freelancer for app refactoring and cleanup nextjs developer for hire fullstack dev freelancer for admin dashboard ui react devtools ai assistant react micro-frontends web development services jotai state management technical seo services react 18 features modern web design vue.js development react lazy loading components flask development php development freelancer https://pinball-machine-used-pric49369.thenerdsblog.com/42261507/not-known-details-about-software-developer-tools-for-mac