full stack development freelancer for app refactoring and cleanup back end developer nextjs seo optimization react suspense data fetching react devtools ai assistant responsive web design web development company freelancer for realtime dashboard freelancer for biometric time tracking zustand react state library nextjs app development web development firm react https://trevoromhbv.tblogz.com/helping-the-others-realize-the-advantages-of-software-developers-melbourne-49718483