Empleos de senior backend engineer java en Zaragoza

Overview As a Senior Software Engineer on the Elasticsearch - Search Relevance team, you will shape the direction and implementation of high-performance search features. You'll work with a globally distributed team to enhance relevance and speed, contribute to vector search capabilities, and tackle tough bugs and algorithmic challenges. You'll engage with...

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,...

Overview As a Senior Software Engineer at Fever, you will help scale and strengthen our Python-based services that power global iOS, Android, and web experiences. You’ll work in a fast-paced, hands-on engineering team focused on performance, reliability, and observability, with strong emphasis on CI/CD and cloud infrastructure. You’ll collaborate...

Overview Senior Software Engineer to help build a cloud-native data processing platform. You design, build, and maintain scalable backend services in Scala for data ingestion, transformation, and analytics across AWS and GCP. You’ll work with cross-functional teams to ensure reliability, observability, and secure cloud integrations. You’ll mentor...

Overview In this Backend Engineer role, you help shape Fever’s platform that connects millions with live experiences. You will work within the engineering team to deliver robust, scalable services in a Python-based stack, with a strong emphasis on code quality and CI/CD. You’ll participate in architectural discussions, build end-to-end features, and...

Overview In this role you will contribute to building scalable backend services for Deel’s global payroll and HR platform. You will work within a cross-functional Engineering team to plan, design, and deliver robust features and APIs that serve customers worldwide. You will tackle performance and reliability challenges at scale, while maintaining a...

Overview In this role you will shape a high-performing, distributed backend platform that handles recipe execution, events, and jobs. You’ll work with a cross-functional team to scale and secure complex systems, balancing performance, durability, and concurrency. You’ll contribute across the full development lifecycle, improving the core engine and...

Overview In this role you will strengthen Elasticsearch by building scalable, secure foundational infrastructure and shared features. You’ll drive developer productivity through automation, and help Elasticsearch scale across serverless, cloud, and on‑premise environments. You work cross‑functionally with the ES team and open source communities to...

Overview As a Senior Software Engineer on the Elasticsearch - Distributed Systems team, you will advance scale, performance, and resilience across the cluster. You’ll improve indexing and coordination across nodes, and help push the system to handle larger shards and datasets. You’ll diagnose complex performance and concurrency issues and mentor others....

Overview En Scalian, buscamos un Backend Senior para integrar un equipo especializado en banca. Liderarás desarrollo y mantenimiento de microservicios en Java y APIs REST, trabajando con tecnologías modernas y prácticas de CI/CD. Formarás parte de un equipo de alto nivel, impulsando soluciones punteras en un entorno internacional. Esta oportunidad te...

¡Buscamos Senior Backend Engineer para un proyecto 100 remoto en España!Ubicación: EspañaModalidad: RemotoContrato: IndefinidoFuncionesDiseño y desarrollo de soluciones backend escalables.Construcción de arquitecturas basadas en microservicios.Participación en entornos distribuidos modernos.Integración de sistemas de mensajería y procesamiento...

The Whiteam Consulting busca un Senior Backend Developer con sólida experiencia en Java, Spring Boot y Spring Batch para liderar la modernización de sistemas mainframe. Trabajarás en la migración de procesos COBOL hacia arquitecturas Java modernas, aplicando herramientas de IA en el SDLC y automatización avanzada.El rol implica diseñar soluciones,...

Overview In this Senior Full Stack Engineer role, you own end-to-end delivery for Duetto’s core revenue platform, driving a major monolith-to-microservices migration. You’ll work across Java/Spring Boot backends and TypeScript/React frontends, shaping scalable systems and high-quality user experiences. You’ll operate with strong architectural judgment,...

Overview As a Senior Engineer on the Prism team, you will shape scalable security data platforms that form a trustworthy picture of users, hosts, and services. You’ll partner across product, design and engineering to transform hard problems into reliable systems used by security teams. The role blends backend data modeling, APIs, and performance-focused...

Overview In this Senior Backend Engineer role, you help build Fever’s high-performance live-entertainment platform. You work within a fast-growing engineering team to deliver scalable features and robust services. You’ll collaborate with Product, Data, and other engineers to improve architecture, observability, and developer experience. This position...

Overview As a Senior Software Engineer in the Elasticsearch storage team, you architect and optimize the core storage and query engine to boost performance at scale. You collaborate across a distributed, globally distributed team to advance observability workloads and data layouts for object storage. You mentor peers, drive architectural clarity, and apply...

Overview As a Senior Software Engineer on the AMO/DevHub domain, you will help shape the Firefox add-ons ecosystem by delivering major features and architectural improvements. You’ll partner with engineers, reviewers, product leads, and the community to modernize the platform, improve reliability, and scale review and moderation. You’ll build observable,...

Overview As a Senior Software Engineer on the Integrations Team, you will shape how Elastic appears in the AI ecosystem. You will build and evolve the MCP server and its supporting infrastructure in Go, enabling Elastic to connect with third‑party AI tools and ecosystems. You will create portable agent skills, tooling for authoring and publishing, and...

Overview As a Senior Java Full Stack Engineer, you will join a greenfield fashion retail project to design, build, and evolve a new digital product from scratch. You will define architecture, implement core capabilities, and deliver an MVP that drives real business value, collaborating with Spanish-speaking stakeholders. You’ll work hands-on across...

NEORIS busca un/a Senior Backend Engineer con experiencia en Java y Spring Boot para diseñar e implementar APIs REST y gestionar integraciones con sistemas legacy (DB2) mediante JDBC. El rol requiere definir APIs bajo OpenAPI, aplicar patrones de resiliencia y realizar pruebas de contrato para garantizar la integración estable en entornos críticos. Se...