Total 44,141 skills, Backend Development has 3827 skills
Showing 12 of 3827 skills
Builds GraphQL APIs with schema design, resolvers, error handling, and performance optimization using Apollo or Graphene. Use when creating flexible query APIs, migrating from REST, or implementing real-time subscriptions.
Implements API rate limiting using token bucket, sliding window, and Redis-based algorithms to protect against abuse. Use when securing public APIs, implementing tiered access, or preventing denial-of-service attacks.
Modern Rust development with cargo, rustc, clippy, rustfmt, async programming, and memory-safe systems programming. Covers ownership patterns, fearless concurrency, and the modern Rust ecosystem including Tokio, Serde, and popular crates. Use when user mentions Rust, cargo, rustc, clippy, rustfmt, ownership, borrowing, lifetimes, async Rust, or Rust crates.
Creates Rails models using TDD approach - spec first, then migration, then model. Use when creating new models, adding model validations, defining associations, or setting up database tables.
Master Rails Active Storage for file attachments, cloud storage integration, image transformations, and direct uploads. Use when implementing file uploads, managing attachments to records, configuring S3/GCS storage, generating image variants, and handling file analysis. Covers local disk, cloud services, direct uploads, and advanced patterns.
Master Active Job framework for asynchronous background job processing. Use when building background workers, handling async operations, managing job queues, scheduling recurring tasks, or processing long-running operations. Covers job definition, Solid Queue backend, error handling, and advanced patterns.
Oban background job patterns - workers, queues, error handling, testing. Load when working with background jobs.
bkend.ai database expert skill. Covers table creation, CRUD operations, 7 column types, constraints, filtering (AND/OR, 8 operators), sorting, pagination, relations, joins, indexing, and schema management via MCP and REST API. Triggers: table, column, CRUD, schema, index, filter, query, data model, 테이블, 컬럼, 스키마, 인덱스, 필터, 쿼리, 데이터 모델, テーブル, カラム, スキーマ, インデックス, フィルター, 数据表, 列, 模式, 索引, 过滤, 查询, tabla, columna, esquema, indice, filtro, consulta, tableau, colonne, schema, index, filtre, requete, Tabelle, Spalte, Schema, Index, Filter, Abfrage, tabella, colonna, schema, indice, filtro, query Do NOT use for: authentication (use bkend-auth), file storage (use bkend-storage), platform management (use bkend-quickstart).
Research an Elixir/Phoenix topic on the web. Searches ElixirForum, HexDocs, blogs, and GitHub. Uses efficient markdown conversion.
Scaffold and create a Modular Monolithic Architecture project. Use when the user wants to create a new modular monolith, restructure a monolith into modules, design module boundaries, or set up a project following modular monolith best practices. Supports multiple languages and frameworks.
Initial Convex workspace setup in Coder workspaces with self-hosted Convex deployment, authentication configuration, Docker setup, and environment variable generation
This skill should be used when implementing features from Linear issues with full TDD workflow, automated planning, parallel code reviews (security and Rails best practices), systematic feedback implementation, and automated PR creation with Linear integration. Use when the user provides a Linear issue ID (e.g., "TRA-9", "DEV-123") and wants a complete implementation workflow from issue to PR.