Total 55,826 skills, Backend Development has 4405 skills
Showing 12 of 4405 skills
使用 Spring Cache 抽象实现缓存策略，支持多种缓存提供商（Redis、Caffeine、EhCache 等）。使用场景：(1) 减少数据库查询，(2) 提高 API 响应时间，(3) 实现读写缓存策略，(4) 配置缓存失效策略，(5) 实现多级缓存
DB DDL/마이그레이션 생성 전문가. "테이블 만들어줘", "DB 스키마 생성", "마이그레이션 생성" 키워드로 트리거. PRD 문서 또는 테이블 구조를 입력받아 dbmate 마이그레이션 파일 생성.
Integrate Autumn billing—define features/plans in autumn.config.ts, use autumn-js SDK for credit checks/tracking, manage the atmn CLI for push/pull. Use when working on billing, pricing, credits, plan gating, or metered usage.
Evolution API integration for WhatsApp messaging, instance management, webhooks, and chatbot orchestration. Use when: (1) Creating or managing WhatsApp instances via Evolution API, (2) Sending messages (text, media, audio, lists, buttons, reactions), (3) Configuring webhooks or event listeners, (4) Managing groups or contacts, (5) Integrating with Typebot, Chatwoot, Dify, or OpenAI through Evolution API. Triggers on: evolution-api, evolution api, whatsapp api, baileys, whatsapp integration, send whatsapp, whatsapp webhook.
Configure multi-tenant organizations, manage members and invitations, define custom roles and permissions, set up teams, and implement RBAC using Better Auth's organization plugin. Use when users need org setup, team management, member roles, access control, or the Better Auth organization plugin.
Use this skill for any PostgreSQL database work — table design, indexing, data types, constraints, extensions (pgvector, PostGIS, TimescaleDB), search, and migrations. **Trigger when user asks to:** - Design or modify PostgreSQL tables, schemas, or data models - Choose data types, constraints, indexes, or partitioning strategies - Work with pgvector embeddings, semantic search, or RAG - Set up full-text search, hybrid search, or BM25 ranking - Use PostGIS for spatial/geographic data - Set up TimescaleDB hypertables for time-series data - Migrate tables to hypertables or evaluate migration candidates **Keywords:** PostgreSQL, Postgres, SQL, schema, table design, indexes, constraints, pgvector, PostGIS, TimescaleDB, hypertable, semantic search, hybrid search, BM25, time-series
Commet behavior rules and business logic. Use when implementing billing features, subscription changes, plan changes, proration, pricing, credits, balance, intro offers, or any billing edge case. Contains detailed rules for how changes affect customers.
Make .NET projects compatible with Native AOT and trimming by systematically resolving IL trim/AOT analyzer warnings. USE FOR: making projects AOT-compatible, fixing trimming warnings, resolving IL warnings (IL2026, IL2070, IL2067, IL2072, IL3050), adding DynamicallyAccessedMembers annotations, enabling IsAotCompatible. DO NOT USE FOR: publishing native AOT binaries, optimizing binary size, replacing reflection-heavy libraries with alternatives. INVOKES: no tools — pure knowledge skill.
Reference skill for Zoom webhooks. Use after routing to an event-driven workflow when implementing subscriptions, signature verification, delivery handling, retries, or event-type selection.
Django REST Framework patterns. Trigger: When building REST APIs with Django - ViewSets, Serializers, Filters.
Java 21 language and runtime patterns for modern, safe code. Trigger: When writing Java 21 code using records, sealed types, or virtual threads.
Task routing and queue management patterns for Celery including priority queues, topic exchanges, worker-specific routing, and advanced queue configurations. Use when configuring task routing, managing queues, setting up priority queues, implementing worker routing, configuring topic exchanges, or when user mentions task routing, queue management, Celery routing, worker assignments, or message broker routing.