nextjs developer for hire react compiler optimization freelancer for multi-tenant saas apps react suspense data fetching react wasm integration web development company web design services jotai state management freelancer for openai integration python web development react 18 features modern web design website performance optimization progressive web app developer freelancer https://stern-pinball-machine-cov35790.ezblogz.com/67955019/5-easy-facts-about-web-developer-portfolio-github-described