Job Summary: We are seeking a Frontend Developer with experience in React Native and React/Next.js to develop and maintain custom digital solutions. Key Highlights: 1. Participation in projects using modern technologies 2. Collaboration with senior technical teams 3. Collaborative and dynamic work environment Job Description: **React Native & React / Next.js Developer** --------------------------------------------- **Contractor/Monotributista | Part-Time (80 hours per month)** ### **About Smartway** At **Smartway Software Factory**, we develop custom digital solutions for companies across multiple industries including healthcare, real estate, logistics, retail, and sports. Currently, we are developing and evolving multiple web and mobile platforms (including products such as Sport Planify), requiring robust mobile applications integrated with APIs, authentication, push notifications, and offline capabilities. We are looking to onboard a **Frontend Developer with solid experience in React Native (without Expo) and React / Next.js**, to collaborate part-time (80 hours per month) on ongoing and new projects. ### **Responsibilities** * Development and maintenance of mobile applications using **React Native CLI (without Expo)** * Integration of native modules (Android / iOS) * Development of web interfaces using **React.js and Next.js (v13+)** * Integration with RESTful APIs * Implementation of reusable and scalable components * Management of global state (Context API / Zustand / Redux) * Frontend web and mobile performance optimization * UI implementation based on Figma designs * Participation in code reviews and technical refinements * Debugging issues in Android / iOS environments ### **Technical Requirements** **Mandatory:** * 3+ years of experience developing with React Native * Proven experience in **React Native projects without Expo** * Proven experience integrating or modifying **native modules for Android (Java/Kotlin) and/or iOS (Swift/Obj-C)** * Experience with medium- to high-complexity mobile applications in production * 3+ years of experience with React.js * Proven experience with Next.js * Proficiency in TypeScript * Experience consuming secured REST APIs * Experience with JWT / OAuth authentication * Experience working with Git * Experience with functional components and hooks * Knowledge of responsive design ### **Desirable** * Experience with push notifications (Firebase / APNs) * Handling of native permissions (camera, GPS, storage, etc.) * Experience with Deep Linking * Integration with third-party SDKs * Knowledge of CI/CD for mobile apps * Experience publishing apps on App Store / Play Store * Familiarity with agile methodologies (Scrum / Kanban) ### **Technology Stack** * React Native CLI * React.js * Next.js 13+ * TypeScript * TailwindCSS * REST APIs * GitLab * Docker (desirable) ### **Work Modality** * Contractor/Monotributista * Part-Time (80 hours per month) * 100% Remote * Flexible schedule ### **What We Offer** * Potential for long-term continuity * Collaboration with senior technical teams * Participation in projects using modern technologies and development of growing digital products * Flexible working hours * Collaborative and dynamic work environment **Interested? Send us your CV** — We’d be delighted to meet you!