Fullstack Engineer (Mobile)

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a **Fullstack Engineer (Mobile)** in **Brazil** . In this role, you will build and scale mobile applications that directly impact user engagement and experience. You will work across the full stack, focusing primarily on React Native for mobile, while collaborating with backend services and cloud infrastructure. The position requires autonomy, technical versatility, and the ability to translate product and design requirements into high\-quality, performant mobile applications. You will have opportunities to mentor peers, influence mobile strategy, and drive innovation in a fast\-paced, remote\-first environment. This is ideal for engineers passionate about creating world\-class mobile experiences and contributing to a mission\-driven product. **Accountabilities** * Design, develop, and deploy new features and infrastructure for mobile applications, ensuring performance, stability, and scalability * Collaborate with Product Managers, UX/UI Designers, and Backend Engineers to transform business requirements into technical solutions * Optimize mobile performance, implement deep linking, notifications, and other features to enhance user experience * Maintain the mobile development lifecycle, including testing, code review, and production monitoring * Mentor junior and mid\-level engineers and champion mobile engineering best practices * Contribute to mobile strategy, evaluating new technologies, CI/CD improvements, and developer experience enhancements **Requirements** * 5\+ years of software engineering experience, including 3\+ years in React Native development * Strong experience with Java Spring Framework * Expertise in JavaScript/TypeScript, React, and React Native component\-based architecture * Experience with mobile state management (Redux Toolkit, Zustand, Context API) and data fetching (React Query) * Familiarity with native mobile development concepts (iOS – Swift/Objective\-C, Android – Kotlin/Java) * Experience integrating mobile applications with APIs, AWS, and microservices * Proven ability to work autonomously and manage priorities in fast\-paced environments * Excellent communication skills in English and experience collaborating with non\-technical stakeholders * Knowledge of mobile performance optimization, crash reporting, and analytics tools (e.g., Firebase Crashlytics, Datadog, Sentry) * Nice\-to\-have: experience in fintech, crypto/blockchain, or high\-growth tech environments, as well as mentoring or leading mobile engineers **Benefits** * Remote\-first work environment with flexibility across Brazil * Competitive salary and Employee Stock Option program * Unlimited paid time off through “Me Time” program * Premium health, dental, and life insurance * Extended Family Leave Policy (up to 4 months for all parents) * Monthly stipends for wellness, sports, learning, and personal development **Why Apply Through Jobgether?** We use an **AI\-powered matching process** to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top\-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? **Data Privacy Notice:** By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre\-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.