Create a Web App Using Google App Script

I have the frontend of the web app ready.. I want you to connect the frontend with Google Spreadsheet.. Read and write data from the frontend to Google Sheet. >>>>>>>>>>>>>>>>>>>>>>>>> >>> Please start your proposal with examples of Web App Script you have written before, to win this job. >>>>>>>>>>>>>>>>>>>>>>>>> I'm looking for a highly skilled professional with extensive knowledge in Google Web App scripting. Key Responsibilities: - Designing and implementing data entry and storage systems for text, numbers, images, files, dates and times. - Setting up automatons and workflows - Integrating the script with external APIs I envision a user interface design that’s customizable and flexible, able to adapt to the evolving needs of this project. Expertise in creating adaptable user interfaces in Web App Scripts will be a significant plus. Ideal candidate should have: - Proven experience in Google Web App Script development - Excellent data entry/storage system design skills - Extensive API integration background - Ability to design flexible and customizable UI. >>>>>>>>>>>>>>>>>>>>>>>>> >>> Please start your proposal with examples of Web App Script you have written before, to win this job. >>>>>>>>>>>>>>>>>>>>>>>>>