Empleos de remote senior backend java engineer en Barcelona

Innovamat es una organización educativa centrada en el aprendizaje de las matemáticas. Su propósito es contribuir a mejorar cómo se aprende esta ciencia, ofreciendo recursos, formación e investigación a la comunidad educativa. Fundada en 2017 en Barcelona, Innovamat cuenta con 31 000 docentes de más de 3 300 centros educativos de España, Estados...

Lever, Inc. is seeking a Senior VFX Engineer in a fully remote arrangement to power real-time visual effects within a major Unity3D project.You'll own shader pipelines, particle systems, and runtime VFX architectures while balancing performance with visual ambition.The role requires close collaboration with artists and engineers to translate creative goals...

LocalStack in Barcelona, Spain, seeks a Senior Product Engineer (GCP) to scale the GCP emulator MVP into a GA-ready product. This full-time, on-site role offers clear roadmap ownership and the chance to drive impactful cloud tooling. You will collaborate with GTM to integrate the GCP emulator with AWS, Snowflake, Azure and beyond, requiring 7+ years in GCP...

Wizeline, a global AI-centric technology solutions provider, seeks engineers to design and deliver secure, scalable web applications. You will work across modern stacks, leverage CSS-in-JS and component libraries, and contribute to accessible, data-driven products. You will collaborate with clients globally, learn new languages, and apply best practices in...

EcoVadis is seeking a hands-on Senior Knowledge Graph Engineer to operationalize ontologies into high-throughput graph systems. You will work on GraphRAG, entity resolution, and semantic federation, powering autonomous AI agents solving sustainability challenges. Location: Hybrid in Barcelona with remote options from Spain. Strong emphasis on Cypher, SPARQL,...

N-iX in Barcelona is seeking a Senior Full Stack Engineer to design and implement cloud-native identity and fraud products on AWS. You will develop backend services with Go, build user-facing features in React, and ensure high-performance and secure solutions. Ideal candidates should have extensive experience in software development, particularly in Go and...

Platform Engineering seeks a Senior AI Automation & Systems Engineer to own the technical infrastructure behind our content and design operations. You will plan, research, and implement AI-assisted production, quality control, publishing, and distribution in a fully remote European setting. Lead automation pipelines, evaluate tools, and maintain modular,...

Atwork.Ai is seeking a Senior Developer to own end‑to‑end web applications on a multi‑tenant B2 B Saa S platform. You will code across the stack, review peers, and shape architectural decisions while ensuring quality through automated tests and solid documentation. You will contribute to Azure-based infrastructure, work in an agile team with product,...

Wizeline in Barcelona is seeking an experienced iOS native mobile developer to design and implement high‑quality apps using Swift and SwiftUI.You will drive technical discussions, shape architecture, and collaborate with product teams to deliver scalable, impactful mobile solutions in a remote‑friendly, flexible work culture.We value creativity and...

N26 ищет ведущего специалиста по безопасности продуктов для определения стратегии безопасности и наставничества инженерных команд. Вы будете направлять работу по микросервисам, мобильным...

Super is a global technology group building The Playstack, powering sports, gaming and fan experiences across Europe and Latin America. We are seeking a Senior Backend Engineer to join the Player – Transact Tribe to shape scalable systems and drive platform-wide improvements. You will work on core platform components, cloud-native solutions, and...

This is a highly technical role for an engineer who goes beyond frameworks and tools, with a strong understanding of distributed architectures, asynchronous messaging, low-latency systems java reactive programming (Vert.X, RxJava) and software design principles. You will have real influence over architecture and engineering standards, working in lean teams...

Role Description We are looking for a Senior Backend Developer to join our IT Digital Marketing team within the Digital Sales Hub in Barcelona.In this role, you will design, build, and continuously improve backend services, APIs, databases, and integrations that support our digital marketing and sales capabilities.You will develop scalable, secure, and...

About Pleo Messy spend management is tricky business. And tedious processes are a lose-lose situation for all involved, not just finance. At Pleo, we're changing that. We build spend solutions that make managing money seamless, empowering, and surprisingly effective for finance teams and employees alike - with a vision to help all businesses ‘go beyond’....

Appfire is seeking a skilled Senior JS/TS engineer to join the Astroneers team, working on JMWE/JMCF products and related features. You will contribute across ideation, design, development, release, and maintenance in a transparent, supportive environment. You will design scalable applications using Effect-TS and Node.js, applying best practices, and...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as personal and business bank accounts, we offer joint accounts, accounts for 16‑17 year olds, a...

Logicalis Spain busca un/a Senior AI Engineer para unirse a su servicio de IA en una importante compañía del sector telecomunicaciones. Participarás en el diseño, desarrollo y despliegue de soluciones basadas en LLMs, modelos multimodales y sistemas multiagente, en entornos cloud y contenedores, con AWS.Se valorará experiencia en IA generativa,...

Partner Company is seeking a Backend Engineer based in Spain to join a small, autonomous product team. You will own the central API and backend services, focusing on Node.Js and TypeScript to power data, calculations, and core product experiences.You will design intuitive APIs, scale systems, and support MVPs through experiments, working in a fully remote,...

Leadtech, a Barcelona-based tech company, seeks a Senior Data Engineer to build and operate data pipelines feeding daily reporting, attribution, and LTV. You will ingest data from ads, payments, and product backends into Databricks and manage Airflow jobs, ensuring accuracy of silver/gold tables. You will collaborate with Analytics, Marketing and Data...

Una plataforma SaaS AI-native con la que colaboramos en Joppy busca incorporar un/a Senior Backend Engineer. 🧭 Tu misión Diseñar, desarrollar y evolucionar los servicios backend: sistemas distribuidos, integraciones con servicios externos, arquitectura escalable y procesos robustos que soportan miles de operaciones automatizadas. Serás clave en...