Backend Developer

Description

Job Summary: We are seeking a Backend Developer to co-create a better future, drive innovation, and build a team that values innovation, respect, and commitment. Key Highlights: 1. Develop RESTful services using Java 21, Spring Framework, and Spring Boot. 2. Implement microservices, SOA architecture, and queue-based processing. 3. Work with JPA, JDBC, PostgreSQL, and SQL Server. Join Stefanini! At Stefanini, we are more than 30,000 geniuses connected across 41 countries, co\-creating a better future. Become our **Backend Developer!** **Responsibilities and Duties** **Responsibilities** * Develop RESTful services using Java 21, Spring Framework, and Spring Boot. * Implement microservices, SOA architecture, and queue-based processing. * Integrate services with SOYIO/Verify ID, CRM, Core IBS, and legacy systems. * Work with JPA, JDBC, PostgreSQL, and SQL Server. * Develop SOAP clients using CXF and JAXB where applicable. * Implement validations, business rules, states, auditing, and traceability. * Create unit tests using JUnit, Mockito, and Hamcrest. * Integrate code into the Jenkins/Bitbucket pipeline and address SonarQube findings. **Requirements** * Degree in Computer Science, Computing, or related field. * 4 to 6 years of backend development experience. * Proficiency in Java, Spring Boot, Maven, REST/JSON APIs, and microservices. * Experience with relational databases, Git, Jenkins, and CI/CD tools. * Knowledge of Node.js/Express is desirable. * Experience with AWS, Docker, EKS, and Lambda is desirable. * Experience in the financial sector or payment systems is desirable. Autonomy, analytical ability, and experience working in agile teams will be valued. **Requirements and Qualifications** **Technology Stack:** * Java Spring Framework. * Spring Boot. * Maven, Log4j. * REST \+ JSON. * Microservice architecture, SOA. * Queue handling. * JPA \+ JDBC \+ PostgreSQL, Sqlserver. * SOAP clients with Java (CXF), JAXB 2\+. * Git. * Jenkins. * JUnit \+ Mockito \+ Hamcrest \+ Sonarqube. * Express \+ Nodejs. * VisualStudio Code \+ Eclipse \+ IntelliJ. Development Framework: * Continuous Integration: Jenkins, Sonarqube, Nexus, GIT (bitbucket), Jira, Confluence. * Agile Methodologies (Scrum, Kanban). * Traditional Methodology. **Additional Information** Are you looking for a place where your ideas shine? With over 38 years of experience and a global presence, Stefanini transforms tomorrow— together. Here, every action matters and every idea can make a difference. Join a team that values innovation, respect, and commitment. If you are a disruptive individual, committed to continuous learning, and innovation is in your DNA, then we are exactly what you’re looking for. Come and let’s build a better future—together!