Total 56,544 skills, Backend Development has 4472 skills
Showing 12 of 4472 skills
DDD: bounded contexts, aggregates, entities, value objects, domain events, ubiquitous language
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.
Guide for exposing PostHog product endpoints as MCP tools. Use when creating new or updating API endpoints, adding MCP tool definitions, scaffolding YAML configs, or writing serializers with good descriptions. Covers the full pipeline from Django serializer to generated TypeScript tool handler.
Create production grade smart contracts. Use this skill when the user asks to write smart contracts, specially if they are going to be deployed to production (to a mainnet, or used in a mainnet script).
Using System.CommandLine 2.0. Commands, options, SetAction, custom parsing, middleware, testing.
Modern Perl 5.36+ idioms, best practices, and conventions for building robust, maintainable Perl applications.
HTX Spot trading request using the HTX API. Authentication requires API key and secret key. Supports mainnet.
Guide for modernizing and migrating MSBuild project files to SDK-style format. Only activate in MSBuild/.NET build context. Use when encountering legacy .csproj/.vbproj files with verbose XML, packages.config, or AssemblyInfo.cs patterns. Covers legacy-to-SDK migration, removing boilerplate, PackageReference migration, and Directory.Build consolidation. Invoke when asked to modernize, migrate, or clean up project files.
Debugging optimized builds skill for diagnosing issues in release code. Use when debugging RelWithDebInfo builds, using -Og for debuggable optimization, working with split-DWARF, applying GDB scheduler-locking, reading inlined frames, or understanding "value optimized out" messages. Activates on queries about debugging optimized code, RelWithDebInfo, -Og, inlined functions in GDB, value optimized out, GDB with -O2, or debugging release builds.
Build production-ready gRPC services in Go with mTLS, streaming, and observability. Use when designing Protobuf contracts with Buf or implementing secure service-to-service transport.
Guide for implementing EDI (Electronic Data Interchange) with Odoo: X12, EDIFACT document mapping, partner onboarding, and automated order processing.
Complete Drift Protocol SDK for building perpetual futures, spot trading, and DeFi applications on Solana. Use when building trading bots, integrating Drift markets, managing positions, or working with vaults.