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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
Barcelona1 día atrás - ...experiencia demostrable en proyectos reales: Backend: Preferible Python (FastAPI, Django o similar). Valorable Node.js/TypeScript.... ...y despliegue de servicios (CI/CD). Experiencia previa como freelance/consultor técnico (gestión del tiempo, reporting, estimaciones)...FreelancePythonPrácticaRemoto
Rebold
Barcelona1 día atrás - ...We are looking for a Data Analyst with strong experience in Python, REST APIs, and DevOps practices to support implementation activities... ...needs) Duration: 12 months Engagement: Contractor (freelance/independent consultant) Working mode: Hybrid 3x2 Tipo de contrato...FreelancePythonContratistaInterinoContratoRemotoTrabajo híbrido
Robert Walters Spain
Barcelona16 horas 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 ~ Fixed daily rate: €525/day ~3-month contract,...FreelancePythonPago diarioTiempo completoContratoTrabajo híbrido
Blu Selection
Barcelona3 días atrás - ...FPGA Developer (Freelance – Remote – 6‑month contract) We are looking for an FPGA Developer to join our team on a 6‑month freelance... ...time‑critical applications. Programming skills in C++, C#, or Python. Strong communication skills, proactivity, and customer...FreelancePythonContratoRemoto
SOCIAL TEC HUNTING
Barcelona1 día atrás - ...JavaScript and TypeScript ~ Basic experience with Node.js or Python (FastAPI, Django is a plus) ~ Understanding of REST APIs and... ...heavy or content-driven platforms What We Offer ~ Full-time freelance mission ~ Fixed daily rate: €375/day ~3-month contract,...FreelancePythonPago diarioTiempo completoContratoTrabajar en la oficinaRemotoTrabajo híbrido
Blu Selection
Barcelona2 días atrás - ...professional practice. Evaluate AI solutions for correctness, assumptions, and constraints. Validate calculations or simulations using Python (NumPy, Pandas, SciPy). Improve AI reasoning to align with industry-standard logic. Apply structured scoring criteria to...FreelancePythonTiempo parcialTemporalEmpleo permanente
- ...simulate real scientific workflows. Create problems that require Python programming to solve. Ensure problems are computationally... ...sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection...FreelancePythonTiempo parcialRemoto
- ...Evaluate AI-generated solutions for correctness, assumptions, and engineering logic. Validate analytical or numerical results using Python (NumPy, SciPy, Pandas). Improve AI reasoning to align with first principles and accepted engineering standards. Apply...FreelancePythonTiempo parcialTemporalEmpleo permanente
- ...environments. Technologies & Tools ~ Scripting: SQL, Bash, Python Required Skills Experience managing Databricks... ...Barcelona, Spain (Hybrid) Duration: 12-month contract Engagement: Freelance / Independent Consultant Tipo de contrato: Interim...FreelancePythonContratistaInterinoContratoTrabajo híbrido
Robert Walters Spain
Barcelona1 día atrás - ...(we call ours Software Craftspeople) to work as a contractor/freelancer who shares the same values of pragmatism, professionalism, and... ...years of experience with at least one of these languages: Java/C#/ Python/Kotlin/JavaScript/TypeScript/PHP and its build system ~...FreelancePythonContratistaVisa gratuitaTrabajar en la oficinaRemoto
Codurance
Barcelona4 días atrás - ...Busco Python Engineer (Django) – Barcelona Proyecto estable. Backend con recorrido. Mucho margen de crecimiento técnico. Estamos ampliando equipo para trabajar en desarrollo backend con foco en buenas bases, aprendizaje continuo y producto. Buscamos a alguien...PythonAprendizEmpleo permanenteContratoInicio inmediatoTrabajo híbrido
Robert Walters Spain
Barcelona16 horas atrás - ...principales clientes del sector bancario, en modalidad 100% remota . Funciones Desarrollar scripts y aplicaciones en Python , tanto para automatización de procesos como para soluciones más complejas. Diseñar e implementar desarrollos utilizando...PythonEmpleo permanenteContratoRemotoJornada intensiva
Logicalis Spain
Barcelona4 días atrás - ...field. Hands‑on experience with Machine Learning, Deep Learning, with a track record of applying AI techniques. Proficiency in Python and knowledge of basic libraries like Numpy, Pandas, Matplotlib, Scikit‑Learn, SciPy. Knowledge of mathematical optimization and...PythonTrabajo de veranoTrabajar en la oficinaDesde casaTrabajo híbrido
Eurecat Technology Centre
Barcelona4 días atrás - ...knowledge within the team and support continuous improvement initiatives. Requirements ~3+ years of professional experience in Python backend development. ~ Strong experience with Django (or similar Python web frameworks). ~ Comfortable working with Linux. ~...PythonRemoto
Updata Partners
Tarragona2 días atrás - ...We are looking for a Python backend engineer to join our Martian team. 100% Remote What you’ll do Build and maintain modern, scalable web applications using Python, including other technologies, frameworks, and tools. Collaborate closely with clients and teammates...PythonTrabajar en la oficinaDesde casaRemotoVisa de trabajoHorario flexible
MarsBased
Barcelona16 horas atrás - Una consultora de reclutamiento busca un ingeniero de Python (Django) para unirse a un equipo en expansión en Barcelona. El rol ofrece un proyecto estable y una oportunidad de crecimiento técnico. Los candidatos deben tener experiencia en Python y Django, así como en el...PythonEmpleo permanenteContratoInicio inmediatoTrabajo híbrido
Robert Walters Spain
Barcelona16 horas atrás - ...and persistence. All of the codebase is expected to have considerable test coverage and documentation. What we expect from you Python, Django Framework, SQL databases (MySQL, MariaDB, PostgreSQL, etc.) Linux, Shell Script Docker, Docker Compose (and general...PythonRemotoHorario flexible
BABLE Smart Cities Iberia
Barcelona16 horas atrás - ...En Experis, Buscamos un/a Full Stack Developer con sólida experiencia en desarrollo backend con Python (FastAPI, FastData, microservicios) y frontend con JavaScript y Flask . El perfil ideal contará con dominio de arquitecturas de microservicios, experiencia en...PythonRemoto
Experis Manpower Group
Barcelona3 días 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
Barcelona16 horas atrás - ...verbal and written communication skills. Experience with a highly distributed microservices architecture. Good knowledge of Python and some of the main web frameworks (Flask, FastAPI, Django, CherryPy). Experience with MongoDB and/or PostgreSQL. Good knowledge...PythonTiempo completoRemotoVisa de trabajoHorario flexible
YouGov
Barcelona16 horas atrás - A cybersecurity startup is seeking an experienced Senior Python Developer to join their dynamic team in Barcelona. In this role, you will design and optimize high-performance Python applications, solving complex challenges while working collaboratively. The ideal candidate...PythonTrabajo híbrido
Zynap
Barcelona1 día atrás - ..., open to part-time, non-permanent projects. Ideally, contributors will have: ~3+ of software development experience with strong Python focus ~ Experience with Git and code repositories ~ Comfortable with structured formats like JSON/YAML for scenario description...FreelancePythonTiempo parcialTemporalEmpleo permanente
- Zynap is redefining how companies defend themselves in cyberspace, building the first AI agent workflow platform for preventive cybersecurity. Our AI-driven platform acts as the operational brain for security teams, automating what slows them down, connecting what’s...PythonTrabajar en la oficinaTrabajo híbrido
Zynap Ltd.
Barcelona16 horas atrás - ...beneficial. At least 4+ years in a similar position (customer-facing, participating in projects with clients). Solid experience with Python and a decent understanding of programming principles and techniques. Comfortable with Machine Learning related libraries such as...Python
Medium
Barcelona16 horas atrás - ...improvements. What We’re Looking For ~6+ years of backend development experience in production systems. ~ Strong proficiency in Python (FastAPI, Flask, or Django preferred). ~ Experience working on SaaS products at scale, including reliability, monitoring, and...PythonTiempo completoDesde casaRemotoInicio inmediatoTrabajo híbrido
Menlo Ventures
Barcelona3 días atrás - A boutique development consultancy in Barcelona is seeking a Python backend engineer to join their remote team. In this role, you will build and maintain scalable web applications, contributing to architecture decisions and ensuring high-quality code. The ideal candidate...PythonRemotoHorario flexible
MarsBased
Barcelona16 horas atrás - ...design, develop, and deploy robust analytical solutions to support key business decisions. You will leverage your expertise in SQL, Python, and Power BI to transform complex data into actionable insights, build scalable data models, and create compelling visualizations...Python
Werfenlife SA.
Barcelona16 horas 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
Barcelona4 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
Barcelona16 horas atrás
