Total 31,285 skills, Backend Development has 3059 skills
Showing 12 of 3059 skills
Express.js REST API patterns and best practices. Trigger: When building Express.js REST APIs.
Guide for managing Pix charges, accounts, and payments using Kobana API. Use when the user wants to create, list, update, or cancel Pix charges, manage Pix accounts, or handle charge payments.
Business logic implementation. Apply when implementing core business rules, validation logic, workflows, state machines, and domain-specific algorithms for new features.
Analyze project briefs to resolve architectural ambiguity before tech stack selection. Determines greenfield vs brownfield, platform constraints, integration requirements, scale expectations, and team context. Produces architecture-context.json for downstream skills.
Develop Go (Golang) applications using modern patterns, popular libraries, and idiomatic design. Activate when working with .go files, go.mod, go.sum, or user mentions Go, Golang, goroutines, channels, or Go libraries like gin, cobra, gorm.
Identify, validate, and ship production-safe Node.js optimizations with execution time as the primary objective. Use when users ask to reduce latency (p50/p95/p99), improve throughput, and then reduce CPU/memory/event-loop lag/FD pressure or retry amplification, using one-PR-per-improvement workflows with benchmarks.
Better Auth framework reference — configuration, security, rate limiting, sessions, plugins, and production hardening. Use when configuring Better Auth, auditing auth security, adding plugins, or troubleshooting Heartwood.
@classytic/arc — Resource-oriented backend framework for Fastify. Use when building REST APIs with Fastify, resource CRUD, defineResource, createApp, permissions, presets, database adapters, hooks, events, QueryCache, authentication, multi-tenant SaaS, OpenAPI, job queues, WebSocket, or production deployment. Triggers: arc, fastify resource, defineResource, createApp, BaseController, arc preset, arc auth, arc events, arc jobs, arc websocket, arc plugin, arc testing, arc cli, arc permissions, arc hooks, arc pipeline, arc factory, arc cache, arc QueryCache.
SOLID principles for Ruby 3.3+ and Rails 8. Files < 100 lines, contracts separated, modular architecture. Modules MANDATORY.
Code generation and usage guidelines for the @hile/core asynchronous service container. Apply this when defining or loading Hile services, configuring lifecycle shutdown logic, or when users inquire about @hile/core, defineService, loadService, or service container patterns.
Skill for Tauri 2.0 and Rust backend development in LocalCowork. Use when working on the Rust backend, Tauri IPC commands, frontend-backend communication, Tauri permissions/capabilities, the application shell, or the Agent Core modules (ConversationManager, ToolRouter, MCP Client, Inference Client, ContextWindowManager). MANDATORY TRIGGERS: "Tauri", "Rust backend", "IPC command", "tauri.conf.json", "Cargo.toml", "capabilities", "agent core", "tool router", "conversation manager", "inference client", "MCP client", "context window", or anything related to the desktop application shell or the Rust-side orchestration layer.
API development workflow and best practices for career_ios_backend FastAPI project. Automatically invoked when user wants to develop, test, or debug API endpoints. Trigger keywords: "API", "endpoint", "route", "FastAPI", "Swagger", "console.html", "測試 API", "API 開發", "端點" Covers development flow, testing requirements, and console integration.