Description: Mandatory Requirements: * Degree in Computer Science, Software Engineering or related field; * Portuguese required; * Proven experience in mobile application development using React; * Solid understanding of frontend architecture concepts and responsive design; * Familiarity with agile development practices; * Ability to integrate APIs and web services; * Experience in frontend testing and associated tools; * Extensive knowledge of the React JS library and tools such as react.js, Redux, Webpack; * Experience with performance testing frameworks such as Mocha and Jest; * Use of market tools such as Eslint and Prettier; * Understanding of componentization and code reuse; Differentiating Requirements: * Knowledge of implementation and use of Google Maps; * Experience in implementing real-time tools such as SignalR; * Familiarity with design methodologies and Design System; * Knowledge of libraries and frameworks complementary to React; Job Objective: The position exists to ensure the development and maintenance of modern, responsive, high-performance hybrid mobile applications using React Native in a consistent and optimized manner, ensuring scalability, code maintainability, and seamless integration with other systems and services. Responsibilities: * Develop and maintain user interfaces and functionalities of hybrid mobile applications using React Native; * Translate design requirements into technical solutions in collaboration with designers and other developers; * Implement and promote agile development practices throughout the software lifecycle; * Conduct frontend testing (unit, integration, performance) with a focus on quality and stability; * Optimize application performance across different devices and operating system versions; * Integrate APIs and web services securely and efficiently; * Utilize modern tools such as Eslint, Prettier, Redux, Webpack, Mocha, and Jest to ensure code standardization, maintainability, and testability; * Apply knowledge of componentization and code reuse to improve productivity and scalability; * Support the evolution of frontend architecture and adoption of practices such as Design System and automations. 2511160202461631172