Expert NestJS development with CQRS architecture for Aurora projects. Covers commands, queries, handlers, business logic placement, guards, interceptors, and custom decorators, Value Objects. Trigger: When implementing NestJS components, CQRS handlers, business logic, guards, interceptors, or custom decorators in Aurora projects.
Convex function patterns, validators, queries with indexes, mutations with auth checks, and real-time data. Use when writing Convex queries, mutations, actions, schema changes, or debugging Convex code.
D1 database operations with Drizzle ORM, schema management, advanced querying, pagination, and transaction patterns for Cloudflare Workers.
Best practices for Convex actions, transactions, and scheduling. Use when writing actions that call external APIs, using ctx.runQuery/ctx.runMutation, scheduling functions with ctx.scheduler, or working with the Convex runtime vs Node.js runtime ("use node").
Build and deploy this Next.js LangChain agent application. Use when building, deploying, or preparing the project for production.
Patterns backend FastAPI architecture 3-tiers, complète DEV_AGENT avec best practices backend
Patterns for building AI chatbot frontends using OpenAI ChatKit with Next.js App Router, including custom backend integration via ChatKit Python SDK.
Build and deploy this Next.js LangChain retrieval agent application with Supabase vector store. Use when building, deploying, setting up vector store, or preparing the project for production.
Integrate OpenAI ChatKit in Next.js 15 App Router with domain allowlist, authentication, and API connections. Use when building chat interfaces or ChatKit integration.
Use this agent when you need to design, implement, or optimize FastAPI backend applications. This includes API endpoint creation, database integration, authentication/authorization implementation, cloud deployment strategies, business logic architecture, performance optimization, and following FastAPI best practices.
Build FastAPI applications with SQLModel ORM and NEON serverless PostgreSQL. This skill should be used when creating database models, setting up NEON connections, building CRUD endpoints, defining relationships (1:1, 1:N, N:N), or adding pagination. Triggers: "create models", "setup database", "add CRUD", "SQLModel", "NEON", "database relationships", "connect to postgres", "add pagination".
Prisma 5+ ORM with schema-first design, type-safe client, migrations, and database integrations (Supabase, PlanetScale, Neon). Use for TypeScript/JavaScript database access.
Advanced Backend Architecture (Clean/Hexagonal), Node.js, and Security Best Practices
Comprehensive backend development guide for Node.js/Express/TypeScript microservices. Use when creating routes, controllers, services, repositories, middleware, or working with Express APIs, Prisma database access, Sentry error tracking, Zod validation, unifiedConfig, dependency injection, or async patterns. Covers layered architecture (routes → controllers → services → repositories), BaseController pattern, error handling, performance monitoring, testing strategies, and migration from legacy patterns.
NestJS backend conventions, controller patterns, HTTP verbs, guards, and service layer practices.
REST/GraphQL/tRPC API pattern library with validation, error handling, and documentation. Use when creating backend APIs.
Design Laravel app architecture with services, repositories, actions, and clean code patterns. Use when structuring projects, creating services, implementing DI, or organizing code layers.
Backend API implementation patterns for scalability, security, and maintainability. Use when building APIs, services, and backend systems.
Design React components following Tetris architecture guidelines. Use when creating new components, refactoring components, optimizing performance, or improving component structure. Auto-triggers on phrases like "create a component", "refactor this component", "optimize rendering", or "improve component design". Emphasizes component consolidation, unified patterns, and efficient hook usage.
REST API design and implementation patterns for FastAPI endpoints including CRUD operations, pagination, filtering, error handling, and request/response models. Use when building FastAPI endpoints, creating REST APIs, implementing CRUD operations, adding pagination, designing API routes, handling API errors, or when user mentions FastAPI patterns, REST API design, endpoint structure, API best practices, or HTTP endpoints.
