Total 50,523 skills, Backend Development has 4135 skills
Showing 12 of 4135 skills
FrankenPHP Documentation - Modern PHP application server built on Caddy
Automatically discover eBPF and kernel skills when working with eBPF, kernel tracing, XDP, kprobes, BPF, Linux kernel, or network filtering. Activates for eBPF development tasks.
bkend.ai platform onboarding and core concepts guide. Covers MCP setup, resource hierarchy (Org->Project->Environment), Tenant vs User model, and first project creation. Use proactively when user is new to bkend or asks about initial setup. Triggers: bkend setup, first project, bkend start, MCP connect, bkend 시작, 처음, 설정, MCP 연결, 프로젝트 생성, bkend始め方, 初期設定, MCP接続, bkend入门, 初始设置, MCP连接, configuracion bkend, primer proyecto, configuration bkend, premier projet, bkend Einrichtung, erstes Projekt, configurazione bkend, primo progetto Do NOT use for: specific database/auth/storage operations (use domain-specific skills), enterprise infrastructure (use infra-architect).
Use when serving uploaded files to users. Covers API-proxied file serving, direct storage URLs (S3/R2/Cloudinary), CDN configuration, public file URLs, caching headers, image optimization with Cloudinary, and serving files in frontend applications.
Technical architect assistant that helps design robust, scalable, and maintainable backend/frontend architectures. Provides visual diagrams, pattern recommendations, API design guidance, and stack selection advice. Use when designing system architecture, choosing tech stacks, planning scalability, designing APIs, or creating architectural documentation. Covers microservices, monoliths, serverless, event-driven patterns, and modern frameworks like Next.js and Supabase.
Expert-level Django development for robust Python web applications with ORM, admin, and authentication
Expert-level SQL database design, querying, optimization, and administration across PostgreSQL, MySQL, and SQL Server
Generate Go services following GO modular architechture conventions (Fx DI, OTEL tracing, interface-first design). Use when creating reusable business services in internal/modules/<module>/service/ - email senders, token generators, hashing utilities, template compilers, cache-backed lookups, or any domain service that encapsulates a single responsibility and is consumed by use cases or other services.
Generate Go use cases following GO modular architechture conventions (Fx DI, ports/usecase architecture). Use for any business logic operation in internal/modules/<module>/usecase/ - entity operations (create, update, list, delete), infrastructure operations (upload file, send notification), or any domain action requiring metrics, tracing, and validation.
Build type-safe D1 databases with Drizzle ORM for Cloudflare Workers. Includes schema definition, migrations with Drizzle Kit, relations, and D1 batch API patterns. Prevents 12 errors including SQL BEGIN failures. Use when: defining D1 schemas, managing migrations, writing type-safe queries, implementing relations or prepared statements, using batch API for transactions, or troubleshooting D1_ERROR, BEGIN TRANSACTION, foreign keys, migration apply, or schema inference errors. Prevents 12 documented issues: D1 transaction errors (SQL BEGIN not supported), foreign key constraint failures during migrations, module import errors with Wrangler, D1 binding not found, migration apply failures, schema TypeScript inference errors, prepared statement caching issues, transaction rollback patterns, TypeScript strict mode errors, drizzle.config.ts not found, remote vs local database confusion, and wrangler.toml vs wrangler.jsonc mixing. Keywords: drizzle orm, drizzle d1, type-safe sql, drizzle schema, drizzle migrations, drizzle kit, orm cloudflare, d1 orm, drizzle typescript, drizzle relations, drizzle transactions, drizzle query builder, schema definition, prepared statements, drizzle batch, migration management, relational queries, drizzle joins, D1_ERROR, BEGIN TRANSACTION d1, foreign key constraint, migration failed, schema not found, d1 binding error
Complete Guide to Pipeline Variable Management, covering variable lifecycle (creation, initialization, update, storage, transfer, query) and variable field extension (field definition, type extension, scope, inheritance). Used when users develop variable functions, handle variable transfer, extend variable fields, or debug variable issues.
Create Dojo models for storing game state with proper key definitions, trait derivations, and ECS patterns. Use when defining game entities, components, or state structures.