The latest articles on DEV Community by Marc Thompson (@marcthompson_au). https://dev.to/marcthompson_au 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%2F3837967%2Fc04c755b-c061-4bc7-8086-4f7315ab0bb4.png https://dev.to/marcthompson_au en Marc Thompson Mon, 04 May 2026 07:37:40 +0000 https://dev.to/marcthompson_au/browser-automation-why-http-apis-beat-selenium-for-backlinks-365c https://dev.to/marcthompson_au/browser-automation-why-http-apis-beat-selenium-for-backlinks-365c <h2> The Problem with Browser Automation </h2> <p>Selenium has long been the default choice for web scraping and automation tasks. Yet when your objective is building backlinks at scale, traditional browser automation quickly becomes a painful bottleneck. Running headless browsers consumes significant memory and CPU resources, breaks whenever target sites update their layouts or JavaScript bundles, and frequently fails against modern anti-bot detection systems that scrutinize browser fingerprints and behavioral patterns.</p> <h2> Why HTTP APIs Are Better </h2> <p>For systematic backlink campaigns, HTTP APIs provide a fundamentally cleaner and more robust approach:</p> <ul> <li> <strong>Speed</strong>: Direct requests finish in milliseconds because there is no page rendering, CSS calculation, or JavaScript execution overhead</li> <li> <strong>Reliability</strong>: Backend endpoint contracts remain relatively stable, so frontend DOM changes never silently break your automation scripts</li> <li> <strong>Efficiency</strong>: Dramatically lower compute costs enable you to run hundreds of concurrent posting campaigns on modest cloud infrastructure</li> <li> <strong>Stealth</strong>: API requests carry far less fingerprint noise and behavioral signals compared to prolonged automated browser sessions</li> </ul> <h2> Bottom Line </h2> <p>If your primary objective is submitting articles, posting comments, or creating user profiles for SEO purposes, skip the browser overhead entirely. Leverage HTTP APIs to manage authentication, construct precise POST requests, and parse structured JSON responses programmatically. Your backlink operations will scale faster, cost significantly less, and remain stable as target sites evolve.</p> backlinks automation seo Marc Thompson Sun, 22 Mar 2026 05:33:19 +0000 https://dev.to/marcthompson_au/understanding-browser-automation-accessibility-trees-vs-dom-parsing-366n https://dev.to/marcthompson_au/understanding-browser-automation-accessibility-trees-vs-dom-parsing-366n <p>Modern browser automation has evolved beyond simple DOM manipulation.</p> <h2> The Accessibility Tree Advantage </h2> <p>The accessibility tree is the same structured representation that screen readers use. Instead of fragile CSS selectors, you target elements by semantic role and label.</p> <h2> Framework Comparison </h2> <p><strong>Playwright</strong> leads with cross-browser support, auto-waiting, and accessibility tree API. Selenium remains relevant for legacy but lacks modern features.</p> <h2> Best Practices </h2> <ol> <li>Query the accessibility tree first</li> <li>Re-snapshot after mutations </li> <li>Use network idle waits</li> <li>Verify every action</li> </ol> <p>The combination of structured data + visual fallback creates agents that handle any web interface.</p> a11y automation testing webdev