freelancer for firebase firestore apps freelancer for supabase postgres apps freelancer for responsive landing pages mern stack developer react suspense data fetching react wasm integration react edge computing custom web application development web development agency react 18 features react development freelancer for netlify functions setup website performance optimization react https://caidennlif444333.activablog.com/35499271/5-tips-about-web-developers-vs-software-developers-you-can-use-today