Looking for an ongoing Node.js and Next.js expert, preferably with the best hourly rate

I am looking for an ongoing Node.js and Next.js expert, preferably with the best hourly rate. The ideal freelancer should have expertise in full-stack development, as the project requires assistance with both backend and frontend development tasks. The project will involve working on existing code as well as starting from scratch. I am specifically looking for a freelancer with expert level expertise in Node.js and Next.js.