Job Summary: We are looking for a Junior Java Developer to develop and maintain backend functionalities, implement RESTful APIs, and participate in the technical design of new features. Key Highlights: 1. Innovative DNA and culture certified as GLOBAL TOP EMPLOYER 2. Comprehensive professional development and career progression plan 3. Opportunity to grow and evolve being yourself With \+190\.000 people across 50 countries, we help our clients achieve success and positively impact society through responsible innovation. From strategic consulting to cutting-edge technologies, we have surpassed 50 years delivering transformative experiences that reshape organizations, revolutionize industries, and contribute to building a better society for everyone. The diversity of our professional team enables us to leverage the strengths, skills, and perspectives of individuals from varied cultures, backgrounds, and career paths, delivering efficient and effective solutions. We invite you to join a company recognized for its innovative DNA, making a difference for our clients and society. A culture certified as GLOBAL TOP EMPLOYER, where you can grow and evolve being yourself. Learn more about NTT DATA and join an innovative company shaping the future at nttdata.com.ar At NTT DATA, we are seeking a Junior Java Developer to join our team!! What will be your responsibilities? * Develop and maintain backend functionalities using Java and frameworks such as Spring Boot. * Implement RESTful APIs under the supervision of the technical team. * Participate in the technical design of new features following defined guidelines. * Write clear, maintainable code aligned with standards and best practices. * Perform basic unit tests to validate code functionality. * Collaborate on integration with relational databases (MySQL, PostgreSQL) using JPA/Hibernate. * Fix bugs and carry out evolutionary and corrective maintenance tasks. * Document developments and system changes. * Actively participate in agile ceremonies (dailies, planning, retrospectives). * Collaborate on code reviews and receive technical feedback to improve development quality. * Support integration with external services via APIs. * Follow security guidelines and backend development best practices. * Participate in basic deployment processes and version control (Git). * Learn and apply new technologies and tools according to project needs. What do we need from you? * Professional experience in Java (Java 8 or later – ideally Java 11 or higher\-). * Service development: RESTful APIs – SOAP. * Experience with frameworks such as Spring / Spring Boot. * Experience with ORMs (JPA – Hibernate). * Proficiency with relational databases (Oracle – PostgreSQL). * Knowledge of non-relational databases (MongoDB – Redis). * Experience with testing: JUnit \- Mockito. * Proficiency with build tools: Maven – Gradle. * Knowledge of modular / microservices architectures. * Knowledge of event-driven architectures (desirable). * Knowledge of design patterns (desirable). Additional Skills * Docker / Kubernetes. * Cloud services: Azure – AWS \- GCP. * Knowledge of CI/CD and DevOps practices. * Version control with Git. * Security knowledge: OAuth2 – JWT. * Agile methodologies. What do we offer you? * Comprehensive development plan and opportunities for professional growth with constant challenges. * Premium medical coverage for you and your family. * Home office expense reimbursement. * Campaigns offering significant discounts on dining and supermarkets. * Quality-of-life benefits: flexible hours, home office. * Wellhub (network of gyms and holistic wellness). * Educational discounts. * Subsidized digital platform to study English.