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SkillsMP hat 269 Skills aus marvinrichter/clarc gesammelt. Öffne einen Skill, um Quelle und Details zu prüfen.
marvinrichter/clarcEs werden 40 von 269 gesammelten Skills angezeigt.
Agent reliability anti-patterns — retrying non-retryable errors, fixed sleep vs exponential backoff with jitter, single timeout for all call stack levels, aggressive circuit breaker thresholds, using Opus for every call regardless of complexity.
Quellsprache: Englisch
Advanced Android/Jetpack Compose patterns — Compose performance optimization (@Stable/@Immutable, derivedStateOf, key in LazyColumn, lambda capture hoisting), Coroutines with injectable dispatchers, and reference rules/skills.
Quellsprache: Englisch
Android/Jetpack Compose patterns — state hoisting, UDF with ViewModel/UiState, side effects (LaunchedEffect/rememberUpdatedState), Material Design 3 components, type-safe Navigation, Hilt DI, Room database, and Compose performance (derivedStateOf, key).
Quellsprache: Englisch
Advanced API design — per-language implementation patterns (TypeScript/Next.js, Go/net-http), anti-patterns (200 for everything, 500 for validation, contract breaking), and full pre-ship checklist.
Quellsprache: Englisch
REST API design patterns including resource naming, status codes, pagination, filtering, error responses, versioning, and rate limiting for production APIs.
Quellsprache: Englisch
Deployment workflows, CI/CD pipeline patterns, Docker containerization, health checks, rollback strategies, and production readiness checklists for web applications.
Quellsprache: Englisch
Advanced developer onboarding — Architecture Tour (codebase walkthrough by request), anchor files, domain glossary, GitHub Issue onboarding checklist template, knowledge sharing patterns (pair programming, ADRs, Loom), and onboarding metrics (Time to First…
Quellsprache: Englisch
Day-1 productivity engineering — code archaeology (git/CodeScene/Sourcegraph), CONTRIBUTING.md patterns, automated setup scripts, architecture tour, domain glossary, onboarding metrics (Time to First PR)
Quellsprache: Englisch
Advanced Django security — file upload validation (extension/size/storage), DRF API security (rate limiting throttles, JWT), Content Security Policy middleware, django-environ secrets management, security event logging, and production deployment checklist.
Quellsprache: Englisch
Django security best practices, authentication, authorization, CSRF protection, SQL injection prevention, XSS prevention, and secure deployment configurations.
Quellsprache: Englisch
Advanced Edge Computing patterns — streaming responses (TransformStream, Server-Sent Events), edge caching (Cache API, stale-while-revalidate), Miniflare testing, and common edge runtime mistakes (Node.js APIs, large npm packages, synchronous computation).
Quellsprache: Englisch
Edge Computing patterns: Cloudflare Workers (Durable Objects, KV, D1, R2, Wrangler), Vercel Edge Middleware (geo-routing, A/B testing, Edge Config), Deno Deploy, edge runtime constraints (no fs/child_process, bundle limits), streaming responses, edge caching…
Quellsprache: Englisch
Advanced Hexagonal Architecture anti-patterns for TypeScript — domain importing framework dependencies, use cases depending on concrete adapters, HTTP handlers bypassing use cases, Zod validation inside the domain model. Each anti-pattern includes…
Quellsprache: Englisch
Hexagonal architecture (ports & adapters) for TypeScript Node.js backends. Package structure, port definitions, use case implementation, adapter patterns, DI wiring, and testing strategy. Use when structuring or reviewing TypeScript backend services.
Quellsprache: Englisch
Advanced Micro-Frontend patterns — testing strategy (unit per-remote, integration with mocked remotes, E2E full composition via Playwright), CI/CD independent deployments per remote, ErrorBoundary resilience, and monolith-to-MFE strangler-fig migration.
Quellsprache: Englisch
Micro-frontend patterns — team topology decisions, Module Federation (webpack/Vite), integration strategies (iframe/web components/JS orchestration), shared state minimization, design system integration, and migration from monolith.
Quellsprache: Englisch
Advanced Rust testing anti-patterns and corrections — cfg(test) placement, expect() over unwrap(), mockall expectation ordering, executor mixing (#[tokio::test] vs block_on), PgPool isolation with
Quellsprache: Englisch
Rust testing patterns — unit tests with mockall, integration tests with sqlx transactions, HTTP handler testing (axum), benchmarks (criterion), property tests (proptest), fuzzing, and CI with cargo-nextest.
Quellsprache: Englisch
Security anti-patterns — localStorage token storage (XSS risk), trusting client-side authorization checks, reflecting full error details to clients, blacklist vs whitelist input validation, using npm install instead of npm ci in CI pipelines.
Quellsprache: Englisch
Use this skill when adding authentication, handling user input, working with secrets, creating API endpoints, or implementing payment/sensitive features. Provides comprehensive security checklist and patterns.
