Empleos de backend engineer nodejs en Zaragoza

En JAKALA seguimos creciendo y buscamos un/a Backend Engineer para formar parte de un equipo de desarrollo en una Plataforma de IA escalable en nuestra oficina de Madrid, Barcelona, Gijón o Pamplona (o posibilidad de trabajo remoto).Estamos desarrollando una plataforma basada en arquitectura modular con dos backends principales:Node.js (servicios...

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 (Python) based in Spain.As a Backend Engineer, you will help develop and scale an AI-powered voice platform designed to improve healthcare access and support for adults aged 65 and older. You will build the Python...

Senior Software Engineer, Backend (Card)Remote SpainAffirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.We are reinventing credit cards in the most transparent way possible. We are working directly with card issuers to change how credit is...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re:invent it. Do it better. Never settling for good enough.Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We're creators, makers and doers. Helping athletes make a difference, not just in their games, but in...

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.We are reinventing credit cards entirely. We are working directly with card issuers to change how credit is used throughout the world, creating new types of cards that work for both their...

About GilyticsGilytics is a Swiss geospatial SaaS company. Our platform, Pathfinder, helps utilities, grid operators and infrastructure planners find the best routes and sites for new infrastructure, turning months of manual planning into a data-driven, transparent process. We are a remote-first team of about 26 people across Europe and the Americas.The...

About the ClientOur client is an AI-native product company built to replace how billions of people manage their digital lives - starting with email, notes, and task tools that were never designed to be AI-native. It's backed by multi-million-dollar investment and built remote-first from day one, with a clear target: cut the time it takes users to get...

En Endalia desarrollamos una plataforma SaaS integral de RRHH que permite a las organizaciones digitalizar por completo la gestión del capital humano (HCM) y la Nómina. Somos más de 200 profesionales y seguimos creciendo para consolidarnos como una empresa líder en software de gestión de personas en los países de habla hispana. Si te apasiona el...

Fliff is seeking a Senior Python Engineer to join the Integration team. You will own backend features end-to-end, build scalable services in Python and Django, and drive integrations with KYC, geolocation, and payments.You will work closely with product and engineering to scope new integrations, implement observability, and write tests to ensure reliability...

Intellias is seeking a Lead Backend Engineer - Healthcare Data Interoperability to lead a large-scale, real-time health data platform.You will guide architecture, development, and production operations across backend and data pipelines with strong FHIR expertise.The role emphasizes hands-on leadership, collaboration with US stakeholders, and driving adoption...

Nix is seeking a Senior Software Engineer, Backend to build APIs, services, and data-access systems that power AI/ML data workflows. You will own substantial backend work from implementation through deployment and production support, collaborating with frontend, product, design, and data teams to deliver scalable product capabilities.You will design and...

ReCodme busca un/a profesional con experiencia en desarrollo backend con Java y arquitecturas de microservicios, capaz de trabajar en entornos ágiles y colaborar con distintos equipos técnicos.Se valoran conocimientos en Java 8 y 11, Spring Boot, pruebas con JUnit/Mockito, APIs REST y herramientas de automatización como Maven. También se valoran OpenAPI,...

Vortech PCI Group S.L. seeks an experienced backend developer to design, build and maintain scalable services using C#, .NET Core and ASP.NET Core for an international greenfield electronic trading platform.The role focuses on REST APIs, microservices, distributed systems and event-driven integrations, with emphasis on performance, reliability and CI/CD in a...

Capitole está buscando un/a Python Developer con conocimientos de DevOps para unirse a uno de nuestros proyectos tecnológicos. Se valora experiencia en desarrollo backend con Python 3 y FastAPI, y capacidad para trabajar en entornos DevOps.Se requiere manejo de Docker y entornos Linux, y experiencia en CI/CD con GitHub Actions, más experiencia en AWS. Un...

Nutrient is building a scalable backend platform that powers Document Engine and related services. We seek a backend engineer who focuses on database-first design, with a track record of handling large volumes of data and annotations across global deployments.You will design data models, ensure fast query paths, and own architecture decisions. This role is...

Affim is hiring a Senior Software Engineer, Backend (Comms Core) to own and deliver backend services for high-volume, multi-region communications. You will design, implement, and operate reliable systems, collaborating with product, design, analytics, and security teams to balance customer impact and technical constraints.You will lead integrations with...

Jobgether partners with a company seeking a Backend Engineer (Python) based in Spain to help build an AI-powered voice platform for healthcare, focusing on adults 65+. You will develop Python services, APIs, data models, and background workflows enabling patient enrollment, scheduling, and follow?ups.You'll work within a distributed European engineering team...

Lever, Inc. seeks a Backend Engineer focusing on MTA infrastructure, based in Spain but fully remote. You will build and operate high-volume email delivery systems, including SMTP delivery, routing, retries, and reputation controls, with ownership across reliability and observability.You'll work with Trust & Safety and Core Sending teams, using TypeScript or...

Full-timeCompany DescriptionT?Systems is part of the Deutsche Telekom Group, with around ****** employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers' experience.We trust people: we offer...

commercetools is seeking a Senior Search Engineer to join the Discovery Team to build the retrieval layer behind product discovery for leading ecommerce brands. You will enhance search across catalogs, enabling fast, cost-effective results in a scalable JVM backend.You will work on lexical, semantic, and hybrid retrieval with ElasticSearch/MongoDB,...