Create Business Manager extension cartridges for B2C Commerce. Use when building admin tools, BM menu items, or custom BM pages (bm_* cartridges). Covers bm_extensions.xml, menu items, dialog actions, and form extensions.

Create storefront controllers in SFRA or classic B2C Commerce patterns. Use when building pages, handling form submissions, creating AJAX endpoints, or working with server.get/server.post, res.render, res.json, and middleware chains. Also covers URLUtils for URL generation.

Develop Custom SCAPI endpoints for B2C Commerce. Use when creating REST APIs, defining api.json routes, writing schema.yaml (OAS 3.0), or building headless commerce integrations. Covers cartridge structure, endpoint implementation, and OAuth scope configuration.

Create custom job steps for B2C Commerce batch processing. Use when writing scheduled tasks, data sync jobs, import/export scripts, or any server-side batch processing code. Covers steptypes.json, chunk-oriented processing, and task-oriented execution. For running existing jobs, use b2c-job instead.

Manage eCDN (embedded Content Delivery Network) settings. Use when purging cache, configuring WAF rules, managing SSL certificates, setting rate limits, or creating CDN zones for storefronts.

Work with B2C Commerce site metadata XML for custom attributes and object types. Use when defining custom attributes on products/orders/customers, creating custom object types, or setting site preferences via XML import. Covers system-objecttype-extensions.xml and custom-objecttype-definitions.xml.

Create Page Designer pages and components in B2C Commerce. Use when building visual merchandising tools, content slots, or experience API integrations. Covers page types, component types, regions, and attribute definitions.

Use the `b2c` CLI plugin to manage SCAPI Custom API endpoints and check their registration status.

Implement web service integrations in B2C Commerce using LocalServiceRegistry. Use when calling external APIs, configuring service credentials in services.xml, handling HTTP requests/responses, or implementing circuit breakers. Covers HTTP, SOAP, FTP, and SFTP services.

Multi-technique business analysis orchestration using BABOK. Coordinates 14 techniques across strategic analysis, problem solving, planning, and design into comprehensive analysis packages.

Multi-agent coordination for parallel development. Use when asked to parallelize work, coordinate multiple agents, or manage tasks across a codebase.

Build NestJS backend following Orchestrator AI patterns. Module/Service/Controller structure, A2A protocol compliance, transport types, error handling. CRITICAL: Files follow kebab-case naming. Controllers handle HTTP, Services contain business logic, Modules organize dependencies.

Handles backend/API/database work for Unite-Hub. Implements Next.js API routes, Supabase database operations, RLS policies, authentication, and third-party integrations (Gmail, Stripe).

Design and implement RESTful API endpoints following REST principles with clear resource-based URLs and appropriate HTTP methods. Use this skill when creating or modifying API routes, endpoints, controllers, or API handlers. When working with HTTP request/response handling, API versioning, rate limiting, or status code management. When designing URL structures, query parameters, or nested resource endpoints. When implementing API middleware, authentication endpoints, or any server-side API logic in route files, controller files, or API configuration files.

Authentication library for Next.js applications (NextAuth.js v5). Use when building Next.js 14+ apps that need OAuth providers (GitHub, Google, etc.), credentials login, or session management. Provides adapters for Prisma, Drizzle, and other databases. Choose Auth.js over Passport.js for Next.js App Router projects.

tRPC router patterns, Supabase integration, API design, error handling for backend services

Complete FastAPI development including framework fundamentals, architecture patterns (Clean Architecture, Hexagonal Architecture, DDD), dependency injection, async patterns, and best practices. Use when implementing FastAPI endpoints, architecting backend systems, or applying architectural patterns to FastAPI applications.

Golang Developer Agent. Go 언어 기반 백엔드 개발을 담당합니다. Gin, Echo, GORM, 고성능 마이크로서비스 전문.

Backend Implementation Workflow Agent. Backend만 구현이 필요한 경우 사용합니다. API 추가, 서비스 로직 구현, DB 스키마 변경 등을 오케스트레이션합니다.

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Java Developer Agent. Java/Spring Boot 기반 백엔드 개발을 담당합니다. Spring, JPA, Hibernate, Maven, Gradle 전문.

Kotlin Developer Agent. Kotlin 기반 백엔드 개발을 담당합니다. Coroutines, Ktor, Spring Boot + Kotlin 전문.

Define database models with clear naming, appropriate data types, constraints, relationships, and validation at multiple layers. Use this skill when creating or modifying database model files, ORM classes, schema definitions, or data model relationships. Apply when working with model files (e.g., models.py, models/, ActiveRecord classes, Prisma schema, Sequelize models), defining table structures, setting up foreign keys and relationships, configuring cascade behaviors, implementing model validations, adding timestamps, or working with database constraints (NOT NULL, UNIQUE, foreign keys). Use for any task involving data integrity enforcement, relationship definitions, or model-level data validation.

