Total 50,341 skills, Backend Development has 4128 skills
Showing 12 of 4128 skills
Database access patterns for performance. Separate read/write models, avoid N+1 queries, use AsNoTracking, apply row limits, and never do application-side joins. Works with EF Core and Dapper.
Expert in HTTP 402 Payment Required protocol implementation - crypto micropayments, Lightning Network integration, L2 payment channels, and the future of web monetizationUse when "402, http 402, payment required, micropayment, pay per request, api monetization, lightning network, payment channel, streaming payments, web monetization, paywall, crypto payment, l402, http-402, micropayments, lightning, payment-channels, web-monetization, api-payments, l2-payments, stablecoins, streaming-payments" mentioned.
Comprehensive guide for designing RESTful APIs including resource modeling, versioning strategies, HATEOAS, pagination, filtering, and HTTP best practices
MagicBlock Ephemeral Rollups development patterns for Solana. Covers delegation/undelegation flows, dual-connection architecture (base layer + ER), cranks for scheduled tasks, VRF for verifiable randomness, and TypeScript/Anchor integration. Use for high-performance gaming, real-time apps, and fast transaction throughput on Solana.
Guidelines for building robust APIs with Express.js and TypeScript, covering middleware patterns, routing, and security best practices
Legacy .NET Framework expert specializing in .NET Framework 4.8, WCF services, ASP.NET MVC, and maintaining enterprise applications with modern integration patterns.
This skill should be used when the user asks to "write a business rule", "create a script include", "write server-side code", "fix SyntaxError", "background script", "scheduled job", "workflow script", or any ServiceNow server-side JavaScript development.
Use when you need to design, review, or improve REST APIs with Micronaut — including @Controller routes, HTTP status codes, DTOs, Bean Validation, exception handlers, pagination, idempotency, ETag/If-Match, caching headers, versioning, OpenAPI, and security annotations. Part of the skills-for-java project
Help users integrate Runway video generation APIs (text-to-video, image-to-video, video-to-video)
Implement secure payments using Clerk Billing and Stripe without ever touching card data. Use this skill when you need to set up subscription payments, handle webhooks, implement payment gating, understand PCI-DSS compliance, or integrate Stripe Checkout. Triggers include "payment", "Stripe", "Clerk Billing", "subscription", "PCI-DSS", "credit card", "payment security", "checkout", "webhook", "billing".
Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface. Use when creating REST or GraphQL endpoints, defining type contracts between modules, or establishing boundaries between frontend and backend.
This skill should be used when the user asks 'what\'s the price of ETH', 'check token price', 'how much is SOL', 'show me the price chart', 'get candlestick data', 'show K-line chart', 'view trade history', 'recent trades for SOL', 'price trend', 'index price', or mentions checking a token\'s current price, viewing price charts, candlestick data, trade history, or historical price trends. Covers real-time on-chain prices, K-line/candlestick charts, trade logs, and index prices across Solana, Ethereum, Base, BSC, Polygon, Arbitrum, and 20+ other chains. For token search, market cap, liquidity analysis, trending tokens, or holder distribution, use okx-dex-token instead.