We are looking for a highly skilled and passionate mobile developer to join our technology team as a Mid-Level Mobile Developer. If you master React Native and Expo, strive to create outstanding user experiences, and want to be part of a team transforming Brazilian education, we’d love to meet you! **Your day-to-day responsibilities will include:** * Developing and maintaining mobile applications using React Native with Expo. * Ensuring application quality and performance through sound development practices. * Integrating REST APIs to guarantee functionality and efficiency. * Collaborating with the team to resolve technical issues and propose application improvements. * Delivering a smooth and responsive user experience (UX). * Performing corrective and evolutionary maintenance on existing applications. * Creating and maintaining technical documentation for the applications. Requirements: **Job Requirements:** * Solid experience with React Native. * Experience with the EAS ecosystem (Expo Application Services). * Experience with state management tools (e.g., Redux, Context API). * Experience with Tailwind/NativeWind and styled-components for styling in React Native. * Experience integrating REST APIs. * Familiarity with Git for version control. * Ability to develop responsive interfaces and optimize performance. * Experience publishing apps on app stores (Google Play and App Store). **Preferred Qualifications:** * Experience with React.js for web development. * Knowledge of PHP and Laravel. * Experience with mobile test automation. * Familiarity with mobile application monitoring tools. * Active participation in tech communities or open-source contributions. * UX/UI design skills. Benefits **Advantages of Being a Proescker:** * CAJU multi-solution card; * Health partners for Proesckers: Conexa Saúde, Wellhub (Gympass), and clinics in Macapá; * Amil health and dental insurance; * Internal psychological support; * Proesc Career Plan with Technical and Leadership tracks. **Contract Type:** PJ Contract – Service Provision; **Learn More About Proesc:** https://www.proesc.com **Explore Our Proesckers’ Journey:** https://sites.google.com/view/orgulhodeserproescker/ We champion diversity and welcome individuals who drive change—regardless of gender, sexual orientation, or race. Do you identify with our values? This is your place! Join Proesc today! Welcome to the team leading innovation in Brazilian education!