Empleos de backend engineer nodejs en Zaragoza

We are looking for people who are passionate, innovative and ready to make a difference.Technical Project ManagerPublished: November 24, 2025About employmentWho we areWe are a fast-growing EnergyTech company combining deep industry expertise with cutting-edge AI to modernize operations, product configuration, and customer experience for utilities and energy...

Banco Santander SA in Spain is seeking a Back-End Software Engineer to design, build, and deploy cloud-native backend services using Java and Kotlin. You will own features from idea to production in a fast-paced, collaborative environment.Join a remote-friendly team that leverages Spring Boot, Kubernetes, and AWS with a DevOps mindset, delivering scalable...

Our partner is looking for a Staff Full Stack Engineer - Sell Side Engine based in Spain.This is a highly hands-on Staff Engineer role focused on solving complex technical problems within a rapidly scaling energy technology environment.You will join a small, high-impact product squad responsible for rebuilding the systems that support renewable energy...

Your mission at MercanisAt Mercanis, we are building the AI Procurement Platform that powers the procurement of tomorrow, digital, transparent, and intelligent. We are looking for a Frontend Engineer who is excited to build beautiful, intuitive, and performant user experiences for our B2B platform. You will work in a cross-functional agile team alongside...

Founding Full-Stack Engineer I Tech Lead Sobre el reto Estamos en esa fase de una startup que es, a la vez, la más divertida. Tenemos producto, tenemos tracción y tenemos un equipo técnico de tres personas con ganas de comerse el mundo. Lo que no tenemos es a la persona que ponga orden en la arquitectura, defina la cultura de ingeniería y lidere la...

Descripción del empleoEnAlmato Iberia, somos parte de un grupo internacional líder en soluciones digitales inteligentes. Desarrollamos software innovador que impulsa la transformación digital de grandes empresas en Europa.Actualmente, buscamos un/aSenior Software Engineer / Full Stack Developer con un nivel alto de ingléscon experiencia enElixir y...

Overview Quest Software is looking for an experienced AI Software Engineer to help define and advance AI-first software development practices for a cloud-native SaaS product on the Microsoft Azure platform. This role is intended for an experienced developer who combines strong C#/.NET, Azure, cloud architecture and backend engineering skills with proven...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer (Golang/TypeScript/React) - Independent Contractor based in Spain.This is a senior engineering opportunity focused on building and evolving a data-intensive platform used by major global organizations and...

Buscamos API Development Engineer (Mid-Level) | Apigee | Remoto EspañaEn Serquo seguimos creciendo y buscamos incorporar un/a API Development Engineer para un proyecto del sector banca con foco en desarrollo y evolución de plataformas API.Importante: posición 100% remota desde España (es necesario residir en España).¿Qué harás?- Diseño, desarrollo y...

Location:Fully remote (EMEA timezone)Start date:ASAPLanguages:Fluent English requiredIndustry:Cloud Computing / AI / European Deep-Tech SaaSAbout The RolePragmatike is recruiting on behalf of a European deep-tech company building a decentralized, energy-efficient alternative to traditional cloud providers. Their platform operates on distributed bare-metal...

Grafana Labs is seeking a Mobile SDK Engineer to build and maintain the iOS instrumentation SDKs (Swift/Obj-C) and contribute to OpenTelemetry integrations. You will own features end-to-end, optimize startup and memory performance, and collaborate with backend, frontend, and solutions engineering to deliver cohesive observability.As a fully remote team,...

Pragmatike is seeking a Senior/Lead Android Engineer to design and build high-performance Android apps in Kotlin, interfacing with a distributed backend and a decentralized cloud platform.You will own mobile architecture from development to Play Store deployment, collaborating with backend, infrastructure, and product teams while mentoring peers in a...

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate the...

At Rabbit, the unit of value is shipped product, not lines of code. AI handles the typing. The scarce skill is deciding what to build, validating it with real customers, and getting it to GA. We’re hiring a Product Engineer who lives that loop on BigQuery — Rabbit’s primary optimization surface and the one our customers spend the most on.Two...

Staff Software Engineer — Java / Spring PlatformCroatia; Spain ; United KingdomDuetto's core Java/Spring platform processes millions of rate decisions daily across thousands of hotels worldwide — and this role owns its architecture and evolution. As Staff Software Engineer on the Dev Platform team, you'll drive domain decomposition, define service...

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of...

Sumsub is the first AI-powered trust infrastructure for compliance operations at scale. It connects identity and business verification, fraud prevention, transaction monitoring, and risk workflows, helping teams reduce manual work and enter new markets.Trusted by over 4,000 clients across financial services, crypto, mobility, trading, marketplaces,...

We're MiLaboratories, the team behind MiXCR and Platforma.Bio.Our tools are cited in thousands of papers and used in the published methods of approved cancer immunotherapies and the COVID vaccines that reached millions of people.5 of the top 10 pharma companies run discovery programs on Platforma today.Our goal is 10 of 10 by year-end.We're hiring 4–5...

About Unleash Unleash is an open source feature management platform that helps development teams experiment faster while reducing the risks of releasing software in production. Our mantra is “Create with freedom. Release with confidence.”Modern software teams move fast, but releasing safely is still one of the hardest parts of building software. That is...

Overview In this role you will drive AI-powered feature development for ClickHouse Cloud, spanning backend inference services to user-facing interfaces. You will join a high-performance database platform and help integrate AI capabilities that empower users to extract value from their data. You will shape end-to-end implementations, from inference APIs to...