Fix real estate site in React.js and backend express

Need to fixed real estate site from frontend to backend admin system. The site is built on backend express and database mongo db and frontend React.js. The site need to be responsive for mobile usage. Need two language Thai/English. Need experience developer that can continue finish the front and backend admin panel. Freelancer need to make sure that admin backend panel able to upload image and video. Need to add or modified the field to add on description. Freelancer need to show the progress on his own server until jobs is completed. Freelancer need to opitmized the site to be fast. Image and content of the real estate need to point from AWS storage server to the site. Need to be paid only through freelancer.com. Any payment outside of this site will be reported and the job cancel.

1. Add site into the main server hosting then connect site to AWS s3 for image and video cache
2. Finish all tasks in the doc. READ EACH TASK IN THE DOC BEFORE WORKING ON THE JOB.
3. Optimize the site to work fully with mobile and make all text, images, video, and pages mobile friendly, which include optimize the site to be faster
4. Need SEO function so once upload the property it can be SEO per each property. Need meta tag, site map and etc.
5. Fix backend so it can upload property and description with image. Some field need to be added to show full description of the property

WE WORK BY FIXED RATE ONLY.