Senior Java Full Stack Developer

Description

Job Summary: We are seeking a Senior Java Full Stack Developer to join agile teams and participate in the end-to-end development of robust, scalable, and maintainable solutions for digital transformation projects. Key Highlights: 1. Digital transformation technology projects with direct business impact 2. Stability and growth within a Prosegur Group technology company 3. Culture of continuous improvement, delivery quality, and hands-on learning DESCRIPTION At **AVOS Tech**, we are looking for a **Senior Java Full Stack Developer** to join digital transformation technology projects with direct business impact. The candidate will integrate into agile teams and participate in the end\-to\-end development of robust, scalable, and maintainable solutions. We seek a profile with solid experience in Java, Spring, frontend technologies, and software quality practices. **Location:** Madrid, Spain **Work Mode:** Hybrid **Contract Type:** Permanent **Key Responsibilities** * Develop and evolve backend applications in Java, ensuring performance, maintainability, and alignment with project technical standards. * Design and implement Spring-based services and components to support scalable and secure business functionalities. * Build frontend interfaces using JavaScript and TypeScript, preferably with Angular or AngularJS. * Integrate solutions with relational and non-relational databases, optimizing queries, data models, and information access. * Design and execute unit and integration tests to ensure development quality and stability. * Apply software development best practices, static code analysis, and continuous review to reduce technical debt and production risks. * Produce and maintain clear technical documentation covering architecture, development, integrations, and key decisions. * Collaborate with cross-functional teams under agile methodologies, participating in specification-driven development definition and delivery. REQUIREMENTS **Mandatory Requirements** * Minimum 3 years of Java development experience, including Java 8, 17 or later versions. * Minimum 3 years of experience developing projects with Spring. * Experience with relational databases and knowledge of non-relational databases. * Proven frontend development experience with JavaScript- or TypeScript-based frameworks, preferably AngularJS and Angular. * Proficiency with CI/CD tools including Git, Jenkins, and Nexus. * Hands-on experience with containerization technologies such as Docker, Kubernetes, AKS, EKS, or OpenShift. * Familiarity with static code analysis tools such as SonarQube, Veracode, or equivalent. * Application of software development best practices and agile methodologies. * Experience in technical documentation creation, unit and integration test design, and specification-driven development. **Desirable Requirements** * Experience in cloud environments such as Azure, AWS, or Google Cloud Platform. * Knowledge or experience developing with Python or C\#. * Understanding of information security applied to software development and networks. **What We Offer** * Technology and digital transformation projects with real impact on clients and business. * A flexible, goal-oriented environment offering autonomy and results focus. * Stability and growth within a Prosegur Group technology company. * Professional development plan through training, mentoring, and progressive responsibility expansion. * Collaboration with cross-functional teams and exposure to senior-level stakeholders. * Culture of continuous improvement, delivery quality, and practical daily learning. **About the Company** AVOS Tech, the technology vertical of the Prosegur Group. We drive digital transformation by developing and integrating technology solutions, ensuring their evolution and operation to the highest quality standards. We work with cross-functional teams in a demanding, results-oriented environment focused on delivering tangible, measurable value to clients and business.