freelancer for firebase firestore apps freelancer for supabase postgres apps nextjs development company nextjs seo optimization mern stack developer freelancer for design to code react edge computing dotnet mvc developer web development services freelancer for openai integration react hook form performance forms freelancer for whisper api transcription freelancer for https://conneryiajd.blogkoo.com/examine-this-report-on-software-developers-naics-code-55726476