Empleos de remote java backend engineer ai-driven microservices en Madrid

Jobgether SRL in Spain is seeking a Product Engineer (AI-Native) to own features end-to-end, collaborating with AI agents and external partners to deliver reliable, production-ready solutions. You will shape architectures, integrations, and deployment in a fully remote, international team.The role emphasizes entrepreneurship, high-quality code, and a strong...

OurCampaigns & Rewards - Product Developmentteam inMalagais growing, and we are now looking for aBackend Software Engineerto join! Engagement atBetsson Groupensures our customers come back for more. It's all about loyalty. We provide a world class customer experience beyond the gameplay featuringTournaments ,Dynamic personalized campaigns , and much...

Capacity is hiring a Software Engineer to build a secure AI ecosystem at the forefront of confidential computing. You will own cross-layer integration across microservices and security-focused inference runtimes, implementing attestation-gated mechanisms within hardware-bound environments.You will shape scalable backend architectures, write robust APIs, and...

Senior Software Engineer (Backend) ABOUT LINGO Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that...

Ultralytics is seeking an LLM Engineer to advance our LLM capabilities, deploying state-of-the-art models and building APIs for seamless integration. You will optimize performance, collaborate on AI-driven solutions, and ensure data quality and reliability across pipelines. Ideal candidates have extensive experience with LLMs, transformer models, NLP...

Key ResponsibilitiesAs a Backend Engineer within Advanced Analytics (DA3) in the Chief Data & AI Office area at Allianz Partners, you will join our central AI team to build reusable AI foundations and production‑grade AI services on a global scale.We are looking for an engineer with strong software engineering fundamentals and hands‑on cloud and DevOps...

Join to apply for theBackend Engineer (Typescript) (50K€-65K€)role atJoppyWe're hiring aBackend Engineer for our client— someone who'll own the backend systems that power our crypto and self?custody platform.You'll bring deep expertise in Go, TypeScript, RabbitMQ, and Kubernetes, paired with a passion for distributed systems, cryptography, and...

Lingo is building a cutting-edge digital health platform. We design real-time biosensor data processing with scalable backend services and analytics pipelines.Senior Software Engineer (Backend) will design and maintain microservices, implement event-driven integrations, and ensure security and privacy per HIPAA/GDPR while mentoring others and solving...

Overview We are currently looking for an experienced Backend Developerwith strong expertise in LangChain / LangGraphto join our client’s international tech team. If you’re passionate about AI agentsand enjoy working on innovative backend architectures, this role is a great fit for you! Responsibilities Design and build AI Agentsusing LangChain /...

Help Us Build The Future of Travel At Airalo, we're making it easier for people to stay connected wherever they travel. As the world's first eSIM store, we help millions of travelers access affordable mobile data in 200+ countries and regions around the world.Your Next DestinationLocation: Remote, anywhere in Spain or the UK.Contract:Spain: Full-time,...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Engineer based in Spain. Join a small, ambitious product team building technology that helps hundreds of thousands of users better understand and manage their finances. You’ll play a key role in developing the central...

Cavendish Professionals is seeking a fully-remote Senior AI Engineer to design and develop AI-powered applications. The role involves building backend services using Python and FastAPI, integrating AI workflows, and optimizing performance of AI systems. Ideal candidates will have expertise in LLMs, relational databases, and frameworks like LangChain or...

Seeking a Senior Java Backend Engineer with 7+ years of experience in Java, SpringBoot, microservices, and cloud platforms like AWS. Requires proficiency in Kotlin/Go, SQL/NoSQL databases, and strong English communication skills.

Clarivate in Barcelona is seeking a Lead Software Engineer - AI Product development to join the AI Engineering team. You will build scalable AI-powered software using Python, cloud technologies, microservices, and LLM-based applications.You will collaborate in a small team, shape backend architecture, mentor engineers, and drive reliability and production...

Senior Backend Engineer (m/f/d) As a Backend Engineer within Advanced Analytics (DA3) in the Chief Data & AI Office area at Allianz Partners, you will join our central AI team to build reusable AI foundations and production-grade AI services on a global scale. We are looking for an engineer with strong software engineering fundamentals and hands‑on cloud...

AI-Driven Software Engineer (Node.js & C++)We offer you the opportunity to join the leading Spanish company in the IT sector, with more than 25 years of experience and one of the most solid track records as a provider of technological solutions for companies.We are a growing company with more than 400 employees and offices in Logroño, Madrid, Barcelona,...

Albertine builds white-label digital concierge experiences for luxury brands and their members. Our backend is a multi-tenant TypeScript API platform that powers the member-facing concierge apps, LMT — the internal platform agents use to manage members and operations — plus payments, recommendations, messaging, and a growing set of third-party...

Job Post: This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Staff Product Engineer, Backend in Spain. This is an exceptional opportunity to help shape the future of modern observability platforms by building scalable backend systems that power mission‑critical billing, metering, and infrastructure services....

Colliers is a leading diversified professional services and investment management company. With operations in 68 countries, our 22,000 enterprising people work collaboratively to provide expert advice to maximize the potential of property and real assets to accelerate the success of our clients, our investors and our people.We are at the forefront of the...

We are looking for Top Talent…and we would be delighted if you joined our team!More in detail, UST is a multinational company based in North America, certified as a Top Employer company with over 35,000 employees worldwide and a presence in more than 30 countries. We are leaders in digital technology services, delivering large-scale technology solutions...