We are looking for an experienced Wix developer to help implement advanced functionality on our website. Scope of work: Integrate secure payment gateway into Wix website Develop custom login/signup functionality using Velo (Wix Code) Connect user data with database collections Implement role-based access or user-specific features Ensure responsive design and smooth user experience Fix existing bugs and optimize performance if required Requirements: Strong experience with Wix Velo (Wix Code) JavaScript and frontend development experience Experience with payment gateway integration (Stripe/Razorpay/ etc.) Knowledge of Wix database collections and permissions Please share: Relevant Wix projects Estimated timeline Cost estimate