Registration and onboarding

Login and account recovery

Search and navigation

Booking and scheduling

Checkout and payments

Subscription and billing

Profile and account management

Notifications and communications

Cancellations, refunds and returns

Multi-role workflows

Cross-platform journeys

Third-party integration journeys

Accessibility journeys

Localization and regional flows

Failure and recovery scenarios

Functional API testing

Contract and schema testing

Integration testing

Authentication and authorization testing

Data validation testing

Error-handling testing

Chained-request workflows

Webhook testing

Idempotency testing

Pagination, filtering and sorting

Rate-limit testing

Version compatibility testing

Database consistency testing

Third-party API testing

API regression automation

Load testing

Stress testing

Spike testing

Endurance testing

Scalability testing

Capacity testing

Volume testing

API performance testing

Frontend performance testing

Database performance testing

Infrastructure performance testing

Mobile performance testing

Network-condition testing

Failover and recovery testing

Performance regression testing

Authentication testing

Authorization and access control

Session-management testing

API security testing

Input-validation testing

Injection vulnerability testing

Sensitive-data exposure testing

File-upload security testing

Business-logic security testing

Payment-flow security testing

Configuration and infrastructure testing

Dependency vulnerability testing

Mobile application security testing

Cloud security testing

Security regression testing

UI test automation

API test automation

Mobile test automation

End-to-end automation

Regression automation

Smoke and sanity automation

Cross-browser automation

Visual regression testing

Contract-testing automation

Test-data automation

Environment validation

CI/CD test integration

Parallel test execution

Automated reporting

Flaky-test analysis and maintenance

Response quality testing

Hallucination and factuality testing

RAG and knowledge-base testing

Prompt and conversation testing

AI safety testing

AI security testing

Bias and fairness testing

Agent and tool-calling testing

Structured-output testing

AI performance and cost testing

Robustness and consistency testing

Model regression testing

Privacy and data-leakage testing

AI governance and compliance testing

Guided test plan

Testing instructions and documentation

QA mentoring and coaching

QA team leading