Empleos de backend engineer nodejs en Barcelona

Akuaro busca desarrollar y mantener servicios backend en Java dentro de plataformas de conectividad para turismo. Te unirás a un equipo técnico que prioriza calidad, escalabilidad y resiliencia, trabajando en un entorno híbrido y colaborando con producto, negocio y QA para entregar soluciones robustas en entornos exigentes.El puesto implica optimizar...

Seqera seeks a Senior Software Engineer to own the backend layer that turns computational capacity into configurable, billable services across AWS, Azure, GCP, Kubernetes, HPC schedulers, and GPU runs. You will shape an application layer that powers Seqera Intelligent Compute and its platform integrations.You’ll collaborate with product, platform, and...

Appodeal is seeking a Senior Rust Engineer to join our Barcelona team and help build high-performance, real-time backend systems powering our ML-driven AdTech platform. You will work on core infrastructure, feature stores, identity services, and custom inference layers to ensure scalability and reliability.The role emphasizes low-latency, high-load...

Linde Material Handling in Barcelona is seeking a highly skilled AI/ML engineer to design, build, and deploy innovative data analytics solutions for internal and external customers. You will apply ML and generative AI models to end-to-end solutions and build MLOps on cloud platforms.The role collaborates with data scientists, engineers, and IT to optimize AI...

OverviewAumente sus posibilidades de llegar a la fase de entrevista leyendo la descripción completa del puesto y enviando su solicitud sin demora.En SlashMobility formarás parte de una casa para la Tecno Élite centrada en transformación digital. Trabajarás en equipos pequeños, senior y con alto impacto, diseñando y construyendo plataformas y apps...

Role Description This full-time Vibe Engineer — Full-Stack / Backend Developer role at IAG Services is based in Barcelona in a hybrid setup, combining on-site collaboration with flexible work-from-home days. The role focuses on designing, building, and maintaining scalable backend services and full-stack features that support internal tools, client-facing...

BarcelonaEngineering – Engineering /Full-time /HybridWho we are: At Rover, pets and their people are at the heart of everything we do. We connect pet parents with trusted pet care across the U.S., Canada, Europe, and Australia.Headquartered in Seattle and Barcelona, we’re a values driven, fast-growing tech company focused on building safe and...

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...

Job ID: 31161202Company: Abbott LaboratoriesLocation: Spain - BarcelonaJob Type: Full timeCategory: Research & DevelopmentIndustry: HealthcarePosted Date: 2026-09-08Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced...

Overview In this role, you’ll help build and evolve a high-scale distributed tracing pipeline that ingests, analyzes, and publishes trace data to power a fast, AI-enabled observability platform. You will collaborate with cross-functional teams to shape the product roadmap and drive architectural decisions for scalable backend services. You’ll create...

*Before applying for this role, please note that this job must be performed in Spain. Only candidates currently residing in Spain or willing to relocate will be considered.Are you ready to be inspired, challenged, motivated to do your best, and have fun while you're at it? We're on the lookout for a Senior Backend Cloud Engineer to join our team at...

About the opportunity You will work in the Financial Empowerment domain. Our goal is to empower everyone to achieve financial freedom and unlock their potential for a better life by providing N26 users with access to the money they need to achieve their life objectives, whether today (deposits or borrowing) or tomorrow (saving and investing). In this role,...

U003cdivu003eJob-ID: d8c098e5-2be7-446a-9aae-27bcbfaf5135u003c/divu003eu003cdivu003eReference: J-4376u003c/divu003eu003cdivu003eLocation: Barcelona, Spainu003c/divu003eu003cdivu003eJob type: Full-time, Hybridu003c/divu003eu003cdivu003eSalary: 35.000 - 50.000 brutos anualesu003c/divu003eu003cdivu003eCategory: Backendu003c/divu003eu003cdivu003eStack: Python,...

Overview In this role you will manage Rover’s datastore platforms (PostgreSQL/MySQL on AWS RDS), ensuring performance and reliability while building self-service automation. You’ll upgrade, monitor, and optimize databases, collaborate with product teams on migrations, and lead initiatives to scale data infrastructure. The role blends hands-on database...

About the opportunityYou will be part of the Intelligent, which cross-functional teams power the operations at N26 and in some cases enable other tech teams through a robust platform approach.We are seeking a talented Lead Engineer to join our expanding teams and evolve our product, powered by a microservice architecture predominantly written in Java and...

Overview As a Backend Engineer at Qonto, you will build scalable APIs and robust banking services within a cross-functional Product Engineering team. You’ll co-own the systems architecture and focus on delivering high-quality, well-documented code to meet user and stakeholder needs. You’ll mentor peers and contribute to a culture of quality, ownership,...

Joppy is seeking a Backend Engineer to join a partner team in Barcelona. This hybrid role combines office days with remote work and offers the chance to work on large-scale AI-driven verification systems.You will build backend services in Python (FastAPI), design data storage with Postgres/Redis/Cassandra, and develop batch and streaming pipelines while...

Titan Operating System S.L. (Titan OS) in Barcelona is seeking a Senior Backend Engineer - Go to design, develop and maintain scalable backend services powering our products.You will work with front-end, DevOps and product teams to optimize performance, ensure security, and deliver robust APIs. 6+ years of backend experience, strong Go, SQL/NoSQL, and cloud...

IAG Services is seeking a Vibe Engineer to join our Barcelona-based technology team in a hybrid setup, building scalable backend services and full-stack features for internal tools and client-facing products. The role emphasizes AI-assisted development, strong engineering judgment, and collaboration with product, design and data teams.You’ll work in a...

N26 is modernising its Banking Foundations to deliver secure and compliant banking services across Europe, with our Customer Identity initiative owning the full identity verification stack from KYC orchestration to regulatory checks.As a Backend Engineer you will collaborate with your Tech Lead to architect new features, design, develop, test, deploy and...