or Java experience is a strong plus especially for AI integration work. Previous work in Agile delivery environments. Education...FreelancePythonInicio inmediatoTrabajo híbrido
- ...operations. Proven hands-on work with AWS Azure and OpenShift. Expert-level understanding of Kubernetes Docker and scripting (Python Bash). Familiarity with Agile/Scrum ways of working. AI-related knowledge is a strong plus. Experience with React/...FreelancePythonRemotoInicio inmediatoTrabajo híbrido
- ...priorities shift, we adjust together, always keeping customer satisfaction at the center of what we do. We are looking for a Senior Python Engineer to develop and maintain web applications using Python and Flask. You will work on building scalable, high-performance web...PythonRemotoVisa de trabajoTrabajo por turnos
YouGov
Barcelona4 días atrás - ...across organizations. Design, implement, and maintain data lakes, databases, and ETL/ELT pipelines (Snowflake, Databricks, SQL, Python). Integrate, clean, and align simulation, measurement, and operational data for scalable AI/ML model development. Conduct exploratory...Python
Keysight Technologies SAles Spain SL.
Barcelona3 días atrás - ...making better-informed decisions. Join us in making the future more intelligent! About your day-to-day: We are seeking a Senior Python Backend Developer to join our team and contribute to the development of AI products in the Customer Experience (CX) field. ~ You...PythonTiempo completoContratoTrabajar en la oficinaVisa de trabajo
M47labs
Barcelona3 días atrás - ...Descripción del empleo En Experis, buscamos un/a Desarrollador/a Backend con experiencia avanzada en Python para unirse a nuestro equipo. La persona seleccionada será responsable del desarrollo y mantenimiento de microservicios escalables, trabajando en entornos...PythonPrácticaEmpleo permanenteRemotoTrabajo híbrido
Experis España
Barcelona7 días atrás - ...infrastructure environments configurations and workflows through self-service automation. Proficiency in scripting languages such as Python PowerShell YAML KQL or others. Experience with automated testing frameworks and testing harnesses. Strong understanding of...FreelancePython
- ...ability to develop and deploy Agentic AI frameworks to automate complex workflows and enable autonomous decision-making + Excellent Python programming skills and familiarity with relevant libraries (e. g. Pandas, scikit-learn, Langchain, TensorFlow, PyTorch) +...Python
Kion Group AG
Barcelona2 días atrás
