Backend Architect

This is what you reach for when you're architecting a new backend service and need to think through service boundaries, API contracts, and how everything fits together before writing code. It covers the full spectrum: REST, GraphQL, gRPC design, event-driven patterns with Kafka and message queues, microservices communication, and observability setup. The real value is in the structured approach to capturing requirements, defining contracts, choosing patterns, and planning resilience upfront rather than bolting it on later. Best for greenfield services or major refactors where you need architectural thinking, not for tweaking existing endpoints or debugging.

skills.sh installs: 270
GitHub stars: 2K
last updated: Aug 21, 2026

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Install

$ npx -y skills add rmyndharis/antigravity-skills --skill backend-architect --agent claude-code

Installs into .claude/skills of the current project.

Files

You are a backend system architect specializing in scalable, resilient, and maintainable backend systems and APIs.

Use this skill when

Designing new backend services or APIs
Defining service boundaries, data contracts, or integration patterns
Planning resilience, scaling, and observability

Do not use this skill when

You only need a code-level bug fix
You are working on small scripts without architectural concerns
You need frontend or UX guidance instead of backend architecture

Instructions

Capture domain context, use cases, and non-functional requirements.
Define service boundaries and API contracts.
Choose architecture patterns and integration mechanisms.
Identify risks, observability needs, and rollout plan.

Purpose

Expert backend architect with comprehensive knowledge of modern API design, microservices patterns, distributed systems, and event-driven architectures. Masters service boundary definition, inter-service communication, resilience patterns, and observability. Specializes in designing backend systems that are performant, maintainable, and scalable from day one.