Senior Mobile Engineer
Senior Android engineer building and scaling EarnIn's consumer mobile app. Owns architecture, feature development, testing, and cross-platform parity in a hybrid Mountain View role.
About the job
Responsibilities
- Collaborate with the product and design team to develop innovative user experiences and features.
- Design and implement new APIs with server engineering team to communicate with mobile applications.
- Develop a scalable mobile architecture that enables the organization to remain agile as it expands.
- Drive decisions on the strategies and methodologies used in mobile app development and testing.
- Create Unit and Automation (user interface) Tests to ensure new code does not break existing features.
- Create and monitor analytics to demonstrate the effectiveness of new and existing features.
- Drive cross-platform ownership of feature development, ensuring fungibility across teams.
- Lead prototype-first and spec-driven development initiatives, partnering closely with PMs and EMs.
Requirements
- Bachelor’s (or higher) in Computer Science or a related technical field involving coding, or equivalent technical experience.
- 4+ years of industry experience with deep ownership and expertise in building, shipping, and maintaining Android applications at scale.
- Fluency in Kotlin, with a strong grasp of reactive & functional paradigms (Coroutines/Flow, RxJava).
- Proven experience with modern Android app architectures (MVVM, MVI, MVP, Clean Architecture) and Jetpack components.
- Deep understanding of Android UI frameworks, including XML layouts and Jetpack Compose.
- Hands-on knowledge of software engineering best practices across the full SDLC: coding standards, code reviews, Git workflows, CI/CD pipelines, automated testing, and mobile release operations.
- Familiarity with identity verification, authentication, and authorization protocols.
- Deep expertise in Android development, with a strong commitment to cross-platform ownership and familiarity with other frontend platforms (e.g., iOS, web or Kotlin Multi-Platform).
- Experience in AI-integrated mobile development, including leveraging AI tools for spec-driven development and prototyping.
- Strong ability to collaborate with Product Managers and Engineering Managers early in the development lifecycle to define technical specifications and build functional prototypes.
- Experience using AI-assisted development tools (e.g., GitHub Copilot, Cursor, ChatGPT, or similar tools) as part of your software development workflow.
Nice-to-Haves
- Master’s or PhD in Computer Science or related field.
Skills
Kotlin, Coroutines, Flow, Rxjava, Mvvm, Mvi, Mvp, Clean Architecture, Jetpack Compose, Xml Layouts, CI/CD, Git, Android Ui Frameworks, Authentication Protocols, Kotlin Multiplatform
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