Backend Systems Architect

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40k
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Designs scalable, resilient backend architectures and high-performance API ecosystems using industry-standard patterns.

The Backend Architect skill empowers Claude to act as a senior system designer, specializing in the creation of robust distributed systems and maintainable microservices. It provides comprehensive guidance on service boundary definition, API contract design (REST, GraphQL, gRPC), and event-driven communication patterns. Whether you are planning a migration from a monolith, implementing complex authentication flows like OAuth 2.0, or building for high availability with circuit breakers and observability, this skill ensures your backend infrastructure is performant, secure, and observable from the ground up.

Key Features

01Microservices decomposition and service boundary definition using DDD
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03Advanced API design for RESTful, GraphQL, and gRPC services
04Implementation of resilience patterns like circuit breakers and sagas
05End-to-end security modeling including OAuth 2.0, JWT, and mTLS
06Observability strategies featuring distributed tracing and RED metrics

Use Cases

01Creating comprehensive API contracts and documentation using OpenAPI and Swagger
02Refactoring a monolithic system into a decoupled, event-driven architecture
03Designing a new microservices architecture for a high-traffic fintech application