Total 53,102 skills, Backend Development has 4297 skills
Showing 12 of 4297 skills
Applies general rules for Convex development, emphasizing schema design, validator usage, and correct handling of system fields.
WebSocket market + user data streams for Aster Futures API v3. Subscription model, stream names, listenKey. Use when implementing real-time market or user events (orders, balance, positions). listenKey = signed; see aster-api-auth-v3.
Build and traverse Nostr social graphs including follow lists (kind:3, NIP-02), relay list metadata (kind:10002, NIP-65), the outbox model for relay-aware event fetching, mute lists (kind:10000), and NIP-51 lists with public and private encrypted items. Use when implementing follow/unfollow, building feeds from followed users, discovering user relays, implementing the outbox model, creating mute or bookmark lists, or working with any NIP-51 list kind.
Apache Pekko + Scala 3によるCQRS/Event Sourcing実装ガイド。 PersistenceEffectorを用いた集約アクター、ドメインモデルとアクターの分離、 状態遷移の型安全な表現、イベント設計、Protocol Buffersシリアライズ、 ZIOベースのユースケース層、リードモデルアップデータの実装パターンを提供する。 対象言語: Scala 3限定。CQRS/Event Sourcingアーキテクチャが前提の場合のみ使用。 トリガー条件: 「Scala」かつ「CQRS」または「Event Sourcing」または「Pekko」が リクエストに含まれる場合のみ起動。Scala以外の言語やCQRS/ES以外のアーキテクチャでは このスキルを使用してはならない。 トリガー：「PekkoでCQRS/ESを実装したい」「Scalaで集約アクターを書きたい」 「PersistenceEffectorの使い方」「Pekkoのイベントソーシング」 「ScalaでCQRSのコマンド側を実装」「Pekkoで状態遷移を管理」 といったPekko + Scala + CQRS/ES実装リクエストで起動。 非トリガー：「CQRSのトレードオフ」「イベントソーシングとは」「JavaでCQRS」 「GoでEvent Sourcing」「CQRSの概念を教えて」など、Scala/Pekko以外や概念的な質問では 起動してはならない。
Guide for building with the Ika TypeScript SDK (@ika.xyz/sdk) on Mysten Sui v2. Use when creating dWallets, signing cross-chain transactions, managing encryption keys, or integrating with the Ika network from TypeScript/JavaScript. Triggers on tasks involving @ika.xyz/sdk, dWallet operations, IkaClient, IkaTransaction, or Ika cross-chain signing.
Generating OpenAPI docs. MS.AspNetCore.OpenApi (.NET 9+), Swashbuckle migration, NSwag.
Create forms with validation in SFRA patterns for B2C Commerce. Use when building checkout forms, account forms, or any form with field definitions, validation rules, and error handling. Covers form XML definitions, server-side validation, and template rendering.
HTX Spot trading request using the HTX API. Authentication requires API key and secret key. Supports mainnet.
Proxy2.0 数据库设计与操作规范：表设计命名、字段类型、索引规则、DO 对象、Mapper 接口、 SQL 安全、性能优化、MyBatis Plus 使用。Use when: (1) Creating database tables or SQL, (2) Writing DO classes, (3) Creating Mapper interfaces, (4) Reviewing database code, (5) Optimizing queries, (6) Working with MyBatis Plus.
Complete Meteora DeFi SDK suite for building liquidity pools, AMMs, bonding curves, vaults, token launches, and zap operations on Solana. Use when integrating DLMM, DAMM v2, DAMM v1, Dynamic Bonding Curves, Alpha Vaults, Zap, or Stake-for-Fee functionality.
Create and manage Circle developer-controlled wallets where the application retains full custody of wallet keys on behalf of end-users. Covers wallet sets, entity secret registration, token transfers, and balance checks via the developer controlled wallets SDK. Triggers on: developer-controlled wallets, dev-controlled wallets, create wallet, wallet set, entity secret, transfer tokens, check balance, EOA wallet, SCA wallet, initiateDeveloperControlledWalletsClient, createWalletSet, createWallets, custody wallet.
[Architecture] Full solution architecture: backend + frontend patterns, design patterns, library ecosystem, CI/CD, deployment, monitoring, testing, code quality, dependency risk. Compare top 3 approaches per concern with recommendation.