FullStack Developer

Description

Job Summary: We are seeking a Full Stack Developer with React experience for a strategic project in the financial sector, contributing to frontend, backend, and mobile initiatives. Key Highlights: 1. Development of new features and integration optimization. 2. Versatile role with an end-to-end view of software development. 3. Digital transformation in the financial sector. **Join Stefanini!** At **Stefanini**, we are looking for a **Full Stack Developer** with experience in **React**, to join a strategic client project in the financial sector. You will be part of a team where you will participate both in developing new features and optimizing the integration layer. This role requires a versatile profile with an end-to-end perspective on software development and the ability to contribute to **frontend, backend, and mobile** initiatives, directly supporting a secure, efficient digital experience aligned with regulatory requirements. If you are passionate about technological challenges, high-impact solution development, and digital transformation in the financial sector, this opportunity is for you. **Responsibilities and Duties** **Responsibilities:** * Develop features and maintain web applications, focusing on React. * Build and maintain backend services using Java Spring Boot, integrating them with the FUSE / API Gateway layer. * Contribute mobile stack expertise (React Native) within a hybrid experience channel. * Apply best practices for Full Stack development: version control (Git/GitFlow), continuous integration (Jenkins), unit testing (JUnit/Mockito), and code review (SonarQube). * Document developments and participate in agile ceremonies of the squad (sprint planning, daily stand-up, review, retrospective). * Collaborate with cross-functional teams to ensure successful project delivery. * Contribute to continuous improvement of development processes and tools. **Requirements and Qualifications** * Java Spring Framework. * Spring Boot. * Maven. * REST \+ JSON. * JPA \+ JDBC \+ PostgreSQL, SqlServer. * SOAP clients with Java. * (CXF) JAXB 2\+. * Git. * Jenkins. * CMS. * Ajax. * International standards for HTML construction, as defined by W3C. * Express \+ Node.js. * Visual Studio Code \+ Eclipse \+ IntelliJ. * HTML5 and CSS3\. * React, React Native, Redux, React Hooks. * JavaScript, jQuery, JSON, Ajax. * Bootstrap. **Work Methodology:** * Continuous Integration: Jenkins, SonarQube, Nexus, GIT (Bitbucket), Jira, Confluence. * Agile methodologies (Scrum, Kanban). * Traditional methodology. **Additional Information** **Skills and Competencies** * Ability to work across a broad technology stack (Full Stack \+ Mobile). * Attention to detail in user experience (UX) and responsive design. * Teamwork and communication with architecture and QA teams. * Proactivity and capacity for continuous learning. * Commitment to quality and sound development practices. * Prior experience in the financial industry and/or payment systems is highly valued. 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 what you’re looking for. Come and build a better future—together!