Senior Mobile Developer

1 semana atrás

Criciúma, Santa Catarina, Brasil buscojobs Brasil Tempo inteiro

About the Role

We are seeking a Senior Mobile Developer with strong expertise in Android and React Native to join our growing crypto and payments team. You'll play a key role in building and scaling mobile applications that power secure digital transactions.

This is an exciting opportunity to work in the fast-paced world of crypto and fintech, where you'll be solving complex technical challenges, improving app performance, and delivering seamless user experiences for thousands of global users.

Responsibilities
  • Design, develop, and maintain high-quality mobile applications for Android using React Native.
  • Collaborate closely with backend engineers, product managers, and designers to deliver secure and scalable mobile solutions.
  • Optimize application performance, scalability, and responsiveness across devices.
  • Ensure best practices in mobile security, testing, and deployment.
  • Stay updated with the latest mobile, blockchain, and payment technologies.
Qualifications
  • 5+ years of professional mobile development experience.
  • Strong expertise in React Native and Android (Java / Kotlin) development.
  • Hands-on experience with crypto integrations, payment APIs, or financial transaction systems.
  • Solid understanding of mobile security best practices.
  • Strong problem-solving skills and ability to work independently in a remote setup.
  • Excellent communication skills in English (written and spoken).

Nice-to-Have

  • Experience with Astra or other payment platforms.
  • Experience with iOS development (Swift / Objective-C).
  • Knowledge of blockchain protocols, smart contracts, or DeFi platforms.
  • Previous experience working in fintech or high-growth startups.
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