Browse QA Skills

gRPC service testing including protobuf validation, streaming tests, error handling, deadline testing, and load testing for gRPC endpoints.

Automated detection and prevention of leaked secrets, API keys, passwords, and tokens in code using tools like gitleaks, trufflehog, and pre-commit hooks.

Validating A/B test implementations including traffic splitting accuracy, statistical significance calculation, metric tracking, and experiment cleanup.

Quantify and track test technical debt including missing tests, outdated assertions, disabled tests, inadequate coverage, and maintenance burden across the test suite

Perform language and framework specific security best-practice reviews, vulnerability detection, and secure-by-default coding guidance for Python, JavaScript/TypeScript, and Go applications.

Optimizing test suite execution speed with parallelization, test splitting, caching, selective test execution, and test impact analysis.

Generate structured exploratory testing charters with focused missions, time-boxed sessions, risk-based areas, and standardized note-taking templates for systematic exploration

Testing CI/CD pipeline configurations including build validation, deployment verification, rollback testing, and pipeline-as-code quality checks.

Consumer-driven contract testing with Pact and Pact Broker

Analyze web application interfaces for cognitive overload using automated heuristics covering information density, choice complexity, visual hierarchy, and interaction patterns

Validate progressive web app offline functionality including service worker caching, offline data persistence, sync-on-reconnect behavior, and graceful degradation

Testing database migration scripts for correctness, rollback safety, data integrity, and zero-downtime migration patterns.

Testing Cross-Origin Resource Sharing configurations for misconfigurations, overly permissive policies, and credential handling vulnerabilities.

Frontend performance testing covering bundle size analysis, render performance, animation frame rate, React re-render detection, and lazy loading verification.

Detect visual defects in dark mode implementations including contrast issues, hardcoded colors, missing theme tokens, and inconsistent component theming

Payment gateway testing including Stripe, PayPal, and Square integration testing with sandbox environments, webhook verification, and error handling.

Generating realistic test data with Faker libraries for names, addresses, emails, dates, and domain-specific data with reproducible seed control.

Isolating and testing individual UI components with dependency mocking, state injection, and visual snapshot verification.

Accessibility testing for mobile apps including VoiceOver/TalkBack testing, touch target sizes, dynamic type support, and motor accessibility.