Job Summary: We are seeking an experienced Java backend developer to join a dynamic team, building cloud-native backend services and closely collaborating on business logic and operational aspects. Key Highlights: 1. Java Spring Boot microservices development on Kubernetes and AWS 2. Service integration and support for cloud deployments 3. Focus on clean code, testing, and collaboration Location**Madrid** Salary**30,000 € \- 34,000 €****Gross/year** Category**Information Technology and Telecommunications** Subcategory**Programming** Sector**Services and Information Technology** Working Hours**Full-time** Work Modality**Remote/Telework** Professional Level**Employee** Department**IT** ### **Description** At Grupo NS, we are recruiting Java developers with at least **3 years of experience in Java and Cloud environments**. We seek a backend developer to join a team dedicated to building cloud-native backend services. The role focuses on developing Java Spring Boot microservices running on Kubernetes and integrated with Amazon Web Services. You will work closely with the technical lead on matters related to business logic, service integrations, and operational aspects of service execution in production. **Essential Requirements** 3\-4 years of professional backend development experience Experience with modern Java (11\+) and Spring Boot Experience building REST APIs Familiarity with Git-based development workflows Basic experience with Docker and Kubernetes (developer level: deployment, log inspection, YAML understanding) Some exposure to cloud environments (AWS preferred). General engineering best practices (clean code, testing, collaboration). **Responsibilities** Develop backend microservices using Java and Spring Boot Implement REST APIs and asynchronous processing logic Contribute to business workflows and service integrations Debug and resolve issues in cloud environments Write unit and integration tests Participate in code reviews and team technical discussions Support basic Kubernetes deployments and operations (logs, pods, configurations) Work with Git-based workflows using GitHub. At Grupo NS, we value both technological expertise and attitude—especially the desire to learn and develop new projects. We seek consistent individuals eager to evolve and grow their careers. ### **Minimum Requirements** Essential Requirements 3\-4 years of professional backend development experience Experience with modern Java (11\+) and Spring Boot Experience building REST APIs Familiarity with Git-based development workflows Basic experience with Docker and Kubernetes (developer level: deployment, log inspection, YAML understanding) Some exposure to cloud environments (AWS preferred). General engineering best practices (clean code, testing, collaboration). ### **Competencies** * java * oracle * html * JAVASCRIPT * SPRINGBOOT * spring * unix * shellscripting * bash scripting