Web App Performance Optimization

My React / Django product is functional but sluggish: page-to-page navigation feels heavy and the interface hesitates while assets and data arrive. Front-end responsiveness is my top concern, with loading speed during route changes standing out as the clearest pain-point... (Budget: ₹12500 - ₹37500 INR, Jobs: API, Backend Development, Django, Docker, Frontend Development, JavaScript, NoSQL Couch & Mongo, PostgreSQL, Python, Web Development)