Quellsprache: Englisch
Advanced Serverless patterns — Lambda idempotency (Lambda Powertools + DynamoDB persistence layer), Lambda cost model (pricing formula, break-even vs containers), and CloudWatch Insights observability queries for cold starts, duration, and errors.
Quellsprache: Englisch
Serverless patterns: cold start optimization (Provisioned Concurrency, SnapStart, keep-warm), event source mapping (S3/SQS/DynamoDB Streams/EventBridge), AWS Step Functions, Lambda Powertools (logging/metrics/tracing), idempotency, cost model, and…
Quellsprache: Englisch
TDD anti-patterns — writing code before tests, testing implementation details instead of behavior, using waitForTimeout as a sync strategy, chaining tests that share state, mocking the system under test instead of its dependencies.
Quellsprache: Englisch
Android testing — Compose UI tests with semantic selectors, Hilt dependency injection in tests, Room in-memory database tests, Espresso, MockK, Coroutine test dispatcher, and screenshot testing.
Quellsprache: Englisch
API documentation best practices — OpenAPI spec (paths, components, examples, x-webhooks), docs-as-code CI/CD, platform selection (Mintlify/Redoc/Scalar), interactive playgrounds, changelog automation with conventional commits.
Quellsprache: Englisch
Create platform-native content systems for X, LinkedIn, TikTok, YouTube, newsletters, and repurposed multi-platform campaigns. Use when the user wants social posts, threads, scripts, content calendars, or one source asset adapted cleanly across platforms.
Quellsprache: Englisch
C++ coding standards (C++ Core Guidelines). Core rules for philosophy, interfaces, functions, classes, resource management, error handling, and immutability.
Quellsprache: Englisch
Data Mesh architecture patterns — domain ownership, data products with SLOs, self-serve platform design, Delta Lake vs Iceberg, federated Trino queries, data contracts, OpenLineage, and migration from centralized data warehouse.
Quellsprache: Englisch
Domain-Driven Design tactical patterns for Java 25+. Value Objects, Entities, Aggregates, Domain Services, Domain Events, Ubiquitous Language, and Bounded Contexts. Use when modeling domain logic in Java Spring Boot services.
Quellsprache: Englisch
Domain-Driven Design tactical patterns for TypeScript. Value Objects, Entities, Aggregates, Domain Services, Domain Events, Ubiquitous Language, and Bounded Contexts. Use when modeling domain logic in TypeScript backend services.
Quellsprache: Englisch
DevSecOps patterns — shift-left security, SAST (semgrep/CodeQL), secrets detection (gitleaks/trufflehog), dependency scanning (trivy/grype), DAST, OPA/Falco policy-as-code, container security, and security gates per CI stage.
Quellsprache: Englisch
Django testing strategies with pytest-django, TDD methodology, factory_boy, mocking, coverage, and testing Django REST Framework APIs.
Quellsprache: Englisch
Playwright E2E test patterns for Web3 and blockchain features — mocking wallet providers (MetaMask, Phantom), testing wallet connection flows, and handling async blockchain confirmations.
Quellsprache: Englisch
FinOps and cloud cost engineering — visibility and attribution (tagging taxonomy), Infracost in CI/CD, OpenCost for Kubernetes, rightsizing recommendations, storage/network cost optimization, anomaly detection, and FinOps maturity model.
Quellsprache: Englisch
Frontend patterns — React component composition, state management (useState/useReducer/Zustand/Jotai), Next.js App Router, performance optimization (memo/useMemo/lazy), form handling, error boundaries, and TypeScript patterns.
Quellsprache: Englisch
GitOps patterns — ArgoCD and Flux setup, Kustomize overlays per environment, SealedSecrets/ESO for secrets, multi-cluster topology, GitOps repository patterns (mono-repo vs poly-repo), and common pitfalls.
Quellsprache: Englisch
Advanced Go testing — interface-based mocking, benchmarks (basic, size-parametrized, allocation), fuzzing (Go 1.18+), test coverage, HTTP handler testing with httptest, best practices, and CI/CD integration. Extends go-testing.
Quellsprache: Englisch
Go testing patterns including table-driven tests, subtests, test helpers, and golden files. Core TDD methodology with idiomatic Go practices.
Quellsprache: Englisch
Hexagonal architecture (ports & adapters) for Java Spring Boot. Package structure, port definitions, use case implementation, adapter patterns, and testing strategy. Use when structuring or reviewing Java services.
Quellsprache: Englisch
Framework-specific i18n implementation: i18next + react-i18next (React/Next.js), next-intl (Next.js App Router), Django's i18n (gettext/makemessages), Rails I18n (YAML-based), Localizable.strings + SwiftUI (iOS), Android string resources, and Flutter's ARB…
Quellsprache: Englisch