Empleos de backend engineer nodejs en Zaragoza

Alvatross busca un/a Desarrollador/a backend Senior con Java y Spring Boot para trabajar en proyectos OSS en el sector de telecomunicaciones. Participarás en arquitecturas de microservicios y en iniciativas internacionales, con acceso a formación y herramientas modernas.Trabajarás 100% remoto desde España, con horario flexible (entrada entre 8:00 y 9:00)...

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,...

Semrush Inc. is seeking a senior backend engineer with strong Go expertise to own complex features and ensure backend quality. You will design scalable APIs, drive performance tuning, and guide mid-level and junior developers within a data-driven team.You will contribute to CI/CD pipelines, incident responses, and best-practice coding standards while...

Kapres Technology busca un Backend developer para unirse al equipo y trabajar con .NET 7/8, EF Core, Dapper y herramientas modernas. Se valora experiencia en Swagger, Serilog, MediatR y AutoMapper, así como pruebas con XUnit y FluentAssertions.La posición ofrece contrato indefinido y 100% teletrabajo desde España. Se requiere iniciativa y capacidad para...

Somos Métrica Consulting, una consultora de negocio, integración de sistemas, servicios y soluciones IT, comprometida con la Sociedad de la información y el desarrollo tecnológico, cuyos objetivos son un continuo crecimiento y convertirnos, para nuestros clientes, en un partner de negocio y tecnología cada día más sólido.Actualmente estamos en...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...

¿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...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer - Payments & Fintech based in Spain.This is a high-impact backend engineering role focused on rebuilding and scaling the financial systems at the heart of a rapidly growing global platform.You will own the...

Direct message the job poster from TreatwellSenior Backend Software EngineerIn this role, you will make a meaningful contribution in ensuring we continue to move in the right direction. You will be working on a variety of exciting technologies. Our tech stack is: Java with Spring Boot, Hibernate, PostgreSQL, MSSQL, Git, GitLab, GitLab CI, Docker, Kubernetes,...

Tecdata Engineering busca un Senior Backend Developer especializado en Scala para Sage HCM, con foco en evolución del producto y automatización de procesos. Participarás en un proyecto internacional orientado a UK, Billing & Provisioning y resolución de incidencias.Se valorará experiencia con SQL avanzado, monitorización y escalabilidad. Modalidad 100%...

At Accenture, we believe in technology as the engine for the total reinvention of the company. We work with the leading platforms and partners in the market to drive our clients' businesses through digitalization, AI, and data. If you want to be part of a Great Place To Work and join a team of over 740,000 professionals worldwide, keep reading: Are you a...

About HuzzleAt Huzzle, we connect exceptional talent with top opportunities at leading companies across the UK, US, Canada, Europe, and Australia. Our clients include fast-growing startups, SaaS platforms, and digital-first businesses. Unlike traditional outsourcing models, you are placed directly with a client as an in-house team member, contributing to...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Founding Engineer based in Spain.This is a high-impact founding engineering opportunity at an early-stage AI infrastructure startup. You'll work directly with the founder to transform a working AI agent product into robust,...

At Accenture, we believe in technology as the engine for the total reinvention of the company. We work with the leading platforms and partners in the market to drive our clients' businesses through digitalization, AI, and data. Are you a passionate Software Engineer with experience across the stack including Microservices, Event Architectures, Container...

About the RoleWe're looking for a Principal Server Engineer to own the backend systems powering our live games - services currently supporting 1M+ DAU. You'll be responsible for performance, scalability, and reliability at the core of our infrastructure, working closely with the engineering team on everything from schema design to incident...

Rechat Inc is seeking an experienced Backend Engineer to architect and maintain core services powering our CRM and Marketing platforms. You will design scalable data models and write high-performance SQL queries, ensuring robust testing and smooth API evolution.The role emphasizes collaboration with Customer Success and cross-functional teams, driving...

Traka (Assa Abloy) is looking for a Go Backend Cloud Native Engineer to join their Hospitality division. This role involves designing the transition from monolith to microservices and working on cloud-native applications within their R&D department.The ideal candidate has experience in backend development, API design, and Kubernetes. The position offers...

Alignerr Corp. is seeking Back End Developers for a fully remote hourly contract in Madrid. Design, build, and optimize server-side systems and APIs powering AI products, including data pipelines and scalable microservices that handle real-world traffic.You will work with languages like Python, Go, Java, Node.Js, or Rust, and use AWS/GCP/Azure, PostgreSQL,...

Lever, Inc. is seeking a Senior Backend Engineer for Payments & Fintech in Spain. You will rebuild and scale the financial systems at the core of a growing global platform, owning architecture for billing, subscriptions, and entitlements. You will lead migrations from legacy systems while ensuring correctness, reliability, and auditable financial records....

Lighthouse is seeking a Backend Engineer for itsCrawler Engineering team in a remote-friendly Spain/Barcelona setup. You will design and build high-performance data acquisition systems using Rust and other stack tools, tackling billions of data points from the web.You’ll work on proxies, HTTP stacks, and browser tooling, enabling safe, AI-assisted growth...