Senior Mobile Developer Job Hungary Connecticut USA,Software Development

Position: Senior Mobile Developer (all genders)
Location: Hungary

About the job

We are looking for an experienced Senior Mobile Developer to build modern, reliable, and user-friendly mobile applications using React Native and Expo. You will take ownership of complex mobile features, work closely with Product Owners and Designers, and help turn ideas into polished production-ready mobile experiences. A key focus of the role will be on push notifications, event-driven mobile workflows, deep linking, app lifecycle handling, and high-quality design implementation.

You should have strong React Native experience, practical Expo knowledge, and a good eye for UI, UX, and interaction details. We are also looking for someone curious about AI-assisted development, rapid prototyping, and modern ways of improving engineering productivity.

What you’ll do

Build and maintain React Native mobile applications using Expo
Own mobile features from design handoff to production release
Work closely with Product Owners and Designers
Implement push notification flows, deep links, and event-driven user journeys
Integrate REST APIs, authentication, analytics, and local storage
Optimize mobile performance, reliability, and user experience
Support app store releases for iOS and Android
Improve mobile architecture, reusable components, and development workflows
Use AI-assisted tools to speed up prototyping and delivery where appropriate

What we’re looking for

3+ years of professional software development experience
Strong experience with React Native
Practical experience with Expo and mobile release workflows
Experience shipping production mobile apps
Good understanding of iOS and Android platform differences
Experience with push notifications, deep linking, app lifecycle, and mobile permissions
Experience integrating APIs and authentication flows
Good eye for design and ability to work from Figma
Strong communication skills in English
Proactive, pragmatic, and comfortable taking ownership

Nice to have

Native iOS experience with Swift
Native Android experience with Kotlin or Java
Firebase experience, especially Cloud Messaging, Analytics, Crashlytics, or Remote Config
CI/CD experience for mobile apps
Automated testing experience
Backend experience with Node.js, Python, PHP, Java, or similar

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