Empleos de remote java backend engineer ai en Barcelona

¿Te unes al reto?En BIP – xTech estamos buscando a gente con ganas de crecer, aprender y enfrentarse a proyectos tecnológicos de verdad: cloud, datos, IA, seguridad, automatización, DevSecOps, IoT, Industria 4.0… ¡Aquí no te vas a aburrir!¿Qué harás?La forma de desarrollar software está cambiando. Herramientas como GitHub Copilot, Claude Code y...

Lever, Inc. is seeking a Senior Software Developer (Node.js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs. You will own technical decisions, enforce coding standards, and mentor peers while working...

A leading software development company in Barcelona is seeking a Senior Software Engineer (Python / Backend) to lead backend development and contribute to an AI-powered platform. Candidates should have over 4 years of experience in Python, strong problem-solving skills, and the ability to work independently. This role offers competitive USD-based...

Allianz invites a Senior Solutions Engineer to join the Data and AI Transformation Engineering team, building scalable backend platforms exposing AI capabilities as reliable services. The role focuses on API-driven systems on Kubernetes, combining AI components with deterministic logic for complex transformation use cases in a regulated financial services...

Workato seeks a seasoned Go backend engineer to design and optimize distributed systems that power our runtime platform. You will tackle high-concurrency components, memory-sensitive paths, and performance-critical code, collaborating across teams to ensure reliability and scalability.This role emphasizes low-level engineering and robust concurrency handling...

BLP is hiring ambitious engineers to design and build Delta, the core software that powers our platform. You will work on cloud infrastructure, backend systems, and applying the latest AI techniques to automate complex business processes.Our team values precision, formal reasoning, and rigorous testing to ensure correctness as we scale. We welcome candidates...

MediaMarktSaturn Plattform Services GmbH in Barcelona is seeking a senior backend developer to design, implement and operate scalable services for our Global Loyalty ecosystem. You will work with Kotlin, GCP, and modern DevOps practices to deliver reliable solutions that power millions of interactions across Europe.The role emphasizes event-driven...

Buscamos un Ingeniero Backend y de Bases de Datos con al menos 4 años de experiencia en Java y 2 en bases de datos (PostgreSQL, SQL Server, Oracle), para unirse a una consultora internacional con oportunidades de crecimiento y formación.

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and...

Is a distributed team hiring a backend-focused engineer for its Experiments platform. You’ll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability. You’ll own backend components for experiment assignment, logging, and reporting,...

Cloudbeds, a fully remote-first hospitality platform, is seeking a Senior Backend Engineer to shape scalable backend architecture and deliver high-performance services for customers worldwide. You will work across PHP and Java ecosystems, utilize Laravel/Symfony, My SQL, Docker, Kubernetes, and AWS, and collaborate with global teams to innovate and improve...

Citibeats in Barcelona is looking for an experienced Backend Software Engineer to join their fast-growing team. The role involves developing new features, API endpoints, and maintaining the AI & NLP platform. Ideal candidates should have at least 3 years of experience in Python, preferably with Django, and be fluent in both Spanish and English. Citibeats...

A global consulting firm is looking for a skilled Backend Developer (Node.js) based in Barcelona, Spain. In this role, you will design and develop scalable backend systems that support high-impact digital solutions for international clients. Ideal candidates have at least 5 years of software engineering experience and proficiency in Node.js with Fastify. The...

10x Team B.V is seeking a freelance Process Engineering Consultant – AI Trainer to help train AI models on process optimization, workflow engineering, and QA in EU/UK remote roles.You will review AI outputs, develop real?world scenarios, and provide structured feedback while working 8–20 hours weekly.This role is fully remote and EU/UK?based, offering...

Lever, Inc. is partnering to hire a Product Engineer (AI-Native) based in Spain.You will own features end-to-end, from problem discovery to production, working with AI agents as primary development partners in a fully remote, international team.You'll shape architecture, integrations, and production readiness, reviewing AI-generated implementations for...

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since ****, our mission hasn't changed - we're here to stop breaches, and we've redefined modern security with the world's most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion...

AI EngineerAs you contemplate your future, you might be asking yourself, " What's the next step?' Start your journey with us! We're seeking an experienced AI Engineer to join our Data Science team in Barcelona (Hybrid) to build the applications, and agents that put generative AI in front of over 20 million customers. You will be working with the DS, ML...

Senior AI EngineerIn Spain - Barcelona | Madrid Simon-Kucher is building up a central Data & AI function to enable employees with AI solutions and build central AI use cases that ensure that consultants work smarter and better. As a Senior Lead Applied AI Engineer, you will design, build, and operate production-grade internal AI applications that embed...

AI EngineerAs you contemplate your future, you might be asking yourself, " What's the next step?' Start your journey with us! We're seeking an experienced AI Engineer to join our Data Science team in Barcelona (Hybrid) to build the applications, and agents that put generative AI in front of over 20 million customers. You will be working with the DS, ML...

Java Backend Developer con Inglés ¿Te apasiona el desarrollo backend y las arquitecturas basadas en microservicios? Buscamos un/a Java Backend Developer para incorporarse a un proyecto tecnológico de largo recorrido, trabajando en un entorno internacional y con un stack moderno. ¿Cuál será tu misión? Diseñar y desarrollar soluciones backend basadas...