The latest articles on DEV Community by Vlad Niculescu (@vlad_niculescu). https://dev.to/vlad_niculescu https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F1131682%2F341e2a07-c492-4775-886a-aeb965443474.jpg https://dev.to/vlad_niculescu en Vlad Niculescu Tue, 16 Jun 2026 13:50:49 +0000 https://dev.to/vlad_niculescu/frontend-code-reviews-have-a-visibility-problem-20n5 https://dev.to/vlad_niculescu/frontend-code-reviews-have-a-visibility-problem-20n5 <p>Most frontend pull requests are reviewed using a combination of code diffs, screenshots, and preview deployments.</p> <p>The problem is that none of these show the actual user experience.</p> <p>A reviewer might verify that a page loads correctly, but they rarely have time to click through every flow, test every interaction, or compare the experience before and after the change.</p> <p>As a result, the issues that often slip through aren’t broken builds—they’re subtle UX regressions:</p> <ul> <li>Layout shifts</li> <li>Broken mobile experiences</li> <li>Multi-step flow issues</li> <li>Animation glitches</li> <li>Unexpected interaction changes</li> </ul> <p>Preview deployments help, but they still require reviewers to manually discover what changed.</p> <p>I’m curious how other teams approach frontend reviews.</p> <p>Do you rely on screenshots, preview environments, Storybook, visual regression testing, or something else?</p> <p>P.S. We kept running into this problem ourselves and ended up building an open-source tool called PR Preview that automatically generates before/after videos for pull requests so reviewers can see the visual impact of a change.</p> discuss frontend testing ux