Senior Fullstack Engineer - Madrid/Barcelona(Remote) - International Client - Barcelona

OverviewSi cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.In this role you will lead backend architecture and develop scalable Python services with FastAPI while contributing to frontend with ReactJS.You will drive technical decisions, promote best practices, and collaborate with product and engineering teams to deliver robust, high-performance solutions for thousands of concurrent users.The role emphasizes DevOps, containerization with Docker/Kubernetes, and cloud deployments (Azure DevOps, AWS).You will work in an international setup with English proficiency required.This is a hands-on senior role shaping the tech stack and architecture.ResponsabilidadesLead backend architecture and development for performance, scalability and reliabilityDevelop and maintain backend services using Python and FastAPIContribute to frontend development with ReactJS, Typescript, Vite and TailwindDrive technical decision-making and promote engineering best practicesCollaborate with engineers, product managers and stakeholdersParticipate in architectural reviews and continuous improvement initiativesCoordinate deployments and operations with infrastructure in Azure DevOps, Docker, Kubernetes, and AWSEnsure high code quality with comprehensive testing including Playwright for end-to-end and integration testsRequisitos principales5+ years of Python experienceFastAPI experienceJavaScript/Typescript xqysrnhReactJS (3+ years preferred)Typescript, Tailwind, ViteRedis, Alembic migrationsMongoDB, PostgreSQLDocker, Kubernetes, AWS, Azure DevOpsEnglish C1 (mandatory)collaboration with cross-functional teamsproactive improvement mindsetstrong communication and decision-makingPythonFastAPIReactJSHay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.

OverviewSi cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción completa.In this role you will lead backend architecture and develop scalable Python services with FastAPI while contributing to frontend with ReactJS. You will drive technical decisions, promote best practices, and collaborate with product and engineering teams to deliver robust, high-performance solutions for thousands of concurrent users. The role emphasizes DevOps, containerization with Docker/Kubernetes, and cloud deployments (Azure DevOps, AWS). You will work in an international setup with English proficiency required. This is a hands-on senior role shaping the tech stack and architecture.ResponsabilidadesLead backend architecture and development for performance, scalability and reliabilityDevelop and maintain backend services using Python and FastAPIContribute to frontend development with ReactJS, Typescript, Vite and TailwindDrive technical decision-making and promote engineering best practicesCollaborate with engineers, product managers and stakeholdersParticipate in architectural reviews and continuous improvement initiativesCoordinate deployments and operations with infrastructure in Azure DevOps, Docker, Kubernetes, and AWSEnsure high code quality with comprehensive testing including Playwright for end-to-end and integration testsRequisitos principales5+ years of Python experienceFastAPI experienceJavaScript/Typescript xqysrnhReactJS (3+ years preferred)Typescript, Tailwind, ViteRedis, Alembic migrationsMongoDB, PostgreSQLDocker, Kubernetes, AWS, Azure DevOpsEnglish C1 (mandatory)collaboration with cross-functional teamsproactive improvement mindsetstrong communication and decision-makingPythonFastAPIReactJSHay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.