Build, review, and refactor Python backend services. Use for tasks like FastAPI/Flask service setup, API design, request/response schemas, database access (PostgreSQL), migrations, background jobs, observability (logging/metrics/tracing), authentication, configuration, testing, and production hardening.
Deploying Expo apps to iOS App Store, Android Play Store, web hosting, and API routes
Provides a high-level overview of the Next.js application's file structure and directory organization. Use when deciding where to place new files, components, server actions, database schemas, or when understanding the overall architecture of the codebase. Essential for maintaining consistent file organization and knowing where different types of code belong.
Deploy Python Flask applications to Railway.app with environment configuration and webhook setup
Comprehensive Supabase integration covering authentication, database operations, realtime subscriptions, storage, and MCP server patterns for building production-ready backends with PostgreSQL, Auth, and real-time capabilities
Master ASP.NET Core with minimal APIs, MVC, middleware, dependency injection, and production-ready web applications.
Framework-focused TypeScript development with types, interfaces, generics, and utility types
Use this to run and debug the UI + server locally (Vite dev server, `lotar serve`, ports, SSE).
Frontend development guidelines for React/TypeScript applications. Modern patterns including Suspense, lazy loading, useSWR, file organization with features directory, shadcn/ui components, Tailwind CSS styling, Next.js App Router, performance optimization, and TypeScript best practices. Use when creating components, pages, features, fetching data, styling, routing, or working with frontend code.
Desktop application development with Electron and Tauri
Build production Spring Boot applications - REST APIs, Security, Data, Actuator
Build with Next.js (App Router, RSC, SSR, ISR), Turborepo monorepos. Use for React apps, server rendering, build optimization, caching strategies, shared dependencies.
Design and audit Server Actions for Next.js 16 forms. Implements 'use server', useActionState hooks, progressive enhancement, validation, error handling, and optimistic updates.
Scaffold a production-ready ArcGIS Maps SDK application with TypeScript, Vite, ESLint, Prettier, git hooks, and GitHub Actions CI/CD.
Effect TypeScript patterns including services, layers, schema validation, and Elysia integration.
Deploy web applications to Domino Data Lab with expertise in React apps (Vite) behind Domino's reverse proxy. Covers app.sh configuration, port configuration, base path handling for SPAs, CI/CD with GitHub Actions, and proxy troubleshooting. Use when deploying apps to Domino, setting up CI/CD pipelines, fixing broken routing, or configuring JavaScript frameworks for Domino's proxy.
TypeScript バックエンド開発スキル。Clean Architecture、レイヤー構成、Repository パターン、Use Case 実装、エラーハンドリングなど。API 開発時に使用。
Containerize and deploy Node.js applications with Docker including multi-stage builds, Docker Compose, and production optimization
