freelancer for firebase firestore apps react streaming ssr nextjs development company react automatic batching nextjs seo optimization freelancer for multi-tenant saas apps web design web programming react wasm integration react micro-frontends freelancer for realtime dashboard web development services web design services web development agency react query data fetching technical https://judahfjlkk.laowaiblog.com/35307293/what-does-web-developers-lebanon-mean