Empleos de senior backend engineer en Zaragoza

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...

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...

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....

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...

Elastic's Observability Streams team is building Elastic's unified data pipeline and the backend services powering Logstash. You will design, build and operate features in Java and Golang, contribute to the OpenTelemetry Collector, and help deliver reliable data routing at scale.This remote-first, globally distributed role demands strong communication, deep...

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...

Una empresa innovadora en España busca un Backend Engineer con más de 3 años de experiencia. El candidato participará en el desarrollo del MVP de una plataforma basada en IA y datos. Se requiere dominio de Node.Js o Python, junto con experiencia en arquitecturas de APIs REST. Ofrecemos trabajo 100% remoto, un entorno sin burocracia y un salario...

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%...

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,...

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...

TechsBCN busca un Desarrollador Backend Blockchain para trabajar de forma remota. Serás clave en el diseño, desarrollo y mantenimiento de nuestras soluciones descentralizadas, incluyendo la arquitectura de contratos inteligentes, la integración con redes blockchain y la construcción de APIs seguras, escalables y eficientes.Colaborarás estrechamente con...

Lever, Inc. is seeking a Senior Software Developer (Node.Js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs.You will own technical decisions, enforce coding standards, and mentor peers while working in...

Miratech is seeking a Senior Backend Engineer (Golang) to design and build scalable, reliable backend systems. You will develop distributed services, design robust APIs, and implement event-driven architectures, with occasional frontend support in React.The role emphasizes scalability, security, and maintainability, working on integrations with enterprise...

Grafana Labs is hiring a Senior Software (Database) Engineer to help build the underlying storage system for a general purpose data platform. You will work on a SaaS-ready database layer with OLAP/OTLP capabilities, designed to run across cloud providers, with high autonomy and cross-functional collaboration.The role emphasizes pragmatic architecture...

Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and AI enablement. We are 340+ engineers across Europe (UK, Spain, Portugal), the Americas, and the Middle East, delivering technology-driven outcomes with senior expertise and close...

Intellia is seeking a Senior Python Backend Engineer to design and build scalable backend services for agent-to-agent communication on AWS AgentCore platforms. You will work on Python-based backends, API integration, and asynchronous event-driven patterns to enable robust multi-agent interactions.The role emphasizes API design, registration and discovery...

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 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. This is a mission-critical position at a leading software company offering strong compensation...

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...

Overview In this role you will drive AI-powered feature development for ClickHouse Cloud, spanning backend inference services to user-facing interfaces. You will join a high-performance database platform and help integrate AI capabilities that empower users to extract value from their data. You will shape end-to-end implementations, from inference APIs to...