Total 50,308 skills, Backend Development has 4127 skills
Showing 12 of 4127 skills
This skill should be used when the user asks to 'find a token', 'search for a token', 'look up PEPE', 'what\'s trending', 'top tokens', 'trending tokens on Solana', 'token rankings', 'who holds this token', 'holder distribution', 'is this token safe', 'token market cap', 'token liquidity', 'research a token', 'tell me about this token', 'token info', or mentions searching for tokens by name or address, discovering trending tokens, viewing token rankings, checking holder distribution, or analyzing token market cap and liquidity. Covers token search, metadata, market cap, liquidity, volume, trending token rankings, and holder analysis across Solana, Ethereum, Base, BSC, Polygon, Arbitrum, and 20+ other chains. Do NOT use when the user says only a single generic word like 'tokens' or 'crypto' without specifying a token name, action, or question. For simple current price checks, price charts, candlestick data, or trade history, use okx-dex-market instead.
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.
Create or evaluate an architecture decision record (ADR). Use when choosing between technologies (e.g., Kafka vs SQS), documenting a design decision with trade-offs and consequences, reviewing a system design proposal, or designing a new component from requirements and constraints.
Build real-time betting and casino game platforms with PubNub
Comprehensive guide for database management patterns covering PostgreSQL and MongoDB including schema design, indexing, transactions, replication, and performance tuning
SQLAlchemy ORM and Alembic migration best practices for building safe, performant database schemas. This skill should be used when writing, reviewing, or refactoring SQLAlchemy models, Alembic migrations, or database query patterns. Triggers on tasks involving SQLAlchemy ORM, Alembic migrations, database schema changes, or query optimization.
SQL development best practices for writing efficient, secure, and maintainable database queries
Use when adding authentication to Express.js server-rendered web applications with session management - integrates express-openid-connect for traditional web apps
Multi-layer caching with type-specific TTLs, get-or-generate pattern, memory and database layers, and graceful invalidation without cache stampede.
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".
Use switch expressions and pattern matching where appropriate
Primary Apex authoring skill for class generation, refactoring, and review. ALWAYS ACTIVATE when the user mentions Apex, .cls, triggers, or asks to create/refactor a class (service, selector, domain, batch, queueable, schedulable, invocable, DTO, utility, interface, abstract, exception, REST resource). Use this skill for requests involving SObject CRUD, mapping collections, fetching related records, scheduled jobs, batch jobs, trigger design, @AuraEnabled controllers, @RestResource endpoints, custom REST APIs, or code review of existing Apex.