Mobile Application Developer

Mobile Application Developer

We are looking for a Mobile Application Developer who can build and ship high-quality apps across Android and iOS. You’ll own features end to end, from design and API integration to testing, release, and performance tuning, and contribute to both platforms as the product needs. You’ll work closely with product, design, backend, and QA teams.

What You’ll Do

Design, build, and maintain mobile applications for Android (Kotlin and Java) and iOS (Swift).

Develop modern, responsive UIs with Jetpack Compose on Android and SwiftUI/UIKit on iOS that adapt well to different screen sizes and orientations.

Integrate with REST APIs and other data sources, handling JSON parsing, offline caching, and error states.

Apply clean, scalable architecture (MVVM/MVI, Clean Architecture) and keep features consistent across both platforms.

Write unit and UI tests that cover edge cases, usability, and reliability.

Find and fix bugs, and improve app performance, memory use, and battery efficiency.

Contribute to CI/CD pipelines for automated builds, testing, and releases to the Google Play Store and Apple App Store.

Take part in code reviews and share knowledge with other developers.

Keep up with new mobile technologies and trends, and evaluate and adopt the ones that improve development efficienc

What You’ll Bring

B.E./B.Tech/MCA in Computer Science, Engineering, or a related field.

2–5 years of professional mobile application development experience.

Experience consuming RESTful APIs and working with JSON.

Experience integrating third-party libraries and SDKs.

Understanding of the full mobile development life cycle, including CI/CD tools such as GitHub Actions, Jenkins, Bitrise, GitLab CI, or Fastlane.

Has published, or made a significant contribution to, at least one app on the Google Play Store or Apple App Store.

Awareness of mobile architecture patterns, mobile security best practices, and emerging trends.

Good communication and teamwork skills.

Android

Strong hands-on experience with both Kotlin and Java, including maintaining and extending existing Java codebases.

Solid experience with the Android SDK, the Android app lifecycle, and Jetpack components such as ViewModel, Room, Navigation, and WorkManager.

Hands-on experience with Jetpack Compose and Hilt.

Good command of Kotlin Coroutines and Flow, and networking libraries such as Retrofit and OkHttp.

Familiarity with testing frameworks such as JUnit, MockK/Mockito, and Espresso or Compose UI testing

iOS

Hands-on experience developing iOS apps with Swift and Xcode.

Working knowledge of SwiftUI and/or UIKit, and the iOS app lifecycle.

Familiarity with Swift concurrency (async/await) or Combine, and networking with URLSession or Alamofire.

Familiarity with XCTest and the App Store submission process.

Good to Have

Knowledge of Mobile Device Management (MDM) solutions, such as Android Enterprise, Apple Business Manager, managed app configurations, and platforms like Microsoft Intune, VMware Workspace ONE, or SOTI MobiControl.

Experience building cross-platform apps with Flutter (Dart).

Exposure to Kotlin Multiplatform.

Experience with performance profiling tools such as Android Profiler, Xcode Instruments, LeakCanary, and Firebase Performance Monitoring.

Avathon is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws.

Avathon is committed to providing reasonable accommodations throughout the recruiting process. If you need a reasonable accommodation, please contact us to discuss how we can assist you.