Google Sheet to Responsive Web App

I have a personal Google sheet that I need converted into a responsive web app, utilizing app script. The primary function of this web app will be for data entry and management.

Key Requirements:
- Experience in Google App Script.
- Strong web development skills to ensure the app is responsive across various devices.
- Ability to create a user-friendly interface for data management.

Web App Specifications:
- Access: The app will require a shared common login for all users.
- Device Compatibility: The web app needs to be optimized for Desktop, Tablet, and Smartphone.

Ideal Skills:
- Google App Script
- Web Development
- can used free open source theme
- Responsive Design

Please include examples of previous similar projects in your proposal.