JosephSanjaya

JosephSanjaya/skills

Agent Claude Code

Gathers information on token caching, subprocess isolation, and cost-control in Claude Code. Triggers on: research token caching, check subprocess overhead, find caching rules.

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for creating, auditing, and maintaining minimal, cache-friendly, and structure-decoupled context files (AGENTS.md and CLAUDE.md). Trigger this skill when the user mentions context files, repo rules, agents.md, claude.md, prompt optimization, or wants to check agent instructions.

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for Amplitude Android SDK integration (Kotlin/Java). Use when tracking events, configuring autocapture, managing user identity, configuring batching or EU residency, implementing custom Enrichment/Destination plugins, migrating from legacy com.amplitude:android-sdk to modern…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for detecting, profiling, and resolving memory leaks in Android apps (Java, Kotlin, Compose, JNI). Use when analyzing memory usage, profiling heap dumps, fixing out-of-memory (OOM) issues, checking Compose lifecycle flow collections, resolving WebView/Handler leaks, or configuring LeakCanary. Triggers…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert Android app startup performance optimization skill. Use when analyzing or improving Android app cold start, warm start, or hot start times. Applies to projects using Jetpack Compose, Hilt/Dagger, ContentProviders, ad SDKs, or any Android initialization bottlenecks. Triggers on phrases like "startup time", "app…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for Android StrictMode integration, diagnostics, and optimization. Covers ThreadPolicy (disk I/O, network, custom slow calls, unbuffered IO, resource mismatches) and VmPolicy (memory leaks, incorrect context, intent routing, secure BAL in Android 15/API 35). Directs whitelisting and custom penalties…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for Apple's native container CLI (apple/container) — the open-source, Swift-native, VM-per-container runtime for Apple Silicon macOS. Read this skill BEFORE answering any question about: installing or starting apple/container; container run/build/machine/volume/network commands; configuring config.toml…

JosephSanjaya/skills

Skill Claude CodeCodex

Enterprise CI/CD, optimization, security, & delivery expert. Covers GHA, GitLab CI, Jenkins, monorepos (Turbo, Nx, Bazel), containers (BuildKit, Kaniko), GitOps (Argo), delivery (Spinnaker, Kayenta, Fastlane, Flyway), OIDC, and Android. Use for: pipelines, caching, GitOps, monorepos, OIDC, DB migrations, mobile…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for designing, building, and optimizing reusable Jetpack Compose components. Applies 2026 best practices, Style API, slot APIs, Modifier.Node, strong skipping mode, recomposition optimization, and Detekt/Ktlint rules validation. Trigger this skill whenever the user asks about Jetpack Compose component…

JosephSanjaya/skills

Skill Claude CodeCodex

Architect, implement, and optimize Material 3 custom themes in Jetpack Compose. Use this skill whenever the user mentions Android UI design systems, MaterialTheme overrides, dynamic wallpaper-derived colors, custom CompositionLocal providers (like NiaTheme gradients or background tokens), theme recomposition…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for writing and integrating high-performance AGSL/SkSL shaders in Jetpack Compose and Compose Multiplatform. Trigger this skill whenever the user mentions AGSL, shaders, RenderEffect, custom graphics modifiers, glassmorphism, blur, metaballs, or procedural rendering in Compose, even if they only ask…

JosephSanjaya/skills

Skill Claude CodeCodex

Deep architecture recovery, context gathering, and root cause analysis for unfamiliar or undocumented codebases. Use when asked to analyze a codebase, understand its architecture, map dependencies, gather context before a task, do architecture recovery, explore an unknown repo, or investigate a production…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for Dagger and Hilt dependency injection in Android. Use when implementing DI, creating modules, configuring scopes, optimizing performance, testing with Hilt, setting up multi-module architecture, using assisted injection, or debugging DI issues. Triggers on "dagger", "hilt", "dependency injection"…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for creating, optimizing, and implementing unified Web and Mobile DESIGN.md files. Make sure to use this skill whenever the user mentions design systems, design-md, UI/UX consistency, visual theme, design handoff to AI, Stripe/Linear/VoltAgent styles, dashboard layouts, mobile touch targets, safe…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for custom Detekt rules (1.x/2.0) & Jetpack Compose quality checks. Use when creating custom Detekt rules, writing AST/PSI visitors, configuring detekt.yml, managing Kotlin type resolution (Analysis API), or enforcing Compose performance/state hoisting. Also trigger when custom rules are silently not…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for Gradle precompiled script plugins, shared convention build-logic, composite included builds, and AGP 9.0+ migrations. Use when designing build architecture, creating convention plugins (.gradle.kts), resolving Version Catalog access from plugins, fixing classpath collisions, or optimizing…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for authoring and configuring Gradle tasks using Groovy DSL and Kotlin DSL (KTS) for Gradle 9.5.1 with Configuration Cache, up-to-date checks, and input/output modeling. Use this skill whenever the user asks about registering Gradle tasks, configuring task actions, resolving configuration cache…

JosephSanjaya/skills

Skill Claude CodeCodex

Koin Compiler Plugin (K2 native) expert for Kotlin DI. Triggers when: writing/reviewing Kotlin DI with Koin; setting up @Single/@Factory/@KoinViewModel/@Module/@ComponentScan/@KoinApplication/@Scope/@Scoped/@Provided annotations; migrating KSP to the native compiler plugin; configuring multi-module or KMP Koin…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for JetBrains Koog (Kotlin AI agents). Use whenever the user mentions Koog, AIAgent, ToolRegistry, strategy graphs, koog-ktor, history compression, MCP tools, structured LLM output, or building agents in a Ktor backend, Spring Boot service, Android/iOS/desktop KMP app, JS, or WasmJS. Also use for…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance on Kotlin Coroutines — structured concurrency, dispatcher selection, race condition prevention (Mutex/Channel/StateFlow), error propagation, Flow patterns, testing with runTest/TestDispatcher, and production optimization. Use this skill whenever the user writes coroutine code, asks about async Kotlin…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert knowledge for Kotlin K2 compiler plugin development, architecture, optimization, and Kotlin 2.4.0 compatibility. Use when: building K2 compiler plugins (FIR + IR), debugging FIR/IR generation issues, implementing FirDeclarationGenerationExtension or IrGenerationExtension, migrating K1 plugins to K2…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guidance for building production-grade MCP (Model Context Protocol) servers in Kotlin using the official Kotlin Multiplatform SDK. Use this skill whenever the user is building, designing, debugging, or improving an MCP server in Kotlin — including tool registration, resource templates, prompt handling…

JosephSanjaya/skills

Skill Claude CodeCodex

Google KSP and KSP2 expert for Kotlin annotation processing, Gradle setups, and multiplatform (KMP) code generation. Triggers when: writing or reviewing Kotlin Symbol Processing (KSP) code; creating a SymbolProcessor or SymbolProcessorProvider; configuring KSP in Gradle; migrating from kapt to KSP or KSP1 to KSP2…

JosephSanjaya/skills

Skill Claude CodeCodex

Expert guide for Ktor client/server. Use when user mentions Ktor, HttpClient, embeddedServer, engine (OkHttp, Darwin, CIO, Netty), token refresh, Mutex, HttpRequestLifecycle, custom Ktor plugins, MockEngine, or testApplication.