JoChanhee

Clean Architecture patterns for Android and Kotlin Multiplatform projects — module structure, dependency rules, UseCases, Repositories…

ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.

Compose Multiplatform and Jetpack Compose patterns for KMP projects — state management, navigation, theming, performance, and…

Create platform-native content systems for X, LinkedIn, TikTok, YouTube, newsletters, and repurposed multi-platform campaigns.

Multi-platform content distribution across X, LinkedIn, Threads, and Bluesky.

Database migration best practices for schema changes, data migrations, rollbacks, and zero-downtime deployments across PostgreSQL, MySQL…

Library-agnostic Flutter/Dart code review checklist covering widget best practices, state management patterns (BLoC, Riverpod, Provider…

Apple FoundationModels framework for on-device LLM — text generation, guided generation with @Generable, tool calling, and snapshot…

Codified expertise for demand forecasting, safety stock optimization, replenishment planning, and promotional lift estimation at…

JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in…

Kotlin Coroutines and Flow patterns for Android and KMP — structured concurrency, Flow operators, StateFlow, error handling, and testing.

Idiomatic Kotlin patterns, best practices, and conventions for building robust, efficient, and maintainable Kotlin applications with…