I can improve your site's Mobile and Desktop both speed around 95/100 and can reduce the page loading time around 2s within 4-5 hours but at first I want to see your site.
100% client satisfaction and 24/7 service
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I am expert with these web page speed test tools
✓ PageSpeed Insights - Google Developers
✓ GTmetrix | Website Speed and Performance Optimization
✓ Pingdom | Website speed test
✓ Test My Site - Think with Google
✓ WebPagetest - Website Performance and Optimization Test
For speed optimization I will apply these Techniques:
✓ Reduce server response time
✓ Optimize images
✓ Eliminate render-blocking JavaScript and CSS in above-the-fold content
✓ Leverage browser caching
✓ Enable gzip compression
✓ Minify HTML, CSS, JavaScript
✓ Database Optimization
✓ Use a Content Delivery Network (CDN)
✓ Prioritize visible content
✓ Avoid bad requests
✓ Minimize redirects
✓ Defer parsing of JavaScript
✓ Remove query strings from static resources
✓ Combine external CSS and JavaScript
✓ Make fewer HTTP requests
✓ Add Expires headers
✓ Reduce DNS lookups