Total 50,524 skills, Backend Development has 4135 skills
Showing 12 of 4135 skills
Writes, reviews, and debugs idiomatic Rust code with memory safety and zero-cost abstractions. Implements ownership patterns, manages lifetimes, designs trait hierarchies, builds async applications with tokio, and structures error handling with Result/Option. Use when building Rust applications, solving ownership or borrowing issues, designing trait-based APIs, implementing async/await concurrency, creating FFI bindings, or optimizing for performance and memory safety. Invoke for Rust, Cargo, ownership, borrowing, lifetimes, async Rust, tokio, zero-cost abstractions, memory safety, systems programming.
Luau type system: annotations, generics, narrowing, inference philosophy, sealed/unsealed tables, exports, and Roblox-aware typing.
Explains how to create and review TypeORM migrations. Use this skill whenever the user wants to change an entity, add or update schema-related database objects, generate a migration, or decide whether a database change should be handled through TypeORM metadata or a custom migration.
Deploys and manages Laravel applications on Laravel Cloud using the `cloud` CLI. Use when the user wants to deploy an app, ship to cloud, create/manage environments, databases, caches, domains, instances, background processes, or any Laravel Cloud infrastructure. Triggers on deploy, ship, cloud management, environment setup, database provisioning, and similar cloud operations.
Asynchronous messaging in Encore.ts via `Topic` and `Subscription` from `encore.dev/pubsub` — broadcast events, decouple producers from consumers, and run background handlers.
Threads API Documentation
Move project setup and configuration on Sui. Use this skill when the user needs to create a Move project, configure Move.toml, resolve dependency or build errors, set up the canonical sui-stack-hello-world project, use MVR dependencies, or migrate from old Move.toml formats. Also use when the user sees errors about "legacy system name", "old dependencies", "Cannot upgrade package without having a published id", edition mismatches, or asks about Move.toml, Published.toml, Move.lock, or the [environments] section.
Use this skill when the user needs to build Move code, or when when the user asks about sui move build.
Specialized in Component diagrams (Level 3) with folder structure mapping. Use this skill when the user needs to zoom into a single container to identify internal components, their responsibilities, and how they map to actual code folders (src/services, internal/).
Cross-cutting reliability patterns for PubNub apps. Covers reconnect with exponential backoff + jitter, idempotent publish with client-generated message IDs, dedup-on-merge for live + history streams, queue-and-retry for offline writes, and schema versioning of message envelopes. Use during design reviews, when planning offline support, or during incident response when network or delivery reliability is the concern.
Backend TypeScript and Cloud VM development rules for cmux. Use when editing web/app/api, web/services, backend scripts, Cloud VM lifecycle, provider integrations, Postgres, Stack Auth pricing gates, migrations, or provider image build scripts.
Event Sourcing, CQRS, Saga patterns, event bus (Kafka, RabbitMQ, AWS EventBridge). Use when implementing event-driven architecture, distributed transactions, or event sourcing.