Claude Skills by jeremylongshore

Implement standardized error handling with proper HTTP status codes and error responses. Use when implementing standardized error handling. Trigger with phrases like "add error handling", "standardize errors", or "implement error responses".

Build event-driven APIs with webhooks, Server-Sent Events, and real-time notifications. Use when building event-driven API architectures. Trigger with phrases like "add webhooks", "implement events", or "create event-driven API".

Create API gateways with routing, load balancing, rate limiting, and authentication. Use when routing and managing multiple API services. Trigger with phrases like "build API gateway", "create API router", or "setup API gateway".

Execute comprehensive load and stress testing to validate API performance and scalability. Use when validating API performance under load. Trigger with phrases like "load test the API", "stress test API", or "benchmark API performance".

Migrate APIs between versions, platforms, or frameworks with minimal downtime. Use when upgrading APIs between versions. Trigger with phrases like "migrate the API", "upgrade API version", or "migrate to new API".

Generate mock API servers for testing and development with realistic response data. Use when creating mock APIs for development and testing. Trigger with phrases like "create mock API", "generate API mock", or "setup mock server".

Build real-time API monitoring dashboards with metrics, alerts, and health checks. Use when tracking API health and performance metrics. Trigger with phrases like "monitor the API", "add API metrics", or "setup API monitoring".

Implement sophisticated rate limiting with sliding windows, token buckets, and quotas. Use when protecting APIs from excessive requests. Trigger with phrases like "add rate limiting", "limit API requests", or "implement rate limits".

Log API requests with correlation IDs, performance metrics, and security audit trails. Use when auditing API requests and responses. Trigger with phrases like "log API requests", "add API logging", or "track API calls".

Validate API responses against schemas to ensure contract compliance and data integrity. Use when ensuring API response correctness. Trigger with phrases like "validate responses", "check API responses", or "verify response format".

Validate API schemas against OpenAPI, JSON Schema, and GraphQL specifications. Use when validating API schemas and contracts. Trigger with phrases like "validate API schema", "check OpenAPI spec", or "verify schema".

Generate client SDKs in multiple languages from OpenAPI specifications. Use when generating client libraries for API consumption. Trigger with phrases like "generate SDK", "create client library", or "build API SDK".

Scan APIs for security vulnerabilities including injection, broken auth, and data exposure. Use when scanning APIs for security vulnerabilities. Trigger with phrases like "scan API security", "check for vulnerabilities", or "audit API security".

Manage API throttling policies to protect backend services from overload. Use when controlling API request rates. Trigger with phrases like "throttle API", "control request rate", or "add throttling".

Manage API versions with backward compatibility, deprecation notices, and migration paths. Use when managing API versions and backward compatibility. Trigger with phrases like "version the API", "manage API versions", or "handle API versioning".

Build production-ready GraphQL servers with schema design, resolvers, and subscriptions. Use when building GraphQL APIs with schemas and resolvers. Trigger with phrases like "build GraphQL API", "create GraphQL server", or "setup GraphQL".

Generate gRPC service definitions, stubs, and implementations from Protocol Buffers. Use when creating high-performance gRPC services. Trigger with phrases like "generate gRPC service", "create gRPC API", or "build gRPC server".

Generate complete REST API implementations from OpenAPI specifications or database schemas. Use when generating RESTful API implementations. Trigger with phrases like "generate REST API", "create RESTful API", or "build REST endpoints".

Create webhook endpoints with signature verification, retry logic, and payload validation. Use when receiving and processing webhook events. Trigger with phrases like "create webhook", "handle webhook events", or "setup webhook handler".

Build scalable WebSocket servers for real-time bidirectional communication. Use when enabling real-time bidirectional communication. Trigger with phrases like "build WebSocket server", "add real-time API", or "implement WebSocket".

Access and use project memories from previous sessions for context-aware assistance. Use when recalling past decisions, checking project conventions, or understanding user preferences. Trigger with phrases like "remember when", "like before", or "what was our decision about".

Firebase platform expert with Vertex AI Gemini integration for Authentication, Firestore, Storage, Functions, Hosting, and AI-powered features. Use when asked to "setup firebase", "deploy to firebase", or "integrate vertex ai with firebase".

Identify profitable arbitrage opportunities across exchanges and DEXs in real-time. Use when discovering profitable arbitrage across exchanges. Trigger with phrases like "find arbitrage", "scan for arb opportunities", or "check arbitrage".

Query and analyze blockchain data including blocks, transactions, and smart contracts. Use when querying blockchain data and transactions. Trigger with phrases like "explore blockchain", "query transactions", or "check on-chain data".

Monitor cross-chain bridge security, liquidity, and transaction status across networks. Use when monitoring cross-chain asset transfers. Trigger with phrases like "monitor bridges", "check cross-chain", or "track bridge transfers".

