Browse QA Skills

Python-based load testing with Locust for writing user behavior scripts, distributed testing, real-time web UI monitoring, and custom load shapes.

Automated open-source license compliance testing to detect license conflicts, copyleft violations, and license compatibility issues in dependencies.

Writing and testing YARA rules for malware detection, threat hunting, and file classification with rule validation and false-positive rate testing.

Comprehensive SDET interview preparation covering coding challenges, system design for testing, automation framework design, CI/CD pipeline questions, testing strategy discussions, and behavioral interview patterns for QA engineering roles.

Testing distributed tracing implementations including context propagation, span correlation, baggage handling, and trace sampling verification.

Designing scalable test architectures including test pyramid, diamond, trophy, and honeycomb patterns with framework-agnostic implementation.

Anonymizing production data for testing while maintaining referential integrity, data distributions, and edge case representation.

Testing monitoring and alerting configurations including threshold validation, alert routing, escalation policies, and false-positive rate monitoring.

Testing scheduled tasks and cron jobs including execution timing, idempotency, failure recovery, overlap prevention, and timezone handling.

OpenAPI/Swagger specification validation and testing to ensure API implementations match their documented contracts with automated drift detection.

Comprehensive RESTful API testing patterns covering HTTP methods, status codes, request/response validation, authentication, error handling, and contract testing.

Role-based and attribute-based access control testing including permission matrices, privilege escalation prevention, and resource-level authorization.

Automated detection of breaking API changes including response format changes, removed endpoints, type changes, and deprecation enforcement.

CLI tool for persistent browser automation with multi-session support, featuring Chromium/Real/Remote browser modes, cookie management, JavaScript execution, and long-running automation workflows.

Advanced chaos engineering patterns using Chaos Monkey, Litmus, and Gremlin for testing distributed system resilience under failure conditions.

Contract-first testing approach using Pact, Spring Cloud Contract, or Dredd for ensuring API consumer-provider compatibility.

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

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

Testing HIPAA compliance for healthcare applications including PHI handling, audit logging, access controls, and data encryption verification.