Total 50,604 skills, Backend Development has 4139 skills
Showing 12 of 4139 skills
Manages .NET project setup, build systems, and developer tooling including solution structure, MSBuild (authoring, tasks, Directory.Build), build optimization, performance patterns, profiling (dotnet-counters/trace/dump), Native AOT publishing, trimming, GC/memory tuning, CLI app architecture (System.CommandLine, Spectre.Console, Terminal.Gui), docs generation, tool management, version detection/upgrade, and solution navigation.
Produces comprehensive system architecture plans for features and products including component breakdown, data flow diagrams, system boundaries, API contracts, and scaling considerations. Use for "system design", "architecture planning", "feature design", or "technical specs".
Debugs Windows applications using WinDbg and crash dump analysis including MCP server integration, live process attach, dump file triage, hang detection, high-CPU diagnosis, memory leak investigation, kernel debugging, symbol configuration, scenario command packs, diagnostic report generation, and SOS extension workflows for .NET runtime inspection.
Payment gateway integration. Providers: SePay (Vietnamese: VietQR, bank transfer, cards), Polar (global SaaS: subscriptions, usage-based billing). SDKs: Node.js, PHP, Python, Go, Laravel, Next.js. Capabilities: checkout flows, subscription management, webhooks, QR code generation, benefit automation, tax compliance. Actions: integrate, implement, configure, handle payments/subscriptions/webhooks. Keywords: payment gateway, SePay, Polar, VietQR, bank transfer, subscription, usage-based billing, checkout, webhook, QR code, API key, OAuth2, product management, customer portal, tax compliance, MoR, recurring payment, invoice. Use when: integrating payment processing, implementing checkout, managing subscriptions, handling payment webhooks, generating payment QR codes, building billing systems.
Use when developing outgoing webhooks for applications and services.
Consult this skill when implementing service registry patterns. Use when managing multiple external services, implementing health checks, centralizing service configuration, unified service execution. Do not use when single service integration without registry needs.
Analyse PHP code with PHPStan via the playground API. Tests across all PHP versions (7.2–8.5) and reports errors grouped by version. Supports configuring level, strict rules, and bleeding edge.
Shelf framework guardrails, patterns, and best practices for AI-assisted development. Use when working with Shelf (Dart HTTP server) projects, or when the user mentions Shelf. Provides middleware patterns, request handling, pipeline composition, and server guidelines.
Standardized error handling patterns with classification, recovery, and logging strategies. error handling, error recovery, graceful degradation, resilience.
Build applications with the Yo Protocol SDK (`@yo-protocol/core`) — an ERC-4626 yield vault protocol supporting Ethereum (1), Base (8453), and Arbitrum (42161). Use when writing code that interacts with Yo Protocol vaults: preparing deposit/redeem transactions, checking positions, querying vault snapshots/yield/TVL, or claiming Merkl rewards. Triggers on mentions of Yo Protocol, yoETH, yoUSD, yoBTC, yoEUR, yoGOLD, yoUSDT, yo-protocol/core, YoClient, createYoClient, PreparedTransaction, or ERC-4626 vault interactions via the Yo gateway.
REST and GraphQL API design principles. Covers resource modeling, endpoint design, error handling, versioning, pagination, authentication patterns, and API evolution strategies.
Set up a Cairo smart contract project with OpenZeppelin Contracts for Cairo on Starknet. Use when users need to: (1) create a new Scarb/Starknet project, (2) add OpenZeppelin Contracts for Cairo dependencies to Scarb.toml, (3) configure individual or umbrella OpenZeppelin packages, or (4) understand Cairo import conventions and component patterns for OpenZeppelin.