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cognitive-toolworks
cognitive-toolworks contains 80 collected skills from williamzujkowski, with repository-level occupation coverage and site-owned skill detail pages.
Skills in this repository
Analyzes and optimizes frontend performance using Core Web Vitals, bundle analysis, lazy loading, image optimization, and caching strategies
Design RESTful APIs with OpenAPI 3.1/3.2, resource modeling, HTTP semantics, versioning, pagination, HATEOAS, and OWASP API Security.
Design data pipelines with quality checks, orchestration, and governance using modern data stack patterns for robust ELT/ETL workflows.
Validate WCAG 2.2 compliance (A/AA/AAA) with ARIA, color contrast, keyboard navigation, screen readers, and automated testing via axe-core/Pa11y.
Design Kafka architectures with exactly-once semantics, Kafka Streams, ksqlDB, Schema Registry (Avro/Protobuf), performance tuning, and KRaft.
Design RabbitMQ architectures with exchanges, quorum queues, routing patterns, clustering, dead letter exchanges, and AMQP best practices.
Configure Prometheus with alerting, recording rules, service discovery (K8s, Consul, EC2), federation, PromQL optimization, and Alertmanager.
Design unified dashboards with golden signals, OpenTelemetry correlation, SLO tracking, and Grafana 11 auto-correlations for metrics/logs/traces.
Design Azure solutions across compute, storage, networking, and serverless with cost optimization, security hardening, and Framework alignment.
Design GCP solutions across compute, storage, networking, and serverless with cost optimization, security hardening, and Framework alignment.
Integrate Kubernetes workloads with AWS EKS, Azure AKS, and GCP GKE including IAM, ingress controllers, storage classes, and platform-specific features.
Compare AWS, GCP, and Azure to select the best cloud provider based on workload requirements, cost, compliance, and migration complexity.
Design serverless function deployments for AWS Lambda, Azure Functions, and Google Cloud Functions with event sources, IAM, and cold start optimization.
Validate NIST SP 800-53 control implementation with evidence mapping, gap analysis, automated testing, and compliance reporting across 20 control families.
Create optimized Dockerfiles with multi-stage builds, security hardening, and vulnerability scanning for minimal, secure container images.
Generate database migration scripts for Liquibase, Flyway, Alembic with rollback safety, data preservation, and zero-downtime patterns
Design MongoDB architectures with document modeling, indexing (ESR rule), sharding, aggregation pipelines, replica sets, and WiredTiger tuning.
Design high-performance PostgreSQL databases with schema optimization, indexing strategies, partitioning, replication, and PostgreSQL 17 tuning.
Design Redis architectures with caching patterns, data structures, eviction policies, persistence (RDB/AOF), and high availability (Sentinel/Cluster).
Generate e2e test suites using Playwright, Cypress, or Selenium with page objects, accessibility checks, visual regression, and cross-browser testing
Optimize costs across AWS, GCP, Azure with cross-cloud waste detection, workload placement, commitment balancing, and unified FinOps.
Build production-grade Helm charts with templating, values.yaml parameterization, dependencies, and hooks for multi-environment Kubernetes deployments.
Generate and validate Kubernetes YAML manifests with best practices for Deployments, Services, ConfigMaps, and security policies.
Configure service mesh (Istio, Linkerd, Consul) with traffic routing, mTLS, observability, and advanced traffic management for microservices.
Validate application security using OWASP Top 10 2021 and API Security Top 10 guidelines with injection prevention and access control checks.
Comprehensive security assessment across application, cloud, container, IAM, network, OS, supply chain, and zero trust using NIST CSF 2.0.
Evaluate cloud security posture across AWS, Azure, and GCP with storage exposure checks, IAM policy review, and encryption validation.
Validate container and Kubernetes security using CIS benchmarks with pod security standards, RBAC review, and image vulnerability checks.
Validate cryptographic implementations using NIST standards with TLS configuration, cipher suite analysis, and certificate lifecycle checks.
Review identity and access management using NIST SP 800-63B guidelines with MFA enforcement, password policy, and least privilege validation.
Validate network security architecture with firewall rule analysis, segmentation verification, and defense-in-depth assessment.
Verify operating system hardening using CIS benchmarks with patch management, kernel hardening, and host-based firewall validation.
Evaluate zero-trust architecture maturity using CISA ZTMM with identity verification, device trust, micro-segmentation, and continuous monitoring.
Design load testing scenarios using k6, JMeter, Gatling, or Locust with ramp-up patterns, think time modeling, and performance SLI validation.
Generate unit test scaffolding and test suites for Jest, PyTest, Go testing, JUnit, RSpec with mocking, assertions, and coverage configuration
Generate C# .NET project scaffolding with dotnet CLI, xUnit/NUnit, StyleCop analyzers, and packaging (NuGet/Docker).
Generate Java project scaffolding with Maven/Gradle, JUnit 5, Mockito, Checkstyle/SpotBugs, and packaging (JAR/WAR/native-image).
Generate Python project scaffolding with Poetry/pipenv, pytest configuration, type hints (mypy), linting (ruff/black), and packaging (setuptools/flit).
Generate TypeScript/JavaScript project scaffolding with npm/pnpm/yarn, Jest/Vitest, ESLint/Prettier, and bundling (Vite/Rollup/esbuild).
Design user experience wireframes, user flows, and interactive mockups for web and mobile applications using industry-standard notation