Service Layer Architecture

Provides backend architecture patterns (Clean Architecture, Hexagonal, DDD) for building maintainable, testable, and scalable systems with clear layering and...

Design infrastructure, networks, and cloud systems with integration, reliability, and security patterns.

Advanced patterns for specialized subagent orchestration with production-ready reference implementations. Security isolation, phased implementation, peer col...

Design clear, scalable REST and GraphQL APIs including resource modeling, HTTP methods, pagination, error handling, versioning, and schema best practices.

Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes.

Design, build, test, document, and secure production-grade APIs. Covers the full lifecycle from schema design through deployment, monitoring, and versioning....