Track futures, options, and perpetual swap positions with P&L calculations. Use when tracking futures and options positions. Trigger with phrases like "track derivatives", "check futures positions", or "analyze perps".

Aggregate breaking crypto news, announcements, and market-moving events in real-time. Use when staying updated on crypto market events. Trigger with phrases like "get crypto news", "check latest announcements", or "scan for updates".

Track multi-chain crypto portfolio with real-time valuations and performance metrics. Use when managing multi-chain crypto holdings. Trigger with phrases like "track my portfolio", "check holdings", or "analyze positions".

Generate trading signals using technical indicators and on-chain metrics. Use when receiving trading signals and alerts. Trigger with phrases like "get trading signals", "check indicators", or "analyze signals".

Calculate cryptocurrency tax obligations with cost basis tracking and jurisdiction rules. Use when calculating crypto tax obligations. Trigger with phrases like "calculate crypto taxes", "compute tax liability", or "generate tax report".

Find and compare DeFi yield opportunities across protocols with APY calculations. Use when finding optimal DeFi yield opportunities. Trigger with phrases like "find yield", "optimize returns", or "compare APY".

Route trades across multiple DEXs to find optimal prices and minimize slippage. Use when routing trades for best execution. Trigger with phrases like "find best price", "route trade", or "check DEX prices".

Simulate flash loan arbitrage strategies and profitability across DeFi protocols. Use when performing crypto analysis. Trigger with phrases like "analyze crypto", "check blockchain", or "monitor market".

Predict optimal gas prices and transaction timing to minimize blockchain transaction costs. Use when optimizing blockchain transaction costs. Trigger with phrases like "optimize gas", "check gas prices", or "minimize fees".

Analyze liquidity pool metrics including TVL, volume, fees, and impermanent loss. Use when analyzing DEX liquidity pools. Trigger with phrases like "analyze pool", "check TVL", or "calculate impermanent loss".

Identify significant price movements and unusual volume across crypto markets. Use when tracking significant price movements. Trigger with phrases like "scan market movers", "check biggest gainers", or "find pumps".

Track real-time cryptocurrency prices across exchanges with historical data and alerts. Use when monitoring real-time cryptocurrency prices. Trigger with phrases like "check price", "track prices", or "get price alert".

Analyze crypto market sentiment from social media, news, and on-chain metrics. Use when gauging market sentiment and social trends. Trigger with phrases like "analyze sentiment", "check market mood", or "gauge social trends".

Monitor blockchain mempools for pending transactions, front-running, and MEV opportunities. Use when monitoring pending blockchain transactions. Trigger with phrases like "check mempool", "scan pending txs", or "find MEV".

Calculate NFT rarity scores and floor prices across collections and marketplaces. Use when analyzing NFT collections and rarity. Trigger with phrases like "check NFT rarity", "analyze collection", or "calculate floor price".

Perform on-chain analysis including whale tracking, token flows, and network activity. Use when performing crypto analysis. Trigger with phrases like "analyze crypto", "check blockchain", or "monitor market".

Track crypto options flow to identify institutional positioning and market sentiment. Use when tracking institutional options flow. Trigger with phrases like "track options flow", "analyze derivatives", or "check institutional".

Compare staking rewards across validators and networks with ROI calculations. Use when optimizing proof-of-stake rewards. Trigger with phrases like "optimize staking", "compare validators", or "calculate rewards".

Monitor new token launches, IDOs, and fair launches with contract verification. Use when discovering new token launches. Trigger with phrases like "track launches", "find new tokens", or "monitor IDOs".

Backtest crypto trading strategies against historical data with performance metrics. Use when validating trading strategies with historical data. Trigger with phrases like "backtest strategy", "test trading signals", or "validate approach".

Audit crypto wallet security including private key management and transaction signing. Use when auditing wallet security practices. Trigger with phrases like "audit wallet", "check security", or "verify signatures".

Track large crypto transactions and whale wallet movements across blockchains. Use when tracking large holder movements. Trigger with phrases like "track whales", "monitor large transfers", or "check whale activity".

Automatically formats and validates code files using Prettier and other formatting tools. Use when users mention "format my code", "fix formatting", "apply code style", "check formatting", "make code consistent", or "clean up code formatting". Handles JavaScript, TypeScript, JSON, CSS, Markdown, and many other file types.

Create or revise local Excel workbooks for DCF valuation, LBO returns, or budget-versus-actual variance analysis when the user explicitly requests a spreadsheet artifact. Use when evidence-backed finance models need reviewable formulas and checks. Trigger with explicit requests for a DCF, LBO, or variance workbook. Do not use for native pivot tables or charts, live market data, or generic financial advice.

CCSC lifecycle command center — fresh install walkthrough, health doctor, verify round-trip, auto-repair, Slack app manifest export, reset, tour, and uninstall. One skill for the full install lifecycle.