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Backend (Page 12 of 44)

2624 Claude Code skills in the Backend sub-category of Engineering.

2,624 skills · updated 2026-10-25 · showing 661–720 of 2,624 by quality score

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Thiết kế DB schema production → apply lên PostgreSQL → dùng sqlacodegen reverse-engineer SQLAlchemy models → tự động fix cú pháp. Dành cho FastAPI + PostgreSQL projects.
Validate Laravel database configuration and test actual connections. Use when user reports "database connection error", "hosts array is empty", "could not connect to database", or…
Use when modeling Domain-Driven Design concepts in a Ruby on Rails codebase. Covers Rails-first mapping of entities, aggregates, value objects, domain services, application…
Query DeBank OpenAPI for wallet portfolios, token holdings, DeFi positions, and transaction history.
Assistência em debugging e troubleshooting de aplicações PHP/Laravel incluindo análise de stack traces, logs, erros de banco de dados, problemas de performance, memory leaks, e…
Debug WebSocket connection issues between CLI and FigJam plugin. Use when diagrams aren't syncing or connection fails.
Debug production-like issues in this repository with disciplined evidence gathering. Use when fixing failing workflows, regressions, flaky behavior, or data inconsistencies across…
Diagnoses and recovers from complex REST and GraphQL API failures. Enforces reproduction before fixing and verifies via runtime inspection.
Diagnoses and root-causes Amazon MWAA workflow failures across Provisioned (Python DAG) and Serverless (YAML workflow) environments.
Use when seeing WebSocket errors like "Invalid frame header", "RSV1 must be clear", or "WS_ERR_UNEXPECTED_RSV_1" - covers multiple WebSocketServer conflicts, compression issues,…
Expert on Decibel on-chain perpetual futures trading platform on Aptos. Covers trading engine, orderbook, TypeScript SDK, REST APIs, WebSocket streams, market data, position…
Manage Kong Gateway and Konnect declaratively using decK CLI. Use when working with Kong Gateway configurations, syncing state, converting OpenAPI specs to Kong config, validating…
Vovk.ts decorators — built-in (`@prefix`, `@operation`, `@get/@post/@put/@patch/@del`, `.auto()`) and custom via `createDecorator`.
Transcribes audio using the Deepgram Nova-2 API with diarization, punctuation, and smart formatting. Supports streaming via WebSocket and batch via REST with pre-recorded endpoint…
Deploy a Django app behind nginx using a gunicorn unix socket (wrapper-dir layout). Reference recipe — derive a per-host user skill from it.
Deploys a Regional REST API with a custom domain name, a Lambda backend function, and a request-based Lambda authorizer using AWS CLI.
Use when designing how a backend service (or a fleet of services) reports errors — a typed exception hierarchy (one base + per-status subclasses carrying statusCode/message/data),…
API設計エージェント - リファクタリング後のマイクロサービスAPI設計。REST/GraphQL/gRPC/AsyncAPIの仕様書、API Gateway設計、認証・認可設計を策定。/design-api [対象パス] で呼び出し。
Designs paginated list endpoints that stay correct and fast under concurrent writes — cursor/keyset pagination over a stable total ordering with a unique tie-break key (e.g.
Generate an OpenAPI 3.1.0 specification from API design stories, a domain model, API standards, and OpenAPI best practices. Lints with RateMyOpenAPI and iterates to 100/100.
Generate API design stories from requirements, a domain model, and API standards. Stories bridge product requirements and OpenAPI specs — Emmanuel Paraskakis's method for…
Designs and evolves gRPC/protobuf service contracts — message and service definitions, unary vs streaming RPC selection, wire-compatible schema evolution (reserved tags, safe vs…
Designs REST and GraphQL APIs including endpoints, error handling, versioning, and documentation. Use when creating new APIs, designing endpoints, reviewing API contracts — from…
Design APIs that are secure, scalable, and maintainable using RESTful, GraphQL, and event-driven patterns.
Guides REST and GraphQL API design, endpoint patterns, request/response schemas, versioning, and API best practices.
Designs REST and GraphQL APIs including endpoints, error handling, versioning, and documentation. Use when creating new APIs, designing endpoints, reviewing API contracts — from…
Designs concise, streamlined backend systems matching exact task requirements. Use when planning APIs, data models, system architecture, or when the user requests backend design…
Guides designing, reviewing, and governing RESTful APIs — resource modeling, URL structure, HTTP methods, status codes, error handling (RFC 9457), pagination, versioning,…
