Worked on android/nowinandroid and android/compose-samples repositories, focusing on code quality, UI stability, and maintainability. Refactored list initialization to use idiomatic emptyList() in Kotlin, improving readability and reducing mutable state risks in test doubles and data models. Enhanced Compose UI stability by introducing @Immutable annotations and stability configurations, integrating these improvements into mobile and TV modules for more predictable performance. Addressed a bug in the PodcastDetails subscription flow by correcting a method name, restoring intended functionality. Consolidated build script settings and removed redundancies, streamlining Gradle configuration and formatting for easier maintenance and onboarding across the codebase.