Claude Skills by paulpas

Designs and organizes Python package directory structures, __init__.py

Builds, verifies, and publishes Python packages with hatchling, hatch-vcs

Implements advanced Python typing patterns including generic classes,

Manages Python projects with uv by Astral — ultra-fast dependency resolution,

Implements production-grade RAG architectures (chunking strategies, hybrid

Implements production-quality RAG pipelines combining semantic document chunking, hybrid BM25+vector search, cross-encoder and LLM-based re-ranking, and reciprocal rank fusion for maximum retrieval quality.

Implements advanced React patterns including render props, higher-order components, custom hooks composition, portals, error boundaries, and ref forwarding for complex component architectures.

Eliminates async request waterfalls in React applications by parallelizing data fetching, hoisting fetches to route and page level, and using streaming SSR with Suspense boundaries.

Optimizes JavaScript bundle size in React applications through route-level code splitting, tree shaking configuration, granular imports, dynamic imports, and CI bundle size budgets.

Implements efficient client-side data fetching in React using TanStack Query with proper caching, stale time configuration, error boundaries, optimistic updates, and query key conventions.

Implements React composition patterns including compound components, state lifting, polymorphic components, slot-based layouts, and variant-driven designs for reusable component APIs.

Optimizes JavaScript execution performance in React applications through efficient event handling, debouncing/throttling, Web Worker offloading, and DOM operation reduction.

Implements smooth, performant animations in React Native using Reanimated for UI thread animations, Animated API with native driver, gesture-driven interactions, and layout animations.

Optimizes React Native FlatList and SectionList performance through windowing, item memoization, getItemLayout, and efficient rendering strategies for smooth scrolling.

Configures React Native projects in monorepo environments using npm/yarn workspaces, Metro bundler, shared packages, and cross-platform module resolution.

Implements navigation in React Native using React Navigation with type-safe TypeScript configuration, deep linking, screen lifecycle management, and performance optimization.

Optimizes React Native component rendering through virtualization, memoization, image optimization, and efficient component architecture for mobile performance.

Manages application state in React Native using Context API, Zustand, Redux Toolkit, and Jotai with proper persistence, middleware, and re-render optimization for mobile.

Implements responsive, accessible, and consistent UI components in React Native using Flexbox layouts, theme systems with dark mode support, platform-specific styling, and safe area handling.

Reduces unnecessary React component re-renders using targeted memoization (React.memo, useMemo, useCallback), stable key props for list rendering, atomic state management, and context value stabilization.

Optimizes React server rendering performance using Server Components, streaming SSR with Suspense boundaries, React.cache deduplication, static generation, and ISR caching strategies.

Implements smooth page transitions and element animations using the View Transition API in React applications with CSS animation recipes and progressive enhancement.

Integrates Redis Stack modules (JSON, Search, TimeSeries) for versatile data manipulation including caching, text search, time-series analytics, and real-time data processing with the redis-py SDK.

Implements Redis Pub/Sub messaging patterns for real-time, asynchronous communication between distributed system components using channel-based publish and subscribe operations.

Integrates Redis using redis-py 5.x with patterns for caching, streams,

Applies systematic refactoring techniques (extract method, introduce

Implements reference (&) and address-of operators across C++, Rust, C#,

Integrates Replicate API (models, predictions, trainings, webhooks) using

Evaluates technology candidates against measurable project requirements

Implements HTTP caching strategies for REST APIs including Cache-Control

Implements RFC 7807 Problem Details error responses with proper HTTP status code dispatch, structured validation errors, and machine-readable error URIs for production REST APIs.

Implements pagination patterns including cursor-based keyset pagination for large datasets, offset-based pagination for small collections, query parameter filtering, field selection sparse fieldsets, and sorting conventions for REST API collections.

Implements RESTful API design patterns including resource modeling, HTTP

Implements REST resource modeling patterns including plural-noun URI conventions, HTTP method semantics, idempotency rules, HATEOAS hypermedia links, and parent-child relationships for predictable API surfaces.

Implements REST API security patterns including OAuth 2.1 / OIDC authorization flows with PKCE, JWT access token vs opaque refresh token strategies, API key authentication, rate limiting headers, and CORS configuration for production APIs.

Tests REST API endpoints comprehensively including unit tests, integration

Implements API versioning strategies including URL path versioning, Accept header media type versioning, deprecation headers with Sunset and Deprecation, and backward-compatible contract evolution for REST APIs.

Selects the optimal runtime ecosystem (JVM, .NET, Node.js/V8, native compilation) based on deployment characteristics, performance requirements, and operational constraints for production systems.

Implements software engineering skills for Rust programming, covering key aspects including the ownership model, async/await, Cargo package manager, and unsafe code practices. Each section provides guidance, examples, and constraints for using these features effectively.

Handles bulk API operations using Salesforce API, including large data transfers efficiently while ensuring robust compliance and error handling throughout data transfers.

Implements interactions with the Salesforce API using REST protocols to manage customer relationship data effectively.

Implements interactions with Salesforce API using SOAP protocols for legacy systems integration efficiently, ensuring compliance and data integrity while supporting seamless data transactions across legacy systems and optimizing integration processes.

Implements Salesforce API integration (REST, SOQL, Bulk API, Apex, using

Implements comprehensive secure release pipeline with CVE scanning, security

Designs secure system architecture with threat modeling (STRIDE), defense-in-depth

Implements end-to-end secure development lifecycle practices including threat modeling (STRIDE/DREAD), OWASP Top 10 vulnerability prevention, zero-trust architecture patterns, supply chain security, and automated security pipeline integration for production systems.

Provides an in-depth analysis of the OWASP Top 10 vulnerabilities, along with strategies to mitigate them effectively in software applications.

'"Security-focused code review identifying vulnerabilities like injection"

Implements Segment (CDP) integration (track, identify, group, page, screen,

'"Provides Automating semantic versioning in Git repositories for version