Job Summary: IT Patagonia is seeking a Senior Full Stack professional to join a team leading technological evolution and contributing to the development of people and organizations. Key Highlights: 1. Participate in the analysis, design, and development of new features. 2. Collaborate in defining best practices and technical standards. 3. Be part of a #Bcorp committed to positive impact. Job Description: We are **IT Patagonia**, a team delivering solutions in the knowledge industry with positive impact. For 30 years, we have led technological evolution processes, providing solutions to enhance organizational performance and foster the development of the people within them. We aspire to be a better company for the world, and we know that the best results are achieved collaboratively. That’s why we grow, innovate, and evolve together. We are strengthening our team and looking for a **Senior Full Stack** professional to join the IT Patagonia community. \#Bepatagonian * Responsibilities: * Participate in the analysis, design, and development of new features. * Implement microservices and REST APIs in Java. * Develop modern, responsive interfaces with React. * Perform integrations with internal and external systems. * Collaborate in defining best practices and technical standards. * Participate in code reviews and ensure delivery quality. * Technical Requirements: * 5+ years of proven experience in **Full Stack (Java + React)** development, * Solid knowledge of Spring Boot or similar frameworks. * Experience developing and consuming REST APIs. * Experience with relational databases (PostgreSQL, MySQL, Oracle, etc.). * Knowledge of microservice-based architectures. * Proficiency with version control (Git). * Desirable but not mandatory: * Experience in tax system projects. * Knowledge of Cloud technologies. We are **\#Bcorp**, committed to an economic system that benefits the planet and all people. We foster an inclusive culture because we believe diversity adds value to everything we do. We want everyone to feel like they belong and create a space grounded in collaboration, plurality, diversity, and continuous innovation. We aim to be protagonists in a more responsible, fair, and integrated society.