Total 50,615 skills, Backend Development has 4144 skills
Showing 12 of 4144 skills
OpenAPI documentation skill for Rust APIs using utoipa with Axum framework. Use when building REST APIs with automatic OpenAPI spec generation and Scalar UI. Covers: (1) ToSchema derive for request/response types, (2) #[utoipa::path] for endpoint documentation, (3) OpenApi derive for combining specs, (4) Security schemes (JWT, API keys), (5) IntoParams for query/path params, (6) Scalar UI integration, (7) Response and error handling patterns. Triggers: utoipa, openapi, scalar, axum api, ToSchema, IntoParams, rust api docs.
Guide for cross-compiling complex C programs (like DOOM) for embedded MIPS environments with custom VM runtimes. This skill applies when building software that targets MIPS architecture with limited stdlib support, custom syscall interfaces, or JavaScript-based VM execution environments. Use when cross-compiling games, applications, or any C code for constrained MIPS targets.
Use when working with SIP messages, methods, call flows, and protocol fundamentals for VoIP applications.
Provides comprehensive guidance for Spring Data JPA including repositories, entity management, query methods, and database operations. Use when the user asks about Spring Data JPA, needs to work with JPA repositories, implement data access layers, or configure JPA in Spring.
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.
Provides comprehensive SAP Commerce Cloud (formerly Hybris) development guidance including type system modeling, service layer architecture, data management with ImpEx and FlexibleSearch, OCC API customization, B2C/B2B accelerator patterns, CronJobs, business processes, Solr search, promotions, caching, and Backoffice configuration. Use when the user asks to "create SAP Commerce extensions", "define item types in items.xml", "write ImpEx scripts", "implement service layer components (facades/services/DAOs)", "customize OCC REST APIs", "work with FlexibleSearch queries", "customize B2C or B2B accelerators", "configure Spring beans", "create CronJobs or scheduled tasks", "define business processes or order flows", "configure Solr search or indexing", "set up promotions or coupons", "configure caching", "customize Backoffice", mentions "Hybris development" or "SAP Commerce Cloud platform", or asks about troubleshooting SAP Commerce issues.
CLI application patterns and best practices
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.
Use when implementing payment processing, Stripe integration, subscription billing, checkout flows, webhooks, or asking about "Stripe", "payments", "subscriptions", "checkout", "PCI compliance", "webhooks", "refunds"
Use when building joi schemas, custom validators, extensions, or working with joi's validation pipeline. Covers all types, references, templates, errors, and the extension API.
Skill for PHP/Laravel backend development following project conventions. Use when creating or editing PHP code, models, services, controllers, tests, or any backend logic. Loads all backend rules from .claude/rules/backend/ and .claude/rules/dataclasses/.