react server components freelancer for supabase postgres apps back end developer react suspense data fetching freelancer for design to code freelancer for multi-language app support responsive web design freelancer for headless ecommerce sites react component-driven development freelancer for biometric time tracking nextjs app development freelancer for openai integration react https://pinballmachinesforsalenea82468.wiki-cms.com/7720578/not_known_details_about_software_developer_edmonton