Empleos de backend full stack engineer en Barcelona

MaxIT Consulting – Max Corporate Group in Barcelona is seeking a Senior AI-First Full-Stack Engineer to own the end-to-end product stack in a fast-growing European tech company building an AI-powered workforce platform for healthcare. You will work hands-on across frontend and backend, using TypeScript, React, Java, Python, and cloud platforms (AWS/GCP),...

This is an in-office role based in Barcelona, ES, with a requirement to work a minimum of three days per week on-site . Remote or travel flexibility is not available. Are you ready to build AI-native software that accelerates clinical trials and improves patient outcomes? Do you thrive in a full-stack environment where AI is a core tool, not an add-on?...

AI Engineer/Full Stack Developer to design and implement data pipelines, AI/ML models, and full stack applications for transforming market data into actionable insights for global teams at Mondelēz International.

Preply is seeking a Senior Full Stack Engineer for the CRM team. You will own backend services in Python/Django and frontend work in React/Typescript, enabling automated, AI‑assisted communications across millions of learners and tutors. You’ll lead cross‑functional initiatives, ship features quickly, and mentor others while focusing on scalable,...

ALVIC, líder en soluciones tecnológicas para la gestión de energía, busca un Ingeniero/a de Desarrollo Software FullStack para unirse al equipo y participar en el diseño, construcción y evolución de soluciones innovadoras para clientes en España y LATAM. Formarás parte de un entorno multinacional, con tecnologías modernas, arquitectura escalable...

Capitole, una multinacional del sector HR/Payroll con sede en Barcelona centro, busca un Software Engineer Full-Stack para impulsar iniciativas técnicas de IA moderna, agentes autónomos y MCP. Desarrollarás servicios end-to-end con Node.js + TypeScript y React, diseñando APIs REST y colaborando con equipos internacionales en un entorno en inglés. El...

MaxIT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector. The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries,...

The Senior Full Stack Engineer will build and own product features working closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers. This role is focused on delivery, quality and collaboration with the ability to influence technical decisions. Design, build,...

Our Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. Within this group, the GenAI Experiences team builds generative AI products that define the future of news and business intelligence for millions of users across the Wall Street Journal and Dow Jones brands. Dow Jones is seeking a Senior Software...

The Senior Full Stack Engineer will build and own product features working closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers. This role is focused on delivery, quality and collaboration with the ability to influence technical decisions. Design, build,...

Tendios is a SaaS platform for Spanish public procurement intelligence. Our products, Bid and Create, help companies find, analyse and win public tenders. Tender documentation is long, unstructured and full of legal and technical detail, which makes it an ideal ground for applied AI. We are looking for a Senior AI/ML Engineer who designs the intelligence...

Materialise Medical is seeking a Senior Full-Stack Developer to help build Mimics Workflow, a standalone service within our case management platform for personalized patient care.You will work across the stack, delivering scalable backend services in .NET Core and front-end interfaces in React with TypeScript, while collaborating with product, QA, and...

We are an international technology services company specialized in: IT: Banking, Insurance, Retail & E-Commerce, Healthcare Transport & Supply Chain: Rail, Automotive, Logistics, and Aerospace Manufacturing: Renewable Energy, Oil & Gas, and Utilities R&D: Research, innovation, and development of technology solutions At K-LAGAN, we focus on innovation, real...

Responsibilities Engineers at haddock are action-oriented, curious, autonomous, and take full ownership of their work. Architect technical solutions Build backend and frontend code (80% backend, 20% frontend) Engineer AI workflows, balancing latency, cost and accuracy Do your own project management, rolling out your initiatives to customers Track users,...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe.As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero.At the same time, we operate as an independent provider in the external market to support...

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International clientJob role: Senior Fullstack Software EngineerJob description: A Senior Fullstack Software Engineer with high experience in DevOps, Kubernetes & Python.Location: Madrid/Barcelona (Remote)Languages required: English (C1) MANDATORYMinimum experience: 5 to 7 yearsRate:...

Today, we are 80+ people, serve 900+ customers, raised €12 million in ****, and are expanding internationally.We are building the financial operating system for construction: bringing AI, automation, and modern software to an enormous industry still full of slow, fragmented processes.We are looking for a product-minded Full Stack Engineer who leans...

MaxIT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.Por favor, lea detenidamente la información de esta oferta de empleo para entender exactamente qué se espera de los posibles candidatos.The...

¡Capitole sigue creciendo - y queremos que formes parte del viaje! Estamos buscando un/a Full Stack Developer con foco en IA y FinOps con +5 años de experiencia para unirse a nuestro increíble equipo. Funciones: Diseñar, desarrollar y desplegar dashboards y aplicaciones de reporting que muestren el coste y el consumo de soluciones de IA. ...

A leading software development company in Spain is seeking a Full Stack Senior/Lead Engineer to join their agile team.¿No sabe con seguridad qué habilidades necesitará para esta oportunidad? Simplemente lea la descripción completa a continuación para obtener una idea clara de los requisitos del candidato.You will build features and enhance user...