backend engineer

Swiss Re in Madrid is seeking a Senior Back-End Engineer to design and develop cloud-native software solutions for Life & Health clients. You will collaborate with product owners, architects, and engineers to translate business needs into robust technological solutions aligned with the product roadmap. You will lead design discussions, review peers, and...

About Us At Nextlane, we don’t just develop software solutions – we create the future of the automotive industry. We are a company that combines advanced technology with a clear vision: simplifying and digitizing every step of the automotive customer journey, empowering manufacturers and dealerships to thrive in a constantly evolving market. We believe...

Kleo is seeking a talented Senior Backend Engineer to develop and optimize our AI-native financing platform. You will contribute to the entire product lifecycle, building features using NestJS, TypeScript, and PostgreSQL, while integrating advanced AI solutions to enhance automated workflows.Join a dynamic startup environment in Madrid, where you will...

MediaMarktSaturn Plattform Services GmbH in Barcelona is seeking a senior backend developer to design, implement and operate scalable services for our Global Loyalty ecosystem. You will work with Kotlin, GCP, and modern DevOps practices to deliver reliable solutions that power millions of interactions across Europe.The role emphasizes event-driven...

Tecdata busca un Desarrollador Java Backend con más de 3 años de experiencia para diseñar, desarrollar y mantener aplicaciones empresariales. Se requiere dominio de Java, Spring Boot y arquitecturas de microservicios, con experiencia en APIs REST y optimización de rendimiento.Se trabajará con bases de datos SQL, Git y metodologías Agile, colaborando en...

Capitole busca un/a Desarrollador/a Java Senior para Madrid, en un proyecto estratégico del sector seguros. Contrato estable y a largo plazo, con modalidad presencial 4 días a la semana y teletrabajo los viernes.Requisitos: más de 5 años en Java/J2EE, Hibernate, Struts y SQL; fuerte capacidad de depurar y resolver bugs complejos; experiencia en el...

Experis en Madrid busca un Senior Backend Engineer especializado en .NET para unirse al Hub Tecnológico Internacional de una multinacional líder en Real Estate. Diseñarás y mantendrás soluciones backend escalables con C#, .NET y ASP.NET Core en un entorno de microservicios y APIs REST/GraphQL, participando en arquitectura, revisiones de código y...

Sngular en Valladolid busca un desarrollador backend senior para diseñar, mantener y escalar servicios de alta calidad, colaborando con equipos multidisciplinares y aplicando prácticas de arquitectura hexagonal y desarrollo orientado a eventos.Se valorará experiencia en TypeScript, NodeJS y NestJS, interés en IA y formación continua; ofrece flexibilidad...

ERNI предоставляет IT-услуги и консалтинг, реализуя модернизацию автомобильной отрасли на масштабируемой веб-платформе. Ваша задача — разработка backend на .NET и API, участие в AWS интеграциях, CI/CD и...

Intelligent Apps GmbH is seeking a Senior Backend Engineer (m/f/d) for Driver Onboarding to own backend features end-to-end. You will design and develop scalable services, work on distributed systems, and ensure performance through monitoring and CI/CD automation.The role requires strong Kotlin/Java skills, familiarity with Spring Boot, microservices, and...

Joppy busca un Backend developer con experiencia sólida en PHP y Symfony o Laravel, orientado a producto y con foco en desarrollo de back-end. Se trabajará en funcionalidades de producto y apoyo en Front-end con TypeScript y Vue 3. Se valoran buenas prácticas como SOLID, TDD y BDD, experiencia en SQL (MySQL) y enfoques Agile (Scrum/Kanban/Lean) y...

Jobtailor busca un/a desarrollador/a backend senior con Java 17+ y Spring Boot para desarrollar, mantener y evolucionar soluciones en la nube, asegurando integración entre sistemas.Trabajarás estrechamente con equipos funcionales y técnicos para analizar requisitos, diseñar soluciones y entregar desarrollos en entornos ágiles.Se valorará experiencia en...

About the Opportunity Banking Foundations domain mission for N26 is to provide secure and compliant banking services that are frictionless and innovative for customers, while enabling efficient operations and informed decision-making for our staff. We achieve this through robust customer identity verification, proactive risk management, and seamless...

Maintaining our start-up spirit, we prioritize thorough research, swift implementation of solutions, and ensuring that every effort we make benefits our users, employees, partners, and, of course, our businessWe’re looking for a Senior Backend Engineer who thinks like a product builder, thrives in a collaborative, cross-functional environment, and is...

A technology firm in Barcelona is seeking a Senior Java Backend Engineer for a long-term freelance project. The role involves building and optimizing backend services using Java and Spring Boot within a hybrid work model. Candidates should have over 7 years of Java development experience, strong expertise in microservices, and familiarity with cloud...

BCNC Group está buscando un Senior Backend Developer Java para liderar la creación de una plataforma logística global. Trabajarás desde cero, definiendo diseño, arquitectura y evolución tecnológica junto a un equipo técnico en un entorno ágil.Se requiere experiencia en Java 21, Spring Boot y microservicios, con foco en rendimiento, concurrencia y...

Fever is recruiting a backend engineer to build geo‑localized user platform services with a focus on data residency, multi‑region reliability and privacy compliance. You will contribute to a Python‑based stack, CI/CD pipelines, and cloud infrastructure. Within three months you design and implement end‑to‑end features, discuss architecture, and...

Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability across any stack, Grafana Cloud brings AI to observability and...

Senior Software Engineer (Backend)ABOUT LINGOLingo 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...

UST, a multinational technology services company, seeks a Senior Backend Spark Developer (Remote from Spain) to design and optimize data-processing solutions within the Client Contribution platform. You will build scalable Big Data pipelines, lead architectural decisions, and collaborate with multiple teams to ensure performance and reliability.The role...