Total 50,615 skills, Backend Development has 4144 skills
Showing 12 of 4144 skills
Design complete API contracts in OpenAPI 3.0/3.1 YAML with endpoints, schemas, security, pagination, error handling, and RFC 7807 problem details. Use when asking to design an API, create an OpenAPI spec, define API endpoints, write API contracts, or generate a Swagger specification.
PayUmoney integration. Manage data, records, and automate workflows. Use when the user wants to interact with PayUmoney data.
Redis data structure patterns, caching strategies, distributed locks, rate limiting, pub/sub, and connection management for production applications.
MySQL and MariaDB schema, query, indexing, transaction, replication, and connection-pool patterns for production backends.
Builds custom trigger types for events iii does not handle natively. Use when integrating webhooks, file watchers, IoT devices, database CDC, or any external event source.
Django + Celery async task patterns — configuration, task design, beat scheduling, retries, canvas workflows, monitoring, and testing. Use when adding background jobs, scheduled tasks, or async processing to a Django app.
Build and validate HelixDB dynamic inline-query requests for POST /v1/query. Use when the task involves dynamic queries, inline query JSON, the inline AST (steps, predicates, expressions, projections), parameter_types, DateTime coercion, query warming, or debugging a request body sent directly to the Helix gateway. See REFERENCE.md for every AST variant and EXAMPLES.md for copy-pasteable payloads.
Comprehensive guidance for Slack Web API operations with the Go SDK. Use when sending messages, posting to channels, creating or managing channels, retrieving user information, uploading files, composing Block Kit messages, or performing any synchronous Slack API operations.
Salesforce Industries Common Core (OmniStudio/Vlocity) Apex callable generation and review skill with 120-point scoring. Use when creating, reviewing, or migrating Industries callable Apex implementations. TRIGGER when: user creates or reviews System.Callable classes, migrates VlocityOpenInterface or VlocityOpenInterface2, or builds Industries callable extensions used by OmniStudio, Integration Procedures, or DataRaptors. DO NOT TRIGGER when: generic Apex classes or triggers (use generating-apex), building Integration Procedures (use building-omnistudio-integration-procedure), authoring OmniScripts (use building-omnistudio-omniscript), configuring Data Mappers (use building-omnistudio-datamapper), or analyzing namespace/dependency issues (use analyzing-omnistudio-dependencies).
Voice: outbound/inbound, TwiML, conferencing, recording, transcription, IVR Gather, SIP, BYOC
Implements liveness and readiness health check endpoints following Kubernetes probe conventions. Covers response schema, dependency checks, Kubernetes probe config, and circuit breaker integration. Invoked when the user asks to add health checks, implement a /health endpoint, or set up Kubernetes probes.
Diagnoses and optimises slow SQL queries using EXPLAIN ANALYZE. Covers identifying bottlenecks (sequential scans, bad estimates, heap fetches), index strategy, query rewrites, and verification. Invoked when the user asks to optimize a query, fix a slow database query, or improve database performance.