Empleos de senior full-stack java engineer en Barcelona

ElevenMusic, listed via partner, is seeking a remote‑first Full-Stack Engineer based in Spain to build a next‑gen AI‑driven consumer music application. You will own features end‑to‑end, collaborating with researchers to deploy AI models and deliver quick iterations to users worldwide.You will work across frontend and backend systems, ship...

BizAway, located in Barcelona, is seeking an enthusiastic Application Engineer (Full-Stack Mobile) to enhance mobile experiences integrated with a robust backend. The ideal candidate shows strong UX passion, problem-solving skills, and experience with React Native and A/B testing. The position offers a permanent contract, hybrid working model, and attractive...

Mondelēz International seeks an AI Engineer / Full Stack Developer for AI Reporting & Insights, Barcelona or Warsaw based. You will design, build, and deploy data pipelines and AI models turning market data into decision-ready insights for stakeholders globally.You will collaborate with Product, Data Science, and Business teams, implement CI/CD, IaC with...

Joppy is looking for a proactive Product Engineer in Barcelona to design impactful features for restaurant operations. You will work on building and maintaining a full-stack platform while enhancing automation with AI.The ideal candidate has at least 3 years of experience in SaaS development, familiarity with TypeScript, React, and Node, and fluent Spanish....

Allianz Technology seeks a skilled backend engineer to design, develop and operate scalable microservices and RESTful APIs. You will work with Java 17+ and Spring Boot in a hybrid setup, collaborating with cross-functional teams to translate business needs into robust technical solutions. The role emphasizes code quality, automated testing, and production...

JUNGLE busca un/a Senior AI Developer en Barcelona que convierta requerimientos de negocio en soluciones de IA innovadoras. Liderarás un equipo y trabajarás en un entorno dinámico y estimulante. Con más de 10 años de experiencia en desarrollo Full Stack, tendrás la oportunidad de ser parte de un ecosistema creativo y tecnológico que se enfoca en hacer...

KPS Iberia is seeking a Senior Tech Lead / Full-Stack & Dev Ops Engineer to join our Barcelona team. You will lead architecture and hands-on development for complex digital and e-commerce platforms for international clients. In this hybrid role, you’ll coordinate developers, drive technical decisions, and deliver scalable solutions while collaborating with...

¡Estamos contratando! | Senior Full Stack Developer (Angular + Java) Barcelona (Modelo híbrido – 1 día de oficina por semana) Salario: Hasta 45.000 € SBA Sector: Seguros ¿Eres un/a Senior Full Stack Developer con experiencia en Angular y Java ? ¡Esta oportunidad puede ser para ti! ¿Qué buscamos?Buscamos un/a profesional con más de 5 años...

Selecto is seeking a Senior Full Stack Developer to join an AI-powered platform handling users, roles, and permissions with KYC/KYB and rewards systems. You will work remotely with a Europe-wide team on a 6–12+ month project and gradually assume a Team Lead role as you extend a complex schema-driven backend. The stack includes Next.Js 15, Type Script, t...

An innovative tech firm in Barcelona seeks experienced developers and software engineers for project-based AI opportunities. Contributors will craft challenging coding test cases, analyze AI failures, and write comprehensive functional tests. The role is ideal for those with a degree in Computer Science or related fields and 5+ years in software development,...

We're looking for aFull Stack Engineerfor one of our clients who enjoys building new products from the ground up and is eager to help shape AI tooling for the mobility industry.Work across the full stack to solve complex problems using incomplete and messy dataDesign and evolve canonical data modelsBuild pipelines to handle real-world data inputsDefine and...

Ubicación:PUESTO HÍBRIDO EN BARCELONA (cerca Metro Bogatell) (3 días en remoto, 2 días presenciales a la semana )Desarrollo y mantenimiento de aplicaciones web utilizandoAngularJS (o Angular 17+) y Node.J s.Diseño e implementación de soluciones serverless conAWS Lambda.Gestión y optimización de bases de datos enAWS (RDS y DynamoDB) .Integración y...

Tras consolidar un crecimiento del 120% en los últimos 2 años ¡Estamos contratando! | Programador Senior Full-Stack C# .NET & Angular * Ubicación: Sant Cugat del Vallès, Barcelona (Base) + Desplazamientos puntuales (nacional/internacional según necesidades de proyecto) * Experiencia mínima: +5 años (Nivel Senior / Tech Lead) * Tipo de contrato:...

Onyx-Conseil is seeking a Senior Full Stack Developer with strong AI expertise to build and deploy AI solutions in production. The role involves backend and AI integration end to end within an Agile Scrum team alongside data scientists, AI engineers and frontend developers. Deliverable: working software. The candidate will develop scalable backend systems on...

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...

MVST is looking for a Full Stack Developer to join their team in Barcelona. You will develop and maintain web and mobile applications while collaborating with cross-functional teams. The ideal candidate has 2-4 years of experience in full-stack development with proficiency in JavaScript frameworks, Node.Js, and database technologies.The company offers a...

**Barcelona, Spain | Senior Engineering Opportunity** **MaxIT Consulting – Max Corporate Group** is looking for a **Senior Full-Stack Engineer – AI-Native Applications** 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...

Mainloop Barcelona is building a new engineering team in Barcelona to own production software, from idea through launch, leveraging AI agents and a shared architectural framework. This role emphasizes deep technical ownership, architectural decision-making, and a strong collaboration with product owners and other engineers. As a Frontline engager in an...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

Desde Grupo NS estamos seleccionando Desarrollador senior Full Stack de Angular/Java (con Claude y Agentic AI) para un importante proyecto dentro del sector seguros Modalidad Hibrida BarcelonaNS, es una empresa donde se valora tanto el perfil profesional tecnológico de los trabajadores, como el interés y la aptitud que demuestren a la hora de desarrollar...