Claude Skills

Implement distributed tracing with Jaeger and Tempo to track requests across microservices and identify performance bottlenecks. Use when debugging microservices, analyzing request flows, or implementing observability for distributed systems.

Comprehensive feature engineering for ML pipelines: data quality assessment, feature creation, selection, transformation, and encoding. Activates for "feature engineering", "create features", "feature selection", "data preprocessing", "handle missing values", "encode categorical", "scale features", "feature importance". Ensures features are production-ready with automated validation, documentation, and integration with SpecWeave increments.

Comprehensive progress synchronization expert for multi-system sync (tasks.md → living docs → GitHub/JIRA/ADO). Use when syncing progress across systems, creating missing external issues, or understanding /sw:sync-progress command. AUTO-CREATES missing issues when external links are absent.

Kubernetes deployment expert for Apache Kafka. Guides K8s deployments using Helm charts, operators (Strimzi, Confluent), StatefulSets, and production best practices. Activates for kubernetes, k8s, helm, kafka on kubernetes, strimzi, confluent operator, kafka operator, statefulset, kafka helm chart, k8s deployment, kubernetes kafka, deploy kafka to k8s.

Detects SpecWeave context and provides workflow documentation for available commands. Use when learning SpecWeave commands, understanding available slash commands (/sw:increment, /sw:do, /sw:progress, /sw:done), or getting workflow guidance. Explains command syntax and recommended workflow patterns.

Expert in Metro bundler configuration, optimization, troubleshooting, caching strategies, custom transformers, asset management, source maps, bundling performance. Activates for metro, metro bundler, metro.config.js, bundler, bundle, cache, transformer, asset resolver, metro cache, bundling error, unable to resolve module, port 8081.

Expert in debugging React Native and Expo mobile applications. Covers React DevTools, Flipper, Chrome DevTools, network debugging, crash analysis, error boundaries, debugging native modules, remote debugging, breakpoints, console logging strategies. Activates for debugging mobile app, react native debugging, flipper, devtools, breakpoints, crash, error, remote debugging, network request debugging, console.log, debugger, react native debugger.

Example skill demonstrating self-validating REST API generation with automatic test execution. Use as a template for creating skills with pre-tool-use validation hooks. Validates Node.js environment and dependencies before generating endpoints.

Security engineer for vulnerability assessment, penetration testing guidance, and secure code review. Use for OWASP Top 10 checks, threat modeling, or security architecture review. Covers authentication flaws, injection vulnerabilities, access control, and compliance requirements.

Smart deployment platform router for Vercel vs Cloudflare vs GitHub Pages. Analyzes project structure, framework, SEO needs, runtime requirements, AND repository visibility (private/public). Routes to Cloudflare for private repos (GitHub Pages requires paid plan), Vercel for dynamic SEO, GitHub Pages only for public repos. Activates for deploy, vercel vs cloudflare, where to deploy, cloudflare workers, cloudflare pages, vercel deployment, edge deployment, SSR deployment, static site deployment, which hosting, deployment recommendation, github pages, private repo deployment.

Define and implement Service Level Indicators (SLIs) and Service Level Objectives (SLOs) with error budgets and alerting. Use when establishing reliability targets, implementing SRE practices, or measuring service performance.

Expert agent for splitting SpecWeave tasks across multiple GitHub repositories based on architecture patterns. Analyzes task dependencies across services and creates tracking issues in multiple repositories for multi-repo architectures.

ACTIVE router that detects development tasks and spawns specialized agents. Activates for: React, Vue, Next.js, frontend, dashboard, component, UI, UX, GitHub, API, backend, database, SQL, PostgreSQL, MongoDB, Redis, Kubernetes, K8s, Docker, Terraform, AWS, Azure, GCP, infrastructure, ML, machine learning, model, training, AI, data science, testing, TDD, test-driven, Vitest, Jest, Playwright, E2E, mobile, React Native, iOS, Android, Expo, Kafka, streaming, event-driven, messaging, payments, Stripe, checkout, billing, subscriptions, release, deploy, CI/CD, pipeline, version, diagram, architecture, C4, Mermaid, flowchart, increment, specweave, /sw:, spec.md, tasks.md, living docs.

Web graphic design for interfaces, layouts, and visual systems. Use when designing landing pages, dashboards, hero sections, or applying design aesthetics (Bauhaus, Pop Art, Retro, Futuristic). Triggers on "design a", "visual design", "landing page", "color palette", "typography".

Interview about a plan file to refine it through in-depth questioning. Use when you have a plan that needs validation, refinement, or deeper exploration before implementation. Triggers on "interview me about", "refine this plan", "question this spec".

Marketing funnel modeling and conversion metrics. Use for ad spend analysis, CPM/CPC optimization, landing page conversions, waitlist economics, and funnel modeling. Triggers on "ad spend", "cpm", "cpc", "conversion rate", "landing page", "waitlist", "funnel".

Write technical blog posts, tutorials, and documentation in Flatiron School's engaging style. Use for explaining code patterns, debugging stories, or turning complex topics into clear narratives. Triggers on "write a blog post", "tutorial about", "explain how", "technical writing".

Expert release management orchestrator for single-repo, multi-repo, and monorepo architectures. Coordinates all aspects of software releases including strategy planning, version alignment, RC workflows, multi-repo coordination, and deployment validation. Integrates brownfield detection, living docs updates, and CI/CD automation. Activates for release, version, versioning, semver, semantic versioning, changelog, release notes, npm publish, package publish, tag, git tag, release candidate, RC, production release, deploy to production, rollback, hotfix, patch release, major release, minor release, monorepo release, multi-repo release, release branch, release pipeline, release automation, changesets, conventional commits, bump version, publish package, release checklist, go-live, ship it, release cycle.

Integrate Stripe, PayPal, and payment processors. Handles checkout flows, subscriptions, webhooks, Stripe Connect, and PCI compliance. Activates for payments, Stripe, PayPal, checkout, billing, subscriptions, recurring payments, payment processing, credit card, debit card, payment gateway, webhook, payment intent, customer portal, invoice, refund, dispute, chargeback, PCI compliance, 3D Secure, SCA, payment methods, Apple Pay, Google Pay, ACH, SEPA, pricing tables, metered billing, usage-based billing, trial period, coupon codes, discounts, promo code, 100% off, free checkout, add payments, implement payments, accept payments, take payments, collect payments, charge users, charge customers, monetize, make money, SaaS billing, subscription model, monthly billing, annual billing, pay per use, freemium, premium plan, pro plan, enterprise plan, pricing page, pricing tiers, upgrade plan, downgrade plan, cancel subscription, pause subscription, resume subscription, failed payment, payment failed, card declined, retry payment, dunning, past due, payment reminder, receipt email, invoice email, tax calculation, sales tax, VAT, Stripe Tax, payment link, buy button, donate button, tip jar, one-time payment, recurring payment, installments, payment schedule, split payment, marketplace payments, Stripe Connect, Direct Charge, Destination Charge, connected account, platform fees, transfer, payout, balance, Stripe dashboard, test mode, live mode, test cards, Stripe CLI, stripe listen, webhook signature, idempotency key, idempotent, Stripe Elements, Payment Element, Card Element, Stripe.js, server-side confirmation, client-side confirmation, payment verification, verify payment, dual confirmation, inventory management, slot booking, WebBrowser payment, Expo payment, React Native payment, checkout session, checkout session completed, connect webhook.