Senior Android Engineer

Join Navan, a leading company in business expense management, as a Senior Android Engineer. In this role, you will design, build, and enhance our mobile applications, working closely with an international team of engineers and domain experts. You will lead complex projects, contribute to technical direction, and improve coding practices and code quality. The position offers a range of benefits, including parental leave, healthcare, flexible vacation, and a 401k retirement plan.

Responsibilities

• Design, build, and ship Android features in a large production app, and contribute to Android infrastructure.
• Review code, give feedback to other developers, and write technical documentation to improve coding practices and code quality.
• Lead development initiatives, whether by introducing new technologies or by raising the bar for existing code, practices, or architecture.
• How the Android applications you develop fit into the Android OS lifecycle: notifications, deep links, battery modes, network state, persisting data, and permissions
• Proficiency in Kotlin and building user interfaces with Jetpack Compose
• Solid understanding of the Android SDK:
• App components (Activities, Services, receivers, providers) and how they fit together
• Performance tuning and optimization
• Gradle builds and modules
• Accessibility best practices for mobile applications
• OAuth, mobile app authentication, and data safety

Requirements

• Strong understanding of concurrency practices and experience working with coroutines
• Working knowledge of MVVM and standard multi-tier architecture
• Must be capable of making architectural judgment calls based on real data and requirements
• 5+ years of experience developing high-quality Android applications
• Strong understanding of the full app development lifecycle
• Material Design principles, mobile UX practices, and patterns

Familiarity with

• Experience building automated test suites with Espresso/kakao and a clear view of what belongs in unit, integration, and UI tests
• Experience with modern Android frameworks such as Dagger/Hilt and OkHttp/Retrofit,
• Experience using AI / LLM tools in day-to-day development, including how to keep quality, review standards, and security intact when you use them
• Solid foundation in data structures and algorithms, with a focus on delivering testable, scalable, and maintainable code
• Experience with CI/CD, automated testing, and publishing to the Play Store
• Bachelor’s degree in Computer Science or a related technical field