Total 50,542 skills, Backend Development has 4137 skills
Showing 12 of 4137 skills
DBOS Go SDK for building reliable, fault-tolerant applications with durable workflows. Use this skill when writing Go code with DBOS, creating workflows and steps, using queues, using the DBOS Clie...
State persistence patterns for autonomous-dev including JSON persistence, atomic writes, file locking, crash recovery, and state versioning. Use when implementing stateful libraries or features requiring persistent state.
GraphQL expert including schema design, Apollo Client/Server, and caching
Complete guide for Light Protocol on Solana - includes ZK Compression for rent-free compressed tokens and PDAs using zero-knowledge proofs, and the Light Token Program for high-performance token standard (200x cheaper than SPL). Covers TypeScript SDK, JSON RPC methods, and complete integration patterns.
Provides patterns for unit testing Spring Security with @PreAuthorize, @Secured, @RolesAllowed. Validates role-based access control and authorization policies. Use when testing security configurations and access control logic.
Provides AWS Lambda integration patterns for TypeScript with cold start optimization. Use when deploying TypeScript functions to AWS Lambda, choosing between NestJS framework and raw TypeScript approaches, optimizing cold starts, configuring API Gateway or ALB integration, or implementing serverless TypeScript applications. Triggers include "create lambda typescript", "deploy typescript lambda", "nestjs lambda aws", "raw typescript lambda", "aws lambda typescript performance".
Build and operate Convex backends: functions (queries/mutations/actions/http actions), schemas, auth patterns, scheduling (cron/scheduled/workflows), file storage, testing, and debugging. Triggers: "convex", "query", "mutation", "action", "httpAction", "schema", "validator", "cron", "schedule", "workflow", "workpool", "ctx.db", "ctx.auth", "convex dev".
Apply DDD tactical patterns in code using entities, value objects, aggregates, repositories, and domain events with explicit invariants.
Create custom job steps for B2C Commerce batch processing. Use when writing scheduled tasks, data sync jobs, import/export scripts, or any server-side batch processing code. Covers steptypes.json, chunk-oriented processing, and task-oriented execution. For running existing jobs, use b2c-job instead.
Route configuration, route model binding, and authorization. Use when working with routes, route binding, URL patterns, or when user mentions routing, route model binding, conditional binding, route-level authorization.
Rust cross-compilation skill. Use when building Rust binaries for a different target architecture or OS, using cross or cargo-zigbuild for hermetic cross-compilation, configuring .cargo/config.toml for cross targets, or targeting embedded and bare-metal systems. Activates on queries about Rust cross-compilation, rustup targets, cross tool, cargo-zigbuild, aarch64-unknown-linux-gnu, thumbv7m-none-eabi, or building for embedded.
kotlinx.serialization - JSON, Protobuf, custom serializers