I need assistance migrating user and application data from a Loveable backend to a new setup using Supabase and Vercel. The project involves transferring the data securely, ensuring smooth authentication handling, and setting up a similar or improved infrastructure on the new platform... (Budget: ₹12500 - ₹37500 INR, Jobs: API Development, Backend Development, Cloud Computing, Data Integration, Database Management, Vercel, Web Development, Web Services)