Define database models with clear naming, proper data types, relationships, constraints, and validation rules. Use this skill when creating or editing ORM model files, database schema definitions, model classes, or entity definitions. When working with model files (e.g., `models/*.rb`, `models/*.py`, `*.model.ts`, `entities/*.java`), defining table structures, setting up foreign keys and relationships, adding timestamps, implementing data validation, or configuring database constraints. When establishing model associations, cascade behaviors, or indexes on model attributes.

Node Developer Agent. Node.js/TypeScript 기반 백엔드 개발을 담당합니다. NestJS, Express, Prisma 전문.

Coordinates backend development tasks (APIs, services, databases). Use when implementing REST APIs, business logic, data models, or service integrations. Applies backend-standard.md for quality gates.

Authentication middleware for Express.js and Node.js applications. Use when building Express APIs that need JWT authentication, OAuth, or custom auth strategies. Provides 500+ authentication strategies. Choose Passport.js over Auth.js for Express backends, pure API servers, or when you need maximum control over auth flow.

Apply backend patterns for server architecture, database interactions, and API structure. Use when designing backend systems. Not for frontend logic or simple scripts.

PHP Developer Agent. Laravel 기반 백엔드 개발을 담당합니다. Eloquent ORM, Artisan, Queue, Sanctum 전문.

Build Retrieval-Augmented Generation (RAG) systems for LLM applications with vector databases and semantic search in FastAPI backends. Use when implementing knowledge-grounded AI, building document Q&A systems, or integrating LLMs with external knowledge bases.

**If implementing payment, billing, subscription, or financial transactions:**

backend-rust

Guide for integrating safety validation into new inference backends

Senior Developer Agent. 기술 리더십, 아키텍처 의사결정, 코드 리뷰 리드, 멘토링을 담당합니다.

Architect scalable backend services using layered architecture, dependency injection, middleware patterns, service classes, and separation of concerns. Use when building API services, implementing business logic layers, creating service classes, setting up middleware chains, implementing dependency injection, designing controller-service-repository patterns, handling cross-cutting concerns, creating domain models, implementing CQRS patterns, or establishing backend architecture standards.

Setting up an agent runtime backend involves:

Experto en FastAPI y gestión segura de credenciales multi-tenant para Platform AI Solutions.

Hono/Bun patterns and backend best practices for this project. Use when implementing API endpoints, WebSocket handlers, services, or server-side logic in packages/server.

Master the uv package manager for fast Python dependency management, virtual environments, and modern Python backend project workflows. Use when setting up Python projects, managing dependencies, or optimizing Python development workflows with uv.

TypeScript-first schema validation library. Use for ALL input validation in TypeScript projects — API inputs, form data, environment variables, config files. Essential companion for tRPC (required), React Hook Form, and any data boundary. Choose Zod when you need runtime validation with automatic TypeScript type inference.

พัฒนา Backend ด้วย Spring Boot, Node.js, Python อย่างมืออาชีพ

Design layered backgrounds that make PNG assets blend naturally. Use when hero assets float awkwardly on gradients, multiple images don't blend, or need seamless foreground/background integration. Outputs layer stacks, blend modes, edge-tinting strategies, and exact CSS.

Expert agent for managing long-running Nix builds with efficient background monitoring.

Expert in designing and implementing production-grade background job systems that handle long-running tasks without blocking API responses.

Implement background job processing systems with task queues, workers, scheduling, and retry mechanisms. Use when handling long-running tasks, sending emails, generating reports, and processing large datasets asynchronously.

Implement robust background job processing with dead letter queues, retries, and state machines. Use when building async workflows, scheduled tasks, or any work that shouldn't block the request/response cycle.

Run and manage long-running background tasks in the shell. Use for starting processes in background, monitoring output, listing active tasks, and killing processes. Essential for dev servers, watch modes, builds, and any non-blocking operations.

Expert guidance for managing tasks using the Backlog.md CLI tool. Use this skill when working with backlog tasks, creating or editing task files, managing acceptance criteria, tracking task progress, or understanding backlog workflows and best practices. Activates when users mention backlog, tasks, acceptance criteria, task management, or backlog commands.

Эксперт backlog refinement. Используй для grooming sessions, story estimation и prioritization.

Expert knowledge for working with Backlog.md task management. Use when managing tasks, organizing epics, handling dependencies, or tracking project progress. Automatically applies Backlog.md best practices.