6,567 junior backend developer nodejs jobs in España.

• Híbrido

... transformation across digital and operational initiatives within the Allianz Group. You will lead complex engagements, integrate AI-driven insights, and mentor junior consultants in a fast-paced environment. You will collaborate with senior stakeholders, shape market strategies, and support organizational design while benefiting ...

• Remoto

Hopla Software busca un/a Developer Python / PySpark / Databricks para formar parte del equipo de Datos. Buscamos autonomía técnica y buenas prácticas para soluciones eficientes en procesamiento de datos y arquitecturas Big Data. Funciones principales: diseñar y mantener pipelines ETL/ELT distribuidos, ...

NTT DATA Romania is seeking a Full Stack Web & Mobile Developer to join our distributed team. You will analyze and implement technical and functional requirements and contribute to improving existing software solutions. You’ll work in a mixed agile team with designers, developers, and testers, delivering scalable microservices ...

CTI in the Basque Country seeks a LIMS Software Developer to implement and maintain LabWare LIMS within the SDLC. You will build databases, user interfaces, and reports using LIMS Basic, Smalltalk, Postgres, SQL, Crystal Reports, and pgAdmin. The ideal candidate holds a Bachelor's degree in computer science or related ...

Nextpower is seeking a firmware developer to participate in new projects and extend existing embedded FW applications, mainly based on the TI C2000 family, for the management and control of electrical power devices. You will use GitLab for version control, Redmine for ticket management, and Doxygen for documentation. Expect ...

• Híbrido

Allgon, a Swedish group focusing on wireless control systems, invites applications for a Senior Mobile App Developer position based in Málaga. The role centers on iOS development with Swift, SwiftUI, and UIKit, while contributing to Android when needed. You will work in a hybrid setup with R&D and product management ...

King is seeking a Senior Unity Developer to join the Catalog Games team in Barcelona. You will maintain our Unity title and explore migrating existing C++/custom engine games into Unity, collaborating with engineers to understand the codebase and influence future projects. As part of a cross-disciplinary team with designers, ...

• Remoto

... Manager to own core areas of our agentic analytics experience. You will drive products from discovery to launch at the intersection of large language models, developer tooling, and high-performance analytics. This is a high-ownership role with autonomy expanding as you build confidence and context. You will partner with engineering, ...

... activos y una infraestructura tecnológica robusta y moderna. Misión y ubicación del puesto Buscamos un/a Senior Fullstack Engineer con un enfoque predominante en backend para formar parte de un equipo técnico senior, colaborando estrechamente con otros expertos en el desarrollo de soluciones escalables y de alta calidad para ...

... activos y una infraestructura tecnológica robusta y moderna. Misión y ubicación del puesto Buscamos un/a Senior Fullstack Engineer con un enfoque predominante en backend para formar parte de un equipo técnico senior, colaborando estrechamente con otros expertos en el desarrollo de soluciones escalables y de alta calidad para ...

• Híbrido

... across fraud detection, recommendation engines, and personalized experiences. You will work with massive datasets, explore cutting-edge ML models, and mentor junior data scientists in a hybrid work setup. We value strong Python and MLOps skills, cloud experience, and the ability to communicate insights to stakeholders in ...

• Remoto

... Senior Data Scientist to enhance predictive maintenance in aviation through machine learning solutions. The ideal candidate will develop ML solutions, mentor junior scientists, and collaborate with stakeholders. Candidates should possess strong skills in Python, XGBoost, and machine learning model deployment. The position ...

Dragons Group, a global creative agency, is seeking a Senior Graphic Designer to lead design projects for diverse clients from our Barcelona HQ. You will mentor junior designers and work with the Head of Design to deliver visually compelling campaigns for online and offline channels. The role requires strong branding, cross-disciplinary ...

• Contrato

Ersilia is seeking a Junior Export Manager to drive growth in international markets, focusing on Europe and Asia within the coffee capsule sector. You will manage B2B relationships, expand distribution, and work with the Commercial Director to secure new medium and small-sized accounts. The role requires about 3 years in ...

Dragons Group, a global creative agency, is seeking a Senior Graphic Designer to lead design projects for diverse clients from our Barcelona HQ. You will mentor junior designers and work with the Head of Design to deliver visually compelling campaigns for online and offline channels. The role requires strong branding, cross-disciplinary ...

• Remoto

... Senior Data Scientist to enhance predictive maintenance in aviation through machine learning solutions. The ideal candidate will develop ML solutions, mentor junior scientists, and collaborate with stakeholders. Candidates should possess strong skills in Python, XGBoost, and machine learning model deployment. The position ...

• Tiempo completo

Sopra Steria en España busca un/a Developer Nativo Android para la unidad de Banca. Trabajarás en un equipo multidisciplinar, desarrollando soluciones escalables, mantenibles y de alta calidad, participando en todo el ciclo de vida del software. Se valora experiencia en Kotlin, pruebas unitarias y UI con Espresso, ...

• Híbrido

Campmanyabogados busca un/a Full-Stack Developer en Barcelona para unirse a su equipo de IT en plena transformación digital. El candidato/a será responsable de garantizar el desarrollo y mantenimiento del ecosistema Salesforce. Se valorará experiencia en Apex y LWC, así como la habilidad para trabajar ...

• Híbrido

Una Legaltech destacada en Barcelona busca un Salesforce Full-Stack Developer & Release Manager. Serás clave en la gestión del ciclo de vida de aplicaciones, liderando la automatización y aseguramiento de calidad en un entorno híbrido. Se requiere experiencia en Apex, LWC, y DevOps, así como habilidades ...

HP SCDS in León, Castilla y León, Spain is seeking a Firmware Developer to join the Large Format team. You will develop and maintain firmware for our large-format printers, focusing on C++ and object-oriented design. The role may involve UI work with Qt/QML, requires good English for international collaboration, ...