Overview
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As a Fullstack Developer at K-LAGAN, you will build end-to-end applications with React front-ends and Java back-ends, enabling scalable cloud deployments. You’ll contribute to an international, dynamic engineering team focused on impactful projects and continuous growth. You will shape product interfaces and robust APIs while ensuring performance and security. You’ll work closely with cross-functional colleagues to deliver value in Azure-based environments. This role offers the chance to influence tech decisions in a sustainability-minded company.
Compensaciones / Incentivos
Permanent contract
Hybrid work model
Flexible working hours
3 C’s Recognition Program with financial rewards
Career development and continuous learning
Birthday day off
Responsabilidades
Develop modern user interfaces using React.js with Redux/Context API




Build scalable APIs with Java and Spring Boot to support frontend features
Manage container lifecycles with Docker and Kubernetes in production
Automate deployments via CI/CD pipelines in Azure
Optimize performance and security for a smooth user experience
Requisitos principales
Degree in Computer Science, Software Development, or equivalent technical background
4+ years of software development experience with strong Java and React expertise
Solid knowledge of Java (Spring Boot), React. xqbhyrx js, Docker, Kubernetes, CI/CD, and Azure Cloud services
Fluent English (B2/C1) for international collaboration
Familiarity with Agile methodologies and development best practices (Clean Code, TDD)
Communication in an international team
Adaptability in a dynamic environment
Problem-solving mindset
Java (Spring Boot)
React.js
Docker

📌 Fullstack Developer (Barcelona)
🏢 K-Lagan
📍 Barcelona