Empleos de backend engineer nodejs en Madrid

Joppy busca un Senior Backend Engineer para diseñar y operar los servicios backend centrales de nuestra plataforma de post-trading. Trabajarás en un entorno con Java, Spring y Kafka, asegurando rapidez, escalabilidad y mantenibilidad de los sistemas críticos.El puesto es híbrido, con 3 días en la oficina de Madrid; se valora experiencia en mercados...

JOIN KLEO AND BUILD THE FINANCING INFRASTRUCTURE FOR EUROPE'S COMPANIES Kleo ( is an AI-native platform that helps compaies find, match, manage, and monitor their entire financing stack: public grants, bank lending and private capital, through automated, end-to-end workflows. We replace a process that has traditionally depended on slow, manual,...

Location: Madrid, Spain (Remote - Must live in Spain) - 1 day per month Skills: Node.js, TDD, DDD & CI/CD Languages Required: Spanish (native/high level) & English (Professional) About the Role We're looking for a Node.js Backend Engineer who thrives in collaborative environments and is passionate about building scalable, secure, and...

AgileEngine is seeking a Senior Backend Engineer to build and scale the backend of a high-traffic gaming companion site. You will work with TypeScript on Node.js, design SQL schemas, caching strategies, and analytics pipelines while integrating Stripe, Discord, Blizzard, IGDB, Steam and YouTube APIs. The role requires 5+ years of backend development,...

We’re hiring aSenior Backend Engineerto design, build, and scale high-performance backend systems that protect governments and critical infrastructures.About the company:Fast-growing cybersecurity company redefining digital security standards in the B2G (Business to Government) space. They tackle complex, high-stakes challenges with serious engineering and...

Accude busca un Senior Java Backend Engineer para unirse a un proyecto en Madrid en modalidad híbrida. Serás el responsable técnico de mantenimiento y evolución de una parte de nuestra plataforma digital interna, trabajando en Java y Spring Boot, microservicios y arquitectura basada en eventos. Colaborarás con el PO, coordinarás subequipos y...

Job TitleStaff Backend Engineer – Remote, EuropeBase Pay Range$120,000 – $200,000 per year, plus equity 0.5%–1%AccountabilitiesDesign, develop, and scale high‑traffic backend services, APIs, and runtime systems.Build developer interfaces, SDKs, and tools that enhance developer experience.Collaborate with customers to understand and solve integration...

Backend Software Engineer / Developer (C#. Net Python Type Script) Madrid onsite to €120,000 Are you a technologist Software Engineer with a first class education looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role? You could be progressing your career at a scaling Fintech, building...

Desarrollador Python con experiencia en AWS y procesamiento de datos, enfocado en ETL, SQL avanzado y herramientas CI/CD, para un proyecto tecnológico en Madrid.

Brief info about VintedOur mission is to make second?hand the first choice, and we're looking for people who want to help us get there.Every day, we work together to help our members buy and sell pre?loved clothing and lifestyle items, giving each piece a second life – or even a third.The Vinted Group is made up of three business units that support this...

Metrica España busca un/a Programador/a Senior de Java para unirse al equipo y liderar el desarrollo backend en proyectos del sector asegurador.¿Le interesa este puesto? Puede encontrar toda la información relevante en la descripción a continuación.Se valorará experiencia en Java y Spring Boot y capacidad para diseñar APIs seguras y escalables.La...

Sabio Group in Madrid is seeking a passionate Backend Developer to cover a long-term leave. The role focuses on designing and implementing Java and .NET microservices and REST APIs to support CX integrations for European clients. This temporary contract requires a strong problem-solving mindset within a fast-growing team. You will work on secure, scalable...

Invopop (YC W23) is seeking a Staff Product Engineer in Madrid. You'll take ownership of various Apps from research to production. Responsibilities include driving product decisions and supporting customers.The ideal candidate has over 10 years of experience in backend systems, strong product judgment, and is fluent in English. Compensation ranges from...

Paradigma Digital en España busca un desarrollador backend con Python y Django para construir APIs rápidas, observables y escalables, optimizando desde la base de datos hasta la entrega continua. Se valora experiencia en Django Rest Framework, PostgreSQL, Redis, Celery y herramientas de observabilidad como OpenTelemetry y Datadog.Se trabajará en pipelines...

Codeway ищет опытного Backend Engineer для разработки потребительских AI-приложений и масштабируемых бэкендов. Ваша работа охватит архитектуру микросервисов, API и интеграцию с облачными сервисами, включая...

SD Worx is seeking a Senior Back-end. NET Developer to join the Corporate Data Management (CDM) team within Data & AI. You will design, develop, and maintain back-end solutions enabling data integration across enterprise systems and supporting Master Data Management initiatives. The role requires hands-on. NET expertise, proactive collaboration with...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance payment systems. This remote role offers the opportunity to work in a dynamic environment, focusing on scalability and innovative solutions. Ideal candidates will have over 5 years of PHP experience and knowledge of Domain-Driven Design and Agile...

SQLI in Valencia, Spain, seeks an experienced SAP Commerce Cloud Backend Platform Engineer to own and evolve the backend platform landscape of our SAP Commerce Cloud environment. You will design, implement, and optimize platform services, with a strong focus on automation, security, and performance. You will collaborate with cross-functional teams to drive...

Full-time Company DescriptionT‑Systems is part of the Deutsche Telekom Group, with around 30.000 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...

T-Systems Iberia, part of the Deutsche Telekom Group, is seeking an Engineer to advance the T Cloud Public platform with a customer-focused approach. You will solve complex cloud backend issues, automate tasks, and work hands-on with hardware in a collaborative, open environment. We value strong Linux security, OpenStack experience, and cloud networking...