backend python

Ai Scale Up is seeking an experienced Backend Engineer to advance our Python backend and AI pipeline stack in an international, 100% remote setup. You will design robust REST APIs, implement strong typing, and craft agentic workflows with LangGraph and LangChain for large-scale data processing.The role requires hands-on experience with Python, FastAPI, LLM...

A fast-growing fintech company in Madrid is seeking a Senior Python Backend Engineer to enhance key backend and data projects. This role includes migrating legacy processes to modern cloud-based solutions and designing scalable applications in Azure. Ideal candidates will have over 5 years of experience in Python and a strong background in data management,...

Indra Group en Cataluña busca un Desarrollador Backend Python para diseñar y mantener servicios y aplicaciones backend, colaborando en arquitecturas escalables y seguras. Se espera experiencia en FastAPI, Flask o Django, y dominio de ORM y bases de datos.La posición es híbrida, con participación en proyectos estratégicos de ciberseguridad y desarrollo...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems.You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Job DescriptionJob Title: Python DeveloperJob Type: ContractLocation: RemoteJob Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.Key...

A leading software development company in Barcelona is seeking a Senior Software Engineer (Python / Backend) to lead backend development and contribute to an AI-powered platform. Candidates should have over 4 years of experience in Python, strong problem-solving skills, and the ability to work independently. This role offers competitive USD-based...

Indra Group en Cataluña busca un Desarrollador Backend Python para diseñar y mantener servicios y aplicaciones backend, colaborando en arquitecturas escalables y seguras.Se pueden requerir diversas habilidades interpersonales y experiencia para el siguiente puesto. Por favor, asegúrese de consultar la descripción a continuación con atención.Se espera...

IT Partner busca un/a Desarrollador/a Senior Python para unirse a su plataforma backend, trabajando en servicios distribuidos de alto rendimiento y componentes críticos de arquitectura.La persona elegida liderará desarrollo end-to-end, desde diseño hasta despliegue en producción, en un entorno internacional y con estrecha colaboración entre equipos...

Supersonik seeks Senior Engineers to join our core team in Barcelona. You will tackle complex technical problems, shape product architecture from day one, and thrive in a fast-growing startup. You should be fluent in modern Python, async programming, and adept at building scalable, event-driven systems.You’ll work across frontend to infrastructure to...

Des de Paul Marlex estem col·laborant amb una organització de referència que aposta per la innovació tecnològica i el desenvolupament de solucions digitals per incorporar un/a Backend Developer (Python) al seu equip de tecnologia. Busquem una persona amb experiència en desenvolupament backend, especialment amb Python , que vulgui participar en...

GFT TECHNOLOGIES SE busca un Senior Python Developer para diseñar y desarrollar aplicaciones backend en Python de alta calidad, orientadas a microservicios y APIs REST.Se requieren más de 8 años de experiencia, conocimiento de frameworks como FastAPI y experiencia en entornos cloud (AWS), Docker y CI/CD. Hará revisión de código, diseño de...

ERNI in Barcelona is seeking a senior backend engineer to build and evolve an intelligent Python-based backend for an Agentic AI solution. You will implement scalable services, secure APIs, and cloud-native components using Python, OpenShift, Docker, and related tools.You will join a supportive team, work in a hybrid model (office 2 days a week), and...

Desarrollador/a Senior Python – Backend Platform IT Partner•Málaga, andalucía, SpainDescripción del trabajoBuscamos un/a Desarrollador/a Senior Python para incorporarse a un equipo de plataforma backend, participando en el desarrollo de servicios distribuidos de alto rendimiento y componentes críticos de arquitectura.La persona seleccionada tendrá...

Una empresa tecnológica en España busca un desarrollador back-end Python con experiencia en FastAPI o Flask para construir plataformas de software alineadas con la estrategia de IA. Se requiere al menos 5 años de experiencia, habilidad en sistemas distribuidos, APIs RESTful y pipelines de CI/CD. Un entorno flexible que fomenta el trabajo en equipo y un...

Octopus Energy is hiring a Backend Engineer to join a cross-functional team focused on high-impact MVPs for internal tools and customer-facing services. You’ll identify real business needs, propose practical tech solutions, and implement them rapidly. We value curiosity and proactive problem-solving, with an emphasis on delivering scalable backend systems...

papernest is seeking a Senior Backend Developer with 5+ years of Python experience and deep Django knowledge to own the technical direction of the B2B platform that powers contracts for agents and clients across Europe.You will work with teams in France, Spain and Poland, shaping data models, automation of billing processes, and integration with internal and...

Ai Scale Up is seeking an experienced Backend Engineer to advance our Python backend and AI pipeline stack in an international, 100% remote setup. You will design robust REST APIs, implement strong typing, and craft agentic workflows with LangGraph and LangChain for large-scale data processing.The role requires hands-on experience with Python, FastAPI, LLM...

About Orbio Orbio is an AI-native human capital management platform building a Digital Workforce for HR. We design and deploy agentic systems that take ownership of operational execution across hiring, onboarding, and employee operations — while keeping humans in control. We work with large, complex organizations across sectors such as staffing, retail,...

Bluetab, an IBM Company, busca un/a Programador/a Python con AKS para unirse a nuestro equipo en A Coruña. Buscamos experiencia sólida en Back End con Python, conocimientos en Flask/Django y experiencia con Kubernetes y AKS, así como familiaridad con Docker y entornos Cloud (Azure). Ofrecemos contrato indefinido, teletrabajo flexible y la posibilidad de...

In this role you will own the full software development lifecycle for high-performance C# applications while serving as a Scrum Master. You will collaborate with cross-functional teams in a hybrid 75/25 setup to deliver robust software and empower the development team through Agile practices. You will tackle ambiguity, apply modern AI-assisted tools, and...