Mobile Developer - React Native

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Mobile Developer - React Native in Portugal.

This role offers the opportunity to build and enhance high-performance mobile applications used by a global audience in a fast-moving, tech-driven environment. You will be part of a team developing and scaling a mobile trading platform where speed, reliability, and real-time responsiveness are critical. The work involves creating seamless user experiences for complex financial and data-intensive products, ensuring smooth interaction even under high system load. You will contribute to new feature development, UI/UX improvements, and performance optimization while working in an agile and highly collaborative setup. The environment is innovation-focused, remote-friendly, and built around autonomy and ownership. Your contributions will directly shape how users interact with cutting-edge digital trading tools on mobile.

• Develop and maintain high-quality mobile applications using React Native for a global trading platform.
• Build new features using agile methodologies, ensuring fast iteration and strong user experience.
• Optimize application performance to ensure smooth, real-time responsiveness at scale.
• Work on integrating data-heavy features and visualization components powered by large datasets.
• Collaborate with backend, product, and design teams to deliver seamless end-to-end mobile experiences.
• Maintain code quality, scalability, and reliability across the mobile application ecosystem.
• Contribute to architectural decisions and modernization of mobile development practices.
• Debug, troubleshoot, and resolve issues related to performance, APIs, and real-time data flows.

Requirements:

• Strong proficiency in JavaScript and ES6+ standards.
• Hands-on experience with React Native (especially Expo) and React ecosystem.
• Solid understanding of Redux and modern front-end architecture principles.
• Experience working with RESTful APIs and WebSockets for real-time communication.
• Familiarity with modern mobile development pipelines and tools.
• Understanding of high-availability systems and scalable application design.
• Ability to build responsive, user-friendly, and performance-optimized mobile applications.
• Strong problem-solving mindset and ability to work in fast-paced environments.
• Knowledge of native mobile development (Swift or Kotlin) and tools like Xcode or Android Studio is a plus.
• Strong interest in building innovative, data-driven mobile applications.

Benefits:

• Fully remote and flexible work environment.
• Competitive compensation package.
• Career development and continuous growth opportunities.
• Mentorship from experienced engineers and industry professionals.
• Collaborative and supportive international team culture.
• Continuous learning, workshops, and knowledge-sharing opportunities.
• Team-building activities (virtual and in-person).
• Opportunity to work on high-impact, real-time financial technology products.