241E: Senior Fullstack Developer | Java | React (Jaraguá do Sul/SC)

Description

Job Summary: We are seeking a Senior Fullstack Developer to work on building modern, scalable applications, playing a key role in defining system architecture and evolution. Key Highlights: 1. Participate in defining system architecture and evolution 2. Ensure code quality through code reviews and best practices 3. Collaborate with multidisciplinary teams in an agile environment **Senior Fullstack Developer \| Java \| React** **100% on-site work model in Jaraguá do Sul/SC** We seek a **Senior Fullstack Developer** with strong experience in **Java for backend and React for frontend**, capable of developing modern, scalable, high-performance applications. This professional will play a critical role in **defining software architecture, evolving systems, and promoting development best practices**, collaborating closely with product, UX, QA, and DevOps teams. We are looking for someone analytical, technically autonomous, and able to contribute to architectural decisions—ensuring code quality and continuous solution improvement. **Responsibilities** * Develop and maintain **fullstack applications (backend and frontend)** * Design and evolve **scalable REST APIs** * Build modern, responsive user interfaces using **React** * Participate in **software architecture definition** * Ensure code quality through **code reviews and best practices** * Contribute to defining **technical solutions and performance improvements** * Collaborate with multidisciplinary teams in an agile environment * Provide technical mentorship to junior developers **️** **Technology Stack** **Backend** * Java 11\+ * Spring Boot * Spring Data * Hibernate / JPA * REST APIs * Microservices Architecture **Frontend** * React * TypeScript / JavaScript * HTML5 * CSS3 * Redux or Context API * REST API consumption **Databases** * PostgreSQL * MySQL * Oracle * Redis (nice-to-have) **Tools** * Git * Docker * CI/CD * Maven or Gradle **Requirements** * Solid experience with **Java and Spring Boot** * Experience with **React in modern applications** * Hands-on experience with **fullstack development** * Experience building **REST APIs** * Knowledge of **microservices architecture** * Experience with **relational databases** * Experience with **agile methodologies (Scrum/Kanban)** * **Nice-to-haves** * Experience with **TypeScript** * Experience with **messaging systems (Kafka or RabbitMQ)** * Knowledge of **cloud platforms (AWS, Azure, or GCP)** * Experience with **Docker and Kubernetes** * Knowledge of **automated testing (JUnit, Jest, Cypress)**