Node.js/React Project Modification with Supabase

I need an experienced Node.js and React developer to modify my project. The profile system currently uses Supabase user auth metadata. This needs to be changed to a custom profiles table.

Key tasks include:
- Changing the data structure to accommodate the new profiles table
- Updating the data fetching logic to source from the custom profiles table
- Ensuring that all functionalities - profile access, registration process, and member directory - work seamlessly post migration
- Modifying existing fields and possibly removing redundant fields in the data structure of custom profiles

Ideal skills for this job include:
- Proficiency in Node.js and React
- Experience with Supabase
- Strong understanding of data structure modifications
- Expertise in data fetching logic updates
- Ability to troubleshoot and ensure system integrity post modifications

Please ensure your proposal includes relevant past projects and experience.