Empleos de junior full stack developer en Barcelona

Today, we are 80+ people, serve 900+ customers, raised €12 million in 2026, 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...

Okify, a Barcelona-based PropTech startup, is seeking a Software Engineer to own end-to-end features across client portals and automation engines. You will collaborate with utility and insurance partners to establish and troubleshoot integrations, while solving architectural challenges alongside the founders in a small team. Based in or near Barcelona with a...

We are looking for a Senior Full Stack Developer to help build scalable web applications, improve system performance, and deliver a seamless user experience. The role sits at the intersection of technical architecture, backend performance, and user-centric feature development. It suits a developer with a balanced technical and product mindset. Tech stack:...

Embrace DevOps, taking responsibility for your team's services from requirement analysis to operation. Make architectural decisions with your team to ensure high performance, robustness, and maintainability of the application, especially during the transition from on-premise to the cloud. Your ProfileExperience in front-end technologies such as HTML5,...

Overview En SlashMobility buscamos un Desarrollador Full-Stack Senior para impulsar soluciones web robustas y escalables. Trabajarás en un entorno dinámico y colaborativo, integrándote en un equipo de tecnología de alto rendimiento. Tu impacto se verá en productos digitales críticos para grandes corporaciones, con foco en calidad y entrega ágil....

Oficina-De-Treball-Del-Soc cerca un desenvolupador Full Stack GO per al seu lloc a Barcelona. Participaràs en el cicle de vida complet del programari, definint arquitectura i migrant a noves versions, en un entorn àgil i interdisciplinari.Col·laboraràs amb QA, dissenyadors i Product Owners per assegurar qualitat i innovació. La posició és indefinida,...

MAIN RESPONSIBILITIES AND FUNCTIONS:· To develop apis and backend processes to establish the logic and services needed for frontend applications or api to api services.· To ensure api security, performance and stability.· To integrate other APIs and/or develop apis to be consumed.· To keep code clean, modular and reusable.· Use of good backend and...

MAIN RESPONSIBILITIES AND FUNCTIONS:· To develop apis and backend processes to establish the logic and services needed for frontend applications or api to api services.· To ensure api security, performance and stability.· To integrate other APIs and/or develop apis to be consumed.· To keep code clean, modular and reusable.· Use of good backend and...

Overview You will join a development team to evolve and rebuild the group’s digital platform, supporting expansion across Spain and Portugal. You will work on website modernization, new site creation for different jurisdictions, and integrations with gaming providers. The role involves both backend and frontend development, plus updating interfaces and...

Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation, we're on a mission to power real work, with real impact. Founded in 2015, Perk has grown into...

Build a career powered by innovations that matter! At Novanta, our innovations power technology products that are transforming healthcare and advanced manufacturing—improving productivity, enhancing people's lives and redefining what's possible. We create for our global customers engineered components and sub-systems that deliver extreme precision and...

Descripción del puesto / FuncionesDescubra si esta oportunidad es adecuada para usted leyendo toda la información que sigue a continuación.Estamos buscando un/a Full Stack Web Developer con fuerte orientación backend para unirse al equipo de productos de IA que desarrolla una plataforma Multi-cloud de GenAI (Azure, AWS, Google Cloud), con foco principal...

Descripción del puesto / Funciones Estamos buscando un/a Full Stack Web Developer con fuerte orientación backend para unirse al equipo de productos de IA que desarrolla una plataforma Multi-cloud de GenAI (Azure, AWS, Google Cloud), con foco principal en el servicio Secure GPT. Se trata de un rol técnico clave en un entorno internacional, donde...

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International client Job role: Senior Fullstack Software Engineer Job description: A Senior Fullstack Software Engineer with high experience in Dev Ops, Kubernetes & Python. Location: Madrid/Barcelona (Remote)Languages required: English (C1) MANDATORYMinimum experience: 5 to 7 years Rate:...

Senior .NET Full-Stack Developer/Integration Engineer - Remote - European candidates We are seeking a remote Senior .NET Full-Stack Developer/Integration Engineer for an International Institution, with experience in Web development applications, integration, data migration, back-end, and front-end development. EU candidates are welcome to apply and must be...

PHP Full Stack DeveloperReferencia: #12122Localización: BarcelonaOur client, a leading multinational company in the leisure and entertainment sector, currently in the process of expansion, with several work centers throughout Spain, and more than 550 employees.Within its expansion plan we are looking for a PHP Full Stack Developer, taking care of...

PHP Full Stack DeveloperReferencia: #12122Localización: BarcelonaOur client, a leading multinational company in the leisure and entertainment sector, currently in the process of expansion, with several work centers throughout Spain, and more than 550 employees.Within its expansion plan we are looking for a PHP Full Stack Developer, taking care of...

PHP Full Stack DeveloperReferencia: #12122Localización: BarcelonaOur client, a leading multinational company in the leisure and entertainment sector, currently in the process of expansion, with several work centers throughout Spain, and more than 550 employees.Within its expansion plan we are looking for a PHP Full Stack Developer, taking care of...

Buscamos un desarrollador Full Stack senior con experiencia en Java/Spring Boot y Angular para liderar decisiones técnicas y arquitectura en múltiples equipos. Se requiere experiencia en APIs REST, bases de datos y metodologías de arquitectura.

ALTEN España está buscando un Analista Programador con experiencia en backend en Python y conocimientos de frontend con React/Next.js para un proyecto orientado a la evolución de plataformas digitales y herramientas operativas escalables.Se requieren 3–5 años de experiencia, dominio de Python, experiencia con FastAPI/Flask y familiaridad con APIs REST....