android-agent-skills

android-networking-retrofit-okhttp

Build Android networking stacks with Retrofit, OkHttp, interceptors, API contracts, and resilient error handling.

android-modularization

Design Android repositories with feature, core, and build-logic modules that scale without cyclic dependencies.

android-kotlin-core

Use Kotlin idioms safely in Android apps, including nullability, data classes, sealed types, extension functions, and collection pipelines.

android-local-persistence-datastore

Persist lightweight user and app preferences with DataStore, schema-safe models, and migration-aware defaults.

android-viewsystem-foundations

Handle XML layouts, ConstraintLayout, Fragments, ViewBinding, DataBinding, and classic Android UI lifecycle patterns.

android-modernization-upgrade

Bring very old Android projects to a current supported baseline with staged upgrades, deprecated API replacement, 16 KB alignment checks, and explicit handoff to specialized skills.

android-serialization-offline-sync

Coordinate serialization, caching, conflict handling, and offline-first sync flows in Android apps.

android-testing-unit

Write fast, focused Android unit tests for reducers, use cases, repositories, and lifecycle-safe state holders.

android-state-management

Model screen state, events, reducers, and side effects for Android UIs with predictable lifecycle-aware ownership.

android-media-files-sharing

Use modern Android file, media, picker, FileProvider, and share-sheet APIs with minimal permissions.

android-testing-ui

Validate Android UI behavior with Compose UI tests, Espresso-style checks, screenshot assertions, and accessibility verification.

android-coil-compose

Use Coil in Jetpack Compose with AsyncImage, painter variants, sizing, and accessible image loading patterns.

android-gradle-build-performance

Diagnose and improve Android and Gradle build performance with scans, cache checks, and bottleneck audits.

android-performance-observability

Measure startup, rendering, memory, jank, vitals, logs, and crash signals for Android apps with actionable traces.

android-testing-ui

Validate Android UI behavior with Compose UI tests, Espresso-style checks, screenshot assertions, and accessibility verification.

android-mobile-frontend-design

Design Android mobile frontend experiences from scratch, improve existing screens, and fix UI issues with brand-forward, localization-safe, overflow-safe guidance across Compose and Views.

android-workmanager-notifications

Schedule reliable background work, reminders, and notification delivery with WorkManager and Android execution limits.

android-rxjava-to-coroutines-migration

Migrate Android RxJava code to Kotlin coroutines and Flow with safe lifecycle-aware replacements.

android-testing-unit

Write fast, focused Android unit tests for reducers, use cases, repositories, and lifecycle-safe state holders.

android-coil-compose

Use Coil in Jetpack Compose with AsyncImage, painter variants, sizing, and accessible image loading patterns.

android-permissions-activity-results

Use modern permission requests, Activity Result APIs, and capability-gated UX in Android flows.

android-compose-state-effects

Manage Compose state, remember APIs, side effects, snapshots, and lifecycle-aware collection without leaks or loops.

android-compose-xml-interoperability

Bridge Compose and the View system safely during incremental migrations, interoperability screens, and shared theming.

android-state-management

Model screen state, events, reducers, and side effects for Android UIs with predictable lifecycle-aware ownership.

android-material3-design-system

Apply Material 3 tokens, color, type, spacing, adaptive components, and theme ownership in Android apps.