Overview
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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.
Responsabilidades
Lead backend architecture and development for performance, scalability and reliability
Develop and maintain backend services using Python and FastAPI
Contribute to frontend development with ReactJS, Typescript, Vite and Tailwind




Drive technical decision-making and promote engineering best practices
Collaborate with engineers, product managers and stakeholders
Participate in architectural reviews and continuous improvement initiatives
Coordinate deployments and operations with infrastructure in Azure DevOps, Docker, Kubernetes, and AWS
Ensure high code quality with comprehensive testing including Playwright for end-to-end and integration tests
Requisitos principales
5+ years of Python experience
FastAPI xqbhyrx experience
JavaScript/Typescript
ReactJS (3+ years preferred)
Typescript, Tailwind, Vite
Redis, Alembic migrations
MongoDB, PostgreSQL
Docker, Kubernetes, AWS, Azure DevOps
English C1 (mandatory)
collaboration with cross-functional teams
proactive improvement mindset
strong communication and decision-making
Python
FastAPI
ReactJS

Hay opciones de teletrabajo/trabajo desde casa disponibles para este puesto.

📌 Senior Fullstack Engineer - Madrid/Barcelona(remote) – International client
🏢 The White Team consulting
📍 Barcelona