QA Testing Services

Web Application QA Testing Services

End-to-end testing for web applications — functional flows, cross-browser coverage, API validation, and responsive design verification across your entire stack.

What Web App Testing Covers

Web app testing from ILoveMyQA covers functional testing of all user flows, cross-browser testing across Chrome, Firefox, Safari, and Edge, API endpoint validation using Postman and Supertest, responsive layout verification across viewport sizes, and regression testing after every release. Test cases cover both happy paths and negative scenarios — invalid inputs, empty states, permission errors, and edge-case data.

Bug reports include browser, OS version, and step-by-step reproduction steps filed directly in JIRA, Linear, Asana, or your preferred tracker.

Common Web App QA Problems We Solve

Cross-browser inconsistencies

What works in Chrome breaks in Safari. We test across all major browsers and report exactly what breaks where.

Broken user flows nobody caught

Critical flows — signup, checkout, onboarding — often break in edge cases. We test every path, including negative scenarios.

API errors reaching the UI

We test API endpoints directly with Postman and Supertest, not just through the frontend where errors can be masked.

Responsive layout failures on real viewports

We test on actual viewport sizes, not just desktop, to catch layout breaks that only appear on tablet or mobile.

What's Included

  • Functional testing of all user flows
  • Cross-browser testing (Chrome, Firefox, Safari, Edge)
  • Responsive and mobile viewport verification
  • API endpoint testing with Postman or Supertest
  • Form validation and error state testing
  • Authentication and permission flow testing
  • Regression testing across releases
  • Performance spot-checks for key pages
  • Detailed bug reports with browser, OS, and reproduction steps

Our Process

  1. 01

    Scope and Requirements Review

    We map all critical user flows and define the test scope with your team.

  2. 02

    Browser and Device Matrix

    We define which browsers, OS versions, and viewports to cover based on your analytics.

  3. 03

    Test Case Development

    We write test cases for every functional scenario, edge case, and negative path.

  4. 04

    Manual and Automated Testing

    We run manual exploratory testing and automated regression suites in parallel.

  5. 05

    API Testing

    We verify all API endpoints — request/response validation, error handling, auth flows.

  6. 06

    Bug Reporting and Retest

    Every bug is logged with browser, OS, reproduction steps, and severity. Retested after fix.

Tools We Use

CypressPlaywrightSeleniumWebdriverIOPostmanNewmanSupertestChrome DevToolsJIRASlack

Frequently Asked Questions

Which browsers do you cover? +

Chrome, Firefox, Safari, and Edge by default. We extend coverage based on your analytics. We also verify responsive behavior across desktop, tablet, and mobile viewports.

Do you test APIs as part of web app testing? +

Yes — API testing is standard. We use Postman, Newman, Supertest, Axios, and Got to verify endpoints, payloads, error handling, and authentication.

Can you integrate with our CI/CD pipeline? +

Yes. We integrate Cypress, Playwright, or Selenium into your CI/CD pipeline so tests run automatically on each PR or deployment.

What types of web apps do you test? +

SaaS products, custom web apps, eCommerce platforms, CMS builds, dashboards — any browser-based application regardless of stack.

Start Testing Your Web App This Sprint

Book a free 30-minute call to discuss your web app and define a QA plan that fits your stack, your release cadence, and your team's workflow.

Book a Free Call