Mobile Application Developer (React Native/Flutter)

About the role

Miracles Fintech is seeking a skilled Mobile Application Developer to design, build, and maintain high‑quality Android and iOS apps. You will collaborate with product, UI/UX, backend and DevOps teams to deliver fast, secure and user‑friendly mobile experiences.

Key responsibilities

• Design, develop, test, and maintain mobile applications for Android and iOS.
• Build responsive, user‑friendly interfaces based on UI/UX designs.
• Develop reusable, scalable, and maintainable components.
• Integrate REST APIs, WebSockets, and third‑party services.
• Implement authentication, push notifications, biometric login, deep linking, and secure local storage.
• Work with backend developers to integrate Node.js/Python APIs and micro‑services.
• Optimize performance, responsiveness, stability across device sizes.
• Identify and resolve bugs, crashes, and production issues.
• Handle builds, versioning, testing, and releases to Google Play and Apple App Store.
• Collaborate with Product, UI/UX, Backend, QA, and DevOps teams to deliver features end‑to‑end.

Required profile

• Bachelor's degree in Computer Science, Computer Engineering, IT or related field.
• Strong hands‑on experience with React Native and/or Flutter.
• Good understanding of JavaScript/TypeScript, Dart, and mobile UI/UX principles.
• Experience working with REST APIs, JSON, WebSockets and third‑party integrations.
• Proficiency with Git‑based workflows and Android Studio/Xcode.
• Fintech or high‑performance consumer app experience is a plus.

Required skills

• React Native
• Flutter
• JavaScript / TypeScript
• Dart
• REST APIs, JSON, WebSockets
• Git, GitHub, GitLab
• Android Studio, Xcode
• Firebase, push notifications, crash reporting, analytics
• Node.js, Python, micro‑services

What we offer

• Attractive salary
• Free gym membership
• Team vacation trips
• Cultural activities