Empleos de programista backend developer en Barcelona

Описание At K-LAGAN, we are looking to bring on a Java Backend Developer to take part in international software development projects for logistics and intralogistics automation systems. We are looking for someone with experience in Java, Spring Boot, and backend application development, who is familiar with WMS/WCS environments and wants to continue...

A multinational technology firm based in Barcelona is seeking a Senior Back-End Developer to design and build robust backend systems. You will utilize Node.js and TypeScript while integrating AI-driven solutions in production environments. The ideal candidate has 5–7 years of experience, excellent communication and teamwork abilities, and must be fluent in...

Barcelona, Spain (Hybrid Model: 3 days in-office / 2 days remote) Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture...

You will take ownership of a backend system that is critical to the company and our customers. Hands-on code implementation, code reviews, testing Ensure reliability, performance and correctness. Improve code quality and internal structure where possible. 5 years plus experience building and maintaining production systems as backend engineer ~ Strong...

Overview We are looking for a Senior Java Backend Engineer to join a long-term freelance project in Barcelona (hybrid: 3 days onsite, 2 remote). This role is part of a strategic transformation initiative in the financial sector, modernizing data management systems with cloud-native technologies and agile methodologies. Build and optimize back-end services...

## Junior Java DeveloperApplylocations: Barcelonatime type: Full timeposted on: Posted Todayjob requisition id: R1127906**Job Description:****We Dream. We Do. We Deliver.**At **Merkle**, a dentsu company, we power the experience economy. Whether we’re building the next great app, running CRM at scale for global brands, delivering technology architectures...

Overview We are currently looking for an experienced Backend Developer with strong expertise in LangChain / LangGraph to join our client’s international tech team. If you’re passionate about AI agents and enjoy working on innovative backend architectures, this role is a great fit for you! Responsibilities * Design and build AI Agents using LangChain /...

Descripción del puesto Desde THEWHITEAM Consulting buscamos un/a Backend Developer para participar en un proyecto de integración de un nuevo Core Engine en el sector bancario. La persona seleccionada trabajará en el desarrollo e integración de servicios backend, utilizando tecnologías como Java y Python, y colaborando en soluciones basadas en...

Full Stack Engineer (Backend focused) The company and our mission: Zartis is a global AI transformation and technology consulting partner where talented engineers and technologists work on cutting edge innovation. Our teams bring deep expertise in AI driven platforms, secure API architectures, and cloud native engineering. You will work on meaningful...

Descripción del puesto / FuncionesEstamos 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...

Krell Consulting & Training, S.L. en Barcelona busca un/a Senior Backend Developer Java con amplia experiencia en microservicios para un proyecto en el sector seguros. Trabajarás con Java y Spring Boot en un entorno orientado a eventos, principalmente bajo un modelo híbrido en Barcelona.Se valorará experiencia con Kafka, MongoDB y APIs REST, además de...

Infotel in Spain's Barcelona area is seeking a Senior Java Backend Engineer to join our Java Development Competence Center. Reporting to the Tech Lead, you will contribute to the design and development of high-quality software solutions for international clients. You will work on Java 17/21, Spring Boot, microservices, REST APIs, Kafka, and occasional...

Overview En Pasiona Consulting buscas un Desarrollador Web Full Stack con foco en backend para nuestro equipo de IA. Trabajarás en una plataforma multi-cloud de GenAI, con énfasis en el servicio Secure GPT, asegurando seguridad, escalabilidad y cumplimiento. Colaborarás en el diseño, desarrollo y mejora de capacidades de IA generativa dentro de un...

Profile: Backend Java Developer. Rate: up to 280/day. Key knowledge: Java Microservices. Studies: Certified Studies (Minimum). Languages: English MANDATORY. Minimum experience: 5 to 8 years. We are looking for a Senior Java Developer to join our team and work on the design, development and evolution of microservices-based applications. Requirements Technical...

Desde ISPROX buscamos para uno de nuestros clientes del sector tecnológico (Consultoria IT internacional) un/a Java Backend Developer para participar en proyectos de una gran compañía IBEX 35. Buscamos una persona con buena base técnica, autonomía y actitud colaborativa, acostumbrada a entregar mejoras de forma continua y a adaptarse a nuevas...

Backend Developer Python | Microservicios & AI Agents España Proyecto para una de las principales entidades financieras internacionales En AXPE Consulting estamos ampliando uno de nuestros equipos tecnológicos y buscamos incorporar 4 Backend Developers especializados en Python para participar en un proyecto estratégico dentro de una gran entidad...

We are looking for an experienced software engineer to help build and scale a high-performance object storage platform that simplifies how developers upload, manage, process, and deliver digital assets. In this role, you will contribute across the full technology stack, from client libraries and command-line tools to storage servers, content delivery...

Descripción del puesto / FuncionesEstamos 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...

Descripción del puesto / FuncionesEstamos 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...

Sep 14, **** Join Proton and build a better internet where privacy is the default Proton was founded in **** by scientists from CERN on a simple truth: privacy is a fundamental human right . Since then, we've built the world's largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools...