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BackEnd Developer l Multinacional tecnológica Decskill España Murcia, huerta de murcia (comarca); región de murcia, Spain Descripción del trabajo En Decskill, creemos que la excelencia tecnológica nace del talento…
King (the Candy Crush maker, part of Microsoft) is hiring a mid-level Java backend developer in Barcelona to build and maintain game features, services, tools, and shared Java server frameworks for its Catalog Games titles. Day to day you own features across the full backend lifecycle — design, implementation, testing, deployment, monitoring, and production support of large-scale, real-time system
IT consulting firm Capitole seeks a Golang backend developer to build high-performance services, design REST APIs and microservices, and evolve existing functionality within a SCRUM team. Hybrid role in León, Spain (2 office days, 3 remote) with flexible hours, health insurance and flexible compensation.
Senior backend developer building services in Java and Spring at idealista, translating business, product, and UX needs into robust technical solutions. Remote-friendly role with headquarters in Madrid, emphasizing good practices and sustainable software design.
Builds, analyzes and maintains backend applications and REST services using C#, ASP.NET and .NET Core for TECDATA ENGINEERING, working 100% remotely while residing in Madrid. Requires 5+ years with Microsoft technologies; microservices and agile experience are a plus.
Senior backend developer working in Java and Spring Boot on AWS for a mobility-sector project, building and maintaining services in distributed environments. Fully remote role with a permanent contract, €38,000–40,000 gross per year plus health insurance and meal-ticket benefits.
Backend PHP developer (5+ years of PHP experience) joining Primeit España's international team in a hybrid role based in Madrid. Day-to-day work involves Symfony, Laravel or Slim, Doctrine/Eloquent ORM and relational SQL, with Docker, Kubernetes and Vue.js valued. International mobility and a career growth plan are offered.
Backend Golang developer at IT consultancy Capitole, working in an agile team to evolve high-performance backend services and design REST APIs and microservices. Hybrid setup in Madrid (2 days onsite, 3 days remote) with ongoing training offered.
IT Partner in Málaga is hiring a Senior Python backend developer to build high-performance distributed services and critical components, owning them end-to-end from design to production deployment. The role involves collaboration with technical and business teams in an international environment, mentoring juniors, and following security standards.
Senior Python developer joining a backend platform team that builds high-performance distributed services and batch processing pipelines, owning features end to end from design through production deployment. Core stack is Python, relational databases, and CI/CD (GitHub Actions/Jenkins), with Kafka, cloud, Docker/Kubernetes and financial-domain knowledge valued.
Senior backend developer specialized in cryptography for international transport and mobility projects: building highly scalable transactional microservice platforms in the cloud, integrating payment/ERP services, and implementing cryptographic solutions, key management (KMS/HSM) and secure development practices. Core stack: Java 17+, Spring Boot, Docker, Kubernetes.
Senior Python developer owning backend platform services end to end — development, testing and deployment of high-performance services for an international environment. Remote with hybrid option; works with relational databases, CI/CD, Docker/Kubernetes, AWS/Azure/GCP and messaging tools.
Kirey España is hiring a 100% remote Quadient developer (frontend & backend) to build communication automation projects. Day to day involves working with Quadient Inspire tools, REST APIs, and collaboration tools like Jira, Confluence and GitHub, with a B2 level of English required.
Backend Node.js developer for Social You, based in Barcelona with 100% remote flexibility, joining an international team in an agile environment. Day-to-day work involves building backend services, ideally using NestJS, SQL/NoSQL databases, and serverless cloud architectures.
Backend developer at Capitole building and operating critical IoT and cloud production solutions, with a focus on AWS, Terraform, CI/CD, Docker, and Kubernetes. The role offers an indefinite contract, flexible hours, annual training, and remote work based in Madrid.
Senior Python backend developer on a platform team owning features end-to-end from design through production deployment, collaborating with international technical and business teams. Core stack is Python with CI/CD and relational databases; remote with a hybrid option (3 days remote / 2 on-site from Ibiza).
Junior backend developer (Valencia area, hybrid) building web applications — mostly internal tools — and their APIs in Node.js, .NET, and Python. Includes writing unit tests, evolving existing apps, and joining external client projects alongside senior developers. Full-time permanent contract with flexible hours.
Backend engineer at Duolingo building reliable, scalable systems across teams like Duolingo Score, Ads, Observability, or Time Spent Learning, using Java, Python, or Kotlin with database technologies.
Backend engineer on Duolingo's Ads team building and scaling ad serving, mediation, and demand systems using Java, Python, or Kotlin with cloud infrastructure and database technologies.
Designs and builds scalable backend systems for payments and financial workflows using Scala, Kafka, Kubernetes, and AWS, ensuring reliability and security for a fintech platform.
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