Full Stack Developer I is responsible for collaborating in the development of software solutions that encompass both front-end and back-end, with a focus on learning and applying good development practices. This professional works together with multidisciplinary teams and participates in architecture discussions under supervision, aiming to gain experience and contribute to the continuous evolution of systems. Additionally, the Junior Developer receives technical guidance to solve less complex problems, support system modernization, and assist in the company's digital transformation initiatives. **Responsibilities and Duties:** * Implement features under guidance, both on the front-end and back-end, ensuring the application of good coding practices. * Participate in the analysis and maintenance of existing systems, performing minor refactorings and improvements in legacy code, always under supervision. * Support architecture discussions and follow the implementation of solutions under the guidance of more experienced developers. * Assist in the development of integrations with RESTful and GraphQL APIs, ensuring correct communication between different services. * Support the creation and maintenance of unit and integration tests to ensure software quality and stability. * Contribute to the modernization of legacy systems under guidance, learning how to implement modern architectures and cloud environments. * Follow the configuration of monitoring and logging tools (e.g.: Prometheus, Grafana), under supervision, to understand how to monitor application performance. * Participate in code reviews of other developers and receive feedback on their own code, for continuous learning and application of best practices. * Actively participate in agile ceremonies (such as dailies, plannings, and retrospectives), contributing to team alignment and goal execution. **Requirements:** * Initial experience (internships or up to 2 years) with full-stack web development. * Basic knowledge of JavaScript/TypeScript, HTML, CSS. * Familiarity with frameworks such as React, Vue, or Angular. * Basic knowledge of Node.js, Express, or other backend stacks. * Familiarity with relational databases (PostgreSQL/MySQL). * Familiarity with Git and version control. **Differentiators:** * Personal projects or open source contributions. * Basic knowledge of Docker, Figma, automated testing, or cloud platforms (AWS, GCP, Azure).