Development

Zustand v5 state management for Next.js 16 App Router. Use when implementing global state, stores, persist, hydration, or client-side state in Client Components.

React performance optimization patterns using memoization, code splitting, and efficient rendering strategies. Use when optimizing slow React applications, reducing bundle size, or improving user experience with large datasets.

Use when building forms in Next.js 16 with TanStack Form v1 — Server Actions, Zod validation, multi-step wizards, field arrays.

Use as the master reference for a full Next.js 16+ stack — Prisma 7, Better Auth, shadcn/ui, TanStack Form, Zustand. Not for core framework API details (use nextjs-16).

Python performance optimization patterns using profiling, algorithmic improvements, and acceleration techniques. Use when optimizing slow Python code, reducing memory usage, or improving application throughput and latency.

Use when implementing i18n in Next.js 16 — next-intl or DIY dictionaries, locale routing, language switch, or formatters.

Comprehensive microservices architecture patterns covering service decomposition, communication, data management, and resilience strategies. Use when designing distributed systems, breaking down monoliths, or implementing service-to-service communication.

Use when building Next.js 16 apps — Turbopack, App Router, Cache Components, proxy.ts, v15 migration. Not for stack scaffolding (nextjs-stack) or React SPA (react-expert).

Use when turning PRDs or feature specs into actionable implementation workflows - provides structured task decomposition, dependency mapping, and validation gates.

Complete Vite bundling for Laravel - assets, HMR, SSR, frameworks, optimization. Use when configuring frontend build pipeline.

Use when implementing a feature or multi-file code change - provides structured implementation flow with persona selection, validation, and testing guidance.

Use when implementing multi-vendor marketplace payments, seller onboarding, commissions, payouts, or split payments with Stripe Connect.

Use when implementing Laravel 13 background jobs — queue attributes, workers, batching, chaining, middleware, or Queue::route() routing.

Livewire 4 reactive components on Laravel 13 - wire:model, actions, events, Volt, Folio. Use when building reactive UI without JavaScript.

CQRS and Event Sourcing patterns for scalable, auditable systems with separated read/write models. Use when building audit-required systems, implementing temporal queries, or designing high-scale applications with complex domain logic.

Use when implementing Laravel translations — __(), trans_choice(), lang files, pluralization, locale middleware, or formatting.

Create Blade templates with components, slots, layouts, and directives. Use when building views, reusable components, or templating.

Python asyncio and concurrent programming patterns for high-performance applications. Use when building async APIs, concurrent systems, or I/O-bound applications requiring non-blocking operations.

Use when structuring a Laravel project, creating services/repositories/actions, implementing dependency injection, or organizing code layers.

Use when creating modules, understanding FuseCore structure, or implementing features in a FuseCore modular-monolith Laravel project.

Help users create technical roadmaps. Use when someone is planning engineering work, prioritizing tech debt, building architecture roadmaps, or aligning technical and product strategy.

This skill should be used when building React components with TypeScript, typing hooks, handling events, or when React TypeScript, React 19, Server Components are mentioned. Covers type-safe patterns for React 18-19 including generic components, proper event typing, and routing integration (TanStack Router, React Router).

Guide technical communication for software developers. Covers email structure, team messaging etiquette, meeting agendas, and adapting messages for technical vs non-technical audiences. Use when drafting professional messages, preparing meeting communications, or improving written communication.

Create and manage Claude Code plugins with proper structure, manifests, and marketplace integration. Use when creating plugins for a marketplace, adding plugin components (commands, agents, hooks), bumping plugin versions, or working with plugin.json/marketplace.json manifests.