Tauri 2.x Rust command patterns, state management, error handling, events, channels, testing
Використовуйте цей навик для виявлення та усунення вузьких місць продуктивності у Laravel/PHP-проєкті. Аналізує CPU, памʼять, I/O, БД-запити, черги, кеш та lock-contention.
Detection and response methodology for GraphQL endpoint abuse - introspection and field-suggestion schema reconnaissance, batching and alias abuse to bypass rate limits and brute…
Use to design or review API contracts, auth, pagination, versioning, errors, compatibility, and OpenAPI/GraphQL shape.
Production-grade API design patterns for REST, GraphQL, gRPC, and tRPC. Covers API architecture, OpenAPI/Swagger specs, versioning/deprecation, authentication/authorization, rate…
Master skill for Backend Integration (Supabase) and API handling. Covers database schema, authentication, and SQL.
Développement d'applications Python Django avec models, views, templates, ORM, admin et Django REST Framework.
Adds logic, state management, TypeScript types, and CRUD operations to UI. Works AFTER ui-first-builder creates the interface.
Développement d'APIs Node.js avec Express, middleware, routing, gestion d'erreurs, authentification et bonnes pratiques de conception.
Développement d'APIs performantes avec FastAPI, Pydantic, async/await, OpenAPI et système de dépendances.
Conception et implémentation de schémas et résolveurs GraphQL. Se déclenche avec "GraphQL", "schema", "query", "mutation", "subscription", "resolver", "Apollo", "Hot Choc — from…
Conception de services gRPC, définition de contrats Protobuf, patterns de streaming et intégration dans des architectures microservices.
Développement Java avec Spring Boot, Spring Security et l'écosystème Spring. Se déclenche avec "Java", "Spring Boot", "Spring", "JPA", "Hibernate", "Maven", "Gradle", "Sp — from…
Développement PHP Laravel avec Eloquent ORM, Blade templates, migrations, middleware, queues et Sanctum.
Design d'API Contract-First avec OpenAPI/Swagger, génération de code, validation de contrats et documentation interactive.
Conception d'APIs REST conformes aux standards et bonnes pratiques. Se déclenche avec "API REST", "concevoir une API", "endpoints", "REST design", "resource naming", "HTT — from…
Conception de systèmes temps réel avec WebSocket — SignalR, Socket.io, scaling horizontal et stratégies de reconnexion.
Develop features for Laravel 13 + Filament v4 e-commerce. Use when adding Filament admin resources, Blade pages, Livewire components, or e-commerce logic (cart, checkout, orders)…
Develop features in a Laravel 13 + Filament v4 + Livewire 3 monolith. Use when adding admin resources, Blade pages, Livewire components, Actions, Services, or database migrations…
Develop features for the OBJ 3D Product Configurator — an Astro + React Three Fiber app with Three.js engine, Redux/Zustand state, and Prisma backend.
Geração e implementação avançada de código. Use para gerar código com qualidade de produção na stack Casarcom (NestJS, Next.js, PostgreSQL, Redis, SQS, AWS).
Employer-side hiring for developer-platform roles - API Product Manager, Platform Engineer/Architect, Partner/Integration Engineer.
Before starting any developer-platform, public-API, or integration work - or whenever no other platform skill has been chosen - route the task to the right skill in…
Guide for contributing to the OpenAPI layer using processor pattern, complexity management, and functional programming.
Guides modern Python project development. Use when pyproject.toml or requirements.txt is detected. Supports Python 3.13 + uv + ruff + mypy environment, FastAPI/FastMCP…
Laravel framework patterns for PHP applications including Eloquent ORM, migrations, routing, queues, and Blade templates.
Python 3.11+ development with type hints, async patterns, FastAPI, and pytest. Use for backend services, CLI tools, data processing, and API development.
Generate and configure DevExpress Blazor AI Chat (DxAIChat) — an AI-powered chat UI for Blazor apps. Use for building conversational assistants, integrating providers (OpenAI,…
Generate and configure DevExpress Blazor Charts (DxChart, DxPieChart, DxPolarChart) for common chart types (line/bar/area/pie/donut/scatter/bubble/financial), data binding, axes,…
Build and configure the DevExpress Blazor ComboBox (DxComboBox) — a drop-down/select editor for Blazor Server, WebAssembly, and Hybrid apps.
Generate and configure DevExpress Blazor visualization components such as DxBarGauge, DxRangeSelector, DxSankey, DxSparkline, and DxMap.
Build and configure the DevExpress Blazor Grid (DxGrid) — a full-featured data grid for Blazor Server, WebAssembly, and Hybrid apps.
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