“Refactoring”

b3rys software-structure and refactoring guide for AI-generated or AI-modified code.

Writes, debugs, and refactors JavaScript code using modern ES2023+ features, async/await patterns, ESM module systems, and Node.js APIs.

Designs complex generic types, refactors `any` types to strict alternatives, creates type guards and utility types, and resolves TypeScript compiler errors.

Use when Code implementation and refactoring, architecturing or designing systems, process and workflow improvements, error handling and validation.

Improves Python library code quality through ruff linting, mypy type checking, Pythonic idioms, and refactoring.

Use during PR creation for a UI feature or feature task.

Test-driven development with red-green-refactor loop using vertical slices.

Audit and refactor a Next.js app so data fetching happens on the server, backend credentials never reach the browser, and client-side fetch waterfalls stop…

Trigger: Creation or refactoring of pages, React components, routes, server actions, Server and Client Components in Next.js, use of 'use client', passing…

Use when creating or editing any prompt (commands, hooks, skills, subagent instructions) to verify it produces desired behavior - applies RED-GREEN-REFACTOR…

**UTILITY SKILL** - Explain code snippets, functions, and algorithms in plain language.

Run large codebase migrations and multi-file refactors.

Use when Code implementation and refactoring, architecturing or designing systems, process and workflow improvements, error handling and validation.

Code quality mastery — programming principles (SOLID, DRY, KISS, YAGNI…), refactoring techniques, and design patterns to write clean, maintainable, extensible…

This skill should be used when the user asks to "write idiomatic fp-ts", "refactor to fp-ts", "use Option/Either/Task/TaskEither", "compose with pipe/flow"…

Delegate coding tasks to Google Jules AI agent for asynchronous execution.

Guide for continuous improvement, error proofing, and standardization.

Expert Go programming skill authored by spf13 (former Go team lead, author of Cobra, Viper, Hugo, Afero).

React 19 performance patterns and composition architecture for Vite + Cloudflare projects.

Guide feature development for full-stack applications with architecture focus.

Establishes development best practices using the Vendix skills system.

Structured task planning with clear breakdowns, dependencies, and verification criteria.

AWS Lambda Python conventions: handler structure, Powertools logging/tracing/metrics, input validation, error handling, batch partial failures, idempotency…

High-quality C++ OOP coding style (archibate / parallel101 lineage) that overrides sloppy AI-